Band 34b Zeitschrift für Naturforschung 1979

Contents

C o n t e n t s o f N u m b e r 1

Original Communications

Ternary Phases in the System Iron Thallium-Sulfur (In German) M. ZABEL and K.-J. RANGE 1

Bis(tetrachloromolybdenum)diazene, [ M o N C l ^ (In German) W. LIEBELT and K . DEHNICKE 7

On a New Modification of AS2O5 (In German) M. JANSEN 10

CaAgP and CaAgAs - Two Compounds with the Fe2P-Structure (In German) A. MEWIS 14

Methyl Metal Bromo and Iodo Complexes of Gallium and Indium (In German) H.-J. WIDLER and J. WEIDLEIN 18

Jerf-Butylphosphine Complexes of Gold(I) and Silver(I) Halides (In German) H. SCHMIDBAUR and A. A. M. ALY 23

Derivatives of CW-NPC12(NSOC1)2 and (NPCl2)2NSOCl, Part X I . Preparation of Amino-phenyl Derivatives of NPC12(NS0C1)2

J. B. VAN DEN BERG and J. C. VAN DE GRAMPEL 27 Functional Derivatives of Trimethylphosphine, V I I I .

Phosphonium Salts, Oxides and Sulfides of Tetra-organodiphosphinomethanes, R2PCH2P (CH3) 2 (In German) H. H. KARSCH 31

Solvent Extraction Study of Nickel(II) and Cobalt(II) with l-Phenyl-3-methyl-4-benzoylpy-razol-5-one ( P M B P -OH) A. N. PATEL and A. M. QURESHI 44

Chalcogenolates and their Derivatives, V . Crystal and Molecular Structure of 2,8-Dimethyldibenzo-[c,g][l,2,5,6]tetrathiaocin, an Oxidation Product of 4-Methylbenzene-l,2-dithiol (In German) J. KOPF, K. VON DEUTEN, B . NAKHDJAVAN, and G. KLAR 48

Kinetics and Mechanism of Oxidation of Thio-cyanate Ion by Sodium N-Chloro-4-methyl Ben-zene Sulphonamide in Alkaline Medium D. S. MAHADEVAPPA, B . T. GOWDA, and N. M. M. GOWDA 52

Phosphorus-Nitrogen Compounds, Part X L V . Friedel-Crafts Reactions of Some Aminochloro-cyclotriphosphazatrienes S. K. DAS, M.-UL-HASAN, R. A. SHAW, B. C. SMITH, and M. WOODS 58

Reaction of Carboxamides with Quinolinium Salts under the Influence of Base (In German) W.-H. GÜNDEL and H. BERENBOLD 64

Automatic Generation of Pericyclic Reactions (In German) J. GASTEIGER 67

Reactions of f-Butyl Peresters, X V I I I . Peroxyester Reaction of i-Butyl N,N-Dimethylperoxyamidate D. J. RAWLINSON, M. KONIECZNY, and G. Sos-NOWSKY 76

The Alkyl Inductive Effect, I. Relations between oi, a*, 01, and q* for H and A l k y l Groups; ai Values from the Size and Branching of R L. S. LEVITT 81

Substituent and Solvent Effects on H C N Elimina-tion from l-Aryl-l,2,2-tricyanoethanes F. M. FOUAD and P. G. FARRELL 86

Synthesis of Hexahydro-bis[benzo-dipyrazolones, benzo-diazepinone] and Dithiopyrimidoquinazo-linetetrone F. A. K. AMER, E.-S. AFSAH, M. T. EL-ZIMAITY, and M. A. METWALLY 95

A Convenient Synthesis of Naphth[2',3':5,6]- and [l',2':5,6]-l,3-oxazino[3,2-b]benzimidazoles and Benzoxazolo[3,2-b][l,3]quinazolone - Mechanism of Thiophosgene Heteroeyelisation S. K. DUBEY, S. SHARMA, and R. N. IYER 99

Enehydrazines, X X V . Some Derivatives of 1-Di-methylamino-2(l H)-quinolinone (In German) U. WOLF, W. SUCROW, and H.-J. VETTER 102

Notes

A Bis(perfluoropinacolyl)spirophosphorane (In German) G.-V. RÖSCHENTHALER, K. SAUERBREY, and R. SCHMUTZLER 107

Cyclopentadienyl Titanium(IV) Complexes with Phenylisocyanate G. K. PARASHAR, P. C. BHARARA, and R. C. MEHROTRA 109

Preparation and Raman Spectrum of ReOsCl • SbCls (In German) K. DEHNICKE and W. LIESE 111

Photoinduced Dechlorination Reaction of Dichloro-benzenes, Chloroanilins and Chlorophenols in the Presence of Protondonors (In German) H. PARLAR, P. G. W . STEVEN, R . BAUMANN, and F. KORTE 113

This work has been digitalized and published in 2013 by Verlag Zeitschrift für Naturforschung in cooperation with the Max Planck Society for the Advancement of Science under a Creative Commons Attribution-NoDerivs 3.0 Germany License.

On 01.01.2015 it is planned to change the License Conditions (the removal of the Creative Commons License condition “no derivative works”). This is to allow reuse in the area of future scientific usage.

Dieses Werk wurde im Jahr 2013 vom Verlag Zeitschrift für Naturforschungin Zusammenarbeit mit der Max-Planck-Gesellschaft zur Förderung derWissenschaften e.V. digitalisiert und unter folgender Lizenz veröffentlicht:Creative Commons Namensnennung-Keine Bearbeitung 3.0 DeutschlandLizenz.

Zum 01.01.2015 ist eine Anpassung der Lizenzbedingungen (Entfall der Creative Commons Lizenzbedingung „Keine Bearbeitung“) beabsichtigt, um eine Nachnutzung auch im Rahmen zukünftiger wissenschaftlicher Nutzungsformen zu ermöglichen.

IV Contents

New Phases in the System Thallium-Iron-Sulphur (In German) H. SABROWSKY, J. MIRZA, and CH. METHFESSEL

115 Synthesis of Triphenylsilyl Diphenylphosphine

(In German) A. ANTONIADIS and U. KUNZE 116

The Molecular Structure of Allenes and Ketenes, X I I . Correlations of Carbon-Proton Spin-Spin Coupling Constants in Allenes with ab initio S T 0 - 3 G Overlap Populations W. RUNGE 118

Friedel-Crafts-Alkylations with Cu2+-Bentonite (In German) W. W. LÖTZ and J. GOSSELCK 121

Benzo(c)-l A4,2-thiazol, a New Bicyclic 107r-System (In German) U. KLINGEBIEL and D. BENTMANN 123

Structural Change of a Benzocyclobutadiene by Complexation (In German) H. STRAUB, G. DÖRING, and W. WINTER 125

Regioselective Ring Cleavage of Bacteriochloro-phyll Derivatives by Photooxidation (In German) H. BROCKMANN (Jr.) and C. BELTER 127

Chemical Structure Determination for Photobilin c and a Contribution to the Formation Mechanism (In German) N. RISCH and C. BELTER 129

C o n t e n t s o f N u m b e r 2

Original Communications

Preparation and Crystal Structure of CSAIF4 (In German) R. LÖSCH and CH. HEBECKER 131

Contributions to the Chemistry of Boron, X C V I I . A n Investigation of the Substituent Exchange between Trithiadiborolanes (In German) H. NÖTH and T. TAEGER 135

Crystal and Molecular Structure of Bis(N,N,N',N'-tetramethyl-1,4-diaminobenzeniumyl) [Wurster's Blue Cation] -tetracyanoplatinate(II) -mono-hydrate H. ENDRES, W. JENTSCH, H. J. KELLER, R. MARTIN, W. MORONI, and D. NÖTHE 140

Structure and Vibrational Spectra of Monomolyb-dates and Monotungstates with Organic Cations (In German) A. THIELE and J. FUCHS 145

Preparation and Properties of Mono-, Isopoly- and Heteropolymolybdates with Organic Cations (In German) J. FUCHS and A. THIELE 155

Basic Chromium(III) Formate: Reaction of Chro-mium(III) Chloride with Formic Acid R. C. PAUL, P. KAPOOR, 0 . B. BAIDYA, and R. KAPOOR 160

Reaction of Tris-fer£-butylorthovanadate with Mono-carboxylic Acids (In German) F . PREUSS and J. WOITSCHACH 163

RbSbaSs • H2O - a New Formula and Structure Type in the Group of Thioantimonites (In German) K. VOLK and H. SCHÄFER 172

Na3(AlSi)Te4 - the First Hypotelluroalumosilicate (In German) J. WEIS and H. SCHÄFER 176

Synthesis and Reactions of 4-Bora-2,6-diphospha-1,3,5-triazenes. Cyclic Boron Betaines (In German) H. BINDER and J. PALMTAG 179

Carbons as Catalysts for the Oxidation of Sulfurous Acid (In German) M. ZUCKMANTEL, R. KURTH, and H. P . BOEHM

188 Addition Reactions of Tinorganic Compounds with

N ,NBis(pentaf luoropheny 1) sulfurdiimide (In German) H. W. ROESKY, W. SCHMIEDER, and K . AMBRO-SIUS 197

Azido Chelate Cobalt(III) Complexes (In German) W. BECK, T . KEMMERICH, and H. BÖHME 200

Ternary Complexes in Solution, X X X . Increased Stability Through Intramolecular Stacking in Mixed-Ligand Cu2 + and Zn 2 + Complexes of 2,2'-Bipyridyl and Carboxymethyl Ary l Derivatives E . FARKAS, B . E. FISCHER, R . GRIESSER, V. M. RHEINBERGER, and H. SIGEL 208

Phosphine Substituted Carbonyl Seleno Complexes of Manganese and Rhenium (In German) V. KÜLLMER, E . RÖTTINGER, and H. VAHREN-KAMP 217

Oxidation of Mercapto Carbonyl Manganese Com-plexes (In German) V. KÜLLMER, E . RÖTTINGER, and H. VAHREN-KAMP 224

The Isolation and Characterization of Molecular Complexes Produced from the Reaction of Nitro-phenols with Divalent Metal Oxinates M. M. ALY and A. M. SHALABY 230

" C and 1 1 9Sn N M R Spectra of Thienylstannanes (In German) B. WRACKMEYER 235

Ternary Chalcogenides M3M2'X2 with Shandite-Type Structure (In German) M. ZABEL, S. WANDINGER, and K.-J. RANGE 238

Studies on Diperoxovanadates: The //-Hydroxo-bis[oxo-diperoxovanadate(V)] Anion (In German) K. WIEGHARDT and U. QUILITZSCH 242

Contents V

Planar Complexes of Unsymmetrically Substituted Alky l and Aryl-l,2-dionedioximes with the Ions Nickel(II), Palladium(II) and Platinum(II) (In German) H. J . KELLER and R . LEHMANN 245

On the Preparation and Crystal Structure of SrZnSb2 (In German) E. BRECHTEL, G. CORDIER, and H. SCHÄFER 251

Cis-trans Isomers of Diazadiphosphetidine Deriv-atives: Five Crystal and Molecular Structures (In German) S. POHL 256

Ligand Field Spectroscopic Studies of Transition Metal Aluminium-Tetraalkoxides (In German) E. STUMPP and U. HILLEBRAND 262

Semiempirical SCF-Calculations on the Hydroxy-pyridine-Pyridone-Tautomerism (In German) W. FABIAN 266

Photoredox Reaction of fraws-4-Stilbenecarboxy-latopentaamminecobalt (III) A. VOGLER and A. KERN 271

Reactions with Cyclic Amidenes I I I : Synthesis of Some New Fused Pyrazole Derivatives M. H. ELNAGDI, E. M. KANDEEL, and K . U. SADEK 275

Syntheses with Nitriles, L I V . Reduction of Oxi-minomalonitrile to Aminomalonitrile Using Ra-ney-Catalysts (In German) H. JUNEK and M. MITTELBACH 280

/3,/S-Diacyl-enamines and -enoles, I II . Formylation of CH2-acidic Compounds via the Anilinometh-ylene Derivatives 0 . S. WOLFBEIS and H. JUNEK 283

5aH,10aH,15aH-Tribenzo[b,f,j][l ,4,7]trioxa[9b]-azaphenalenes - Supposed Benzoxetes (In German) H. MEIER, A . ISSA, and U. MERKLE 290

Organophosphorus Compounds of Expected Biolo-gical Activity, Part II . Preparation of Thiourea Derivatives and N-Aryl-phosphorothiomono-amidates F. I. ABDEL-HAY, M. A. OMARA, A. A. EL-BARBARY, and M. EL-BADAWI 297

Mass Spectroscopic Fragmentation Reactions, X X I . Factors Influencing the Loss of Xylene and Toluene from the Polyene Chain of Carotenoids B. JOHANNES, H. BRZEZINKA, and H. BUDZIKIE-WICZ 300

Synthesis of Pyridine-analogous Tetrahydrocanna-binols (In German) F. LÖTZ, U. KRAATZ, and F. KORTE 306

Bacterial Constituents, I II . 3-Alkyl-tetrahydro-quinoline Derivatives from Pseudomonas (In German)

W. NEUENHAUS, H. BUDZIKIEWICZ, H. KORTH, and G. PULVERER 313

Organic Sulfur Compounds, X X X I I I . C0 2 Eli-mination from Gaseous Radical Cations of Thiol Esters: Intramolecular Oxygen Transfer of (C+3/C+3)-Type (In German) B. KOHNE, K. PRAEFCKE, and H. SCHWARZ 316

The Alky l Inductive Effekt, II . Theoretical Calcu-lation of Inductive Parameters H. F . WIDING and L. S. LEVITT 321

The 185 nm Photolysis of 1,4-Dioxane in the Liquid Phase H.-P. SCHUCHMANN, H. BANDMANN, and C. VON SONNTAG 327

Keto-enol Tautomerism in 4,7-Dioxo-4,5,6,7-tetra-hydroindoles G. MALESANI, U. QUINTILY, and G. CHIARELOTTO

333 Quenching of Singlet Oxygen by Sodium Azide in

Reversed Micellar Systems N. MIYOSHI and G. TOMITA 339

The Delayed Luminescence of Tryptophan in Aque-ous LiCl Solutions at 77 K S. YAMASHITA and G. TOMITA 344

Notes

AB2X2 Compounds of Beryllium with 2 A- and 5 B -Elements (In German) CH. TIBURTIUS and H .-U. SCHUSTER 350

Preparation and Structure of NaAlSi and NaAlGe (In German) W. WESTERHAUS and H .-U. SCHUSTER 352

Preparation and Crystal Structure of Na2AgSb (In German) H .-U. SCHUSTER, C. MUES, and W. JUNG 354

Tetrazene from Diazene (In German) N. WIBERG, H.-W. HÄRING, and S. K . VASISHT

356 Transformation of Corrugated Si-Layers into a

Three-Dimensional Si-Network (In German) J. EVERS, G. OEHLINGER, and A. WEISS 358

The Crystal Structure of Ag7GeSsI (In German) A. NAGEL and K.-J. RANGE 360

Competitive Reaction of Some Tricyclic Dienes to [2-f-2]Photocycloaddition (In German) H. PARLAR 363

Quinolyl-nitro Ethylenes and Nitrostyryl-quino-lines of Molluscicidal Act iv i ty M. M. KAMEL, M. I. KORKOR, H. A . SHOEB, G. H. TAMMAM, and S. EL-AMIN 366

The Reaction of Malonamide with Antimony(V)-chloride (In German) W, DIETRICH and H. P . LATSCHA 368

VI Contents

C o n t e n t s o f N u m b e r 3

Original Communications

A New Preparation Technique in Solid State Chemistry, I. High Temperature Reactions with CC>2-Laser (In German) HK. MÜLLER-BUSCHBAUM and H. PAUSCH 371

A New Preparative Technique in Solid State Chemistry, II . High Pressure - High Temperature Reactions with C02-Lasers (In German) HK. MÜLLER-BUSCHBAUM and H. PAUSCH 375

On the Crystal Structure of SrLaNi04 (In German) H. PAUSCH and HK. MÜLLER-BUSCHBAUM 378

On the Preparation and Crystal Structure of NH4SbS2 (In German) K. VOLK, P. BICKERT, R. KOLMER, and H. SCHÄ-FER 380

Preparation and Crystal Structure of K2Sb4S? • H2O (In German) B. EISENMANN and H. SCHÄFER 383

On the Preparation and X-ray Investigation of Cu2SrGeS4 and Cu2BaGeS4 (In German) CHR. L. TESKE 386

Tetramercurimethanes, II . Tetrakis(halomercuri)-methanes C(HgX)4 (X = F, Cl, Br and I): Syn-theses and Vibrational Spectra (In German) D. BREITINGER, W . MORELL, a n d K . GRABETZ 390

Na3Cu4S4 - a Thiocuprate with Isolated ^ [Cu4S4]-Chains (In German) CHR. BURSCHKA 396

Reaction Products of Oxalic Acid Methylester-N-methylamides and Antimony(V) Chloride. Mole-cular Spectra and Structure (In German) M. RÖSSLER, W. SCHWARZ, and A. SCHMIDT 398

Dependence of Chlorine Isotope Separation on the Degree of Cross Linkage of a Strongly Basic Anion Exchange Resin (In German) K. G. HEUMANN, P . ROSSMANN, A . SCHWARZ, and A. WINDFELDER 406

Preparation and Structure Investigation of Poly-tungstates. A Contribution to the Paratungstate A Problem (In German) J. FUCHS and E.-P. FLINDT 412

Cyclotri(A3-phosphazanes) (In German) W. ZEISS and K . BARLOS 423

Contributions to the Chemistry of Sulfur, 116. Crystal and Molecular Structures of 1,2,4,5-Benzotetrathiepine and 3-Methyl-l,2,4,5-benzo-tetrathiepine (In German) F. FEHER and B. ENGELEN 426

Contributions to the Thermal Behaviour of Sulfates, IV. New Facts about the Behaviour of P b S 0 4 at Higher Temperature (In German) M. SPIESS and R. GRUEHN 431

Crystal Structure of (NH4)2[Mo3S(S2)6] Containing the Novel Isolated Cluster [Mo3Si3]2~ A. MÜLLER, S. POHL, M. DARTMANN, J. P. COHEN, J. M. BENNETT, and R. M. KIRCHNER 434

1 5N N M R Spectroscopy of Carbon Azides (In German) J. MÜLLER 437

Catalytic Oxygenation of 3-Methylindole by Co(II)-Schiff Base Planar Complexes K. NOMIYA, N. WAKO, T. KOMIYAMA, and M. MIWA 442

Organometalloidal Compounds with o-Phenylene Substituents, I V . Synthesis of 2,3,7,8,12,13-Hexamethoxytribenzo[b,e,h][l,4,7]trithiaonin (In German) T. WEISS and G. KLAR 448

On the Synthesis of Phosphine-Coordinated d8-Metal Tetrasulfides (Ni(II), Pd(II), and Pt(II)) with Sodium Polysulfides (In German) M. SCHMIDT and G. G. HOFFMANN 451

Complexes of Cu(II) and Ni(II) withN,N'-(Dipicolyl) 1,8-naphthylenediamine J. M. TSANGARIS, S. PERLEPES, and A. G. GALI-NOS 456

Chemistry of Alkoxo Complexes, Part I II . Synthesi-and Characterization of Some Mono(carboxylato)-mono (alkoxo)nickel(II) Complexes B. P. BARANWAL, G. K. PARASHAR, and R. C. MEHROTRA 459

Electrocyclic Ring Opening of Cyclopropyl Halides in the Course of their Reaction with Sodium Iodide in Acetone (In German) R. LUCKENBACH and N. MÜLLER 464

Solvolytic Studies on Methylnorbornyl Systems: Investigations on the Synthesis of 2-Exo-methyl-6-norbornylideneacetic Acid J. RADHAKRISHNAN 481

Ring Opening of CO+ and COOCH3+. Substituted Cyclopropanes and CO Loss from Isomeric C3H5CO+ Ions (In German) H. SCHWARZ, CHR. WESDEMIOTIS, K . LEVSEN, R. D. BOWEN, and D. H. WILLIAMS 488

Transalkylation and Proton Catalyzed C-C-Cleavage of Gaseous n-Butyl and w-Pentyl Benzenes (In German) C. WESDEMIOTIS, H. SCHWARZ, C. C. VAN DE SANDE, and F. VAN GAEVER 495

Synthesis of 2-Cinnamoyl-l,3-indandione Deriva-tives and their Reactions with Hydrazine, Hydroxylamine Hydrochloride, Thiourea, Se-condary Amines and Diethyl Oxalate E.-S.AFSAH, F . A. K . AMER, and H. ETMAN 502

Arylhydrazonothiazolidinones: Ring Cleavage and Alkylation of the 5-Arylhydrazono Derivatives of Rhodanine and Isorhodanine

Contents VII

N. A. KASSAB, S. 0 . ABD ALLAH, and S. A. ELB AH AH 507

The Utilization of Sulfur, Sulfenyl, Selenenyl, and Seleninyl Chlorides in the Conversion of Aldoxi-mes to Nitriles G. SOSNOVSKY and J. A. KROGH 511

1 3C N M R Spectra of Some Acridone Derivatives (In German) I. MESTER, D. BERGENTHAL, ZS. RÖZSA, and J. REISCH 516

Notes

The Behaviour of Mono and Diorganylphosphane Sulphides towards Metal Carbonyl Systems, X X I . Preparation and Properties of Di[//-{(dicarbonyl-h5-cyclopentadienylmanganese)dimethylphos-phine}thio] -bis (tetracarbonylrhenium), (OC)4Re[h5-C5H5Mn(CO)2P(CH3)2S]2Re(CO)4 (In German) E. LINDNER, S. HOEHNE, and K . - W . RODATZ 520

The Crystal Structure of the Orientationally Dis-ordered, Cubic High-temperature Phase of Sodium Perchlorate NaC104 (In German) H. J. BERTHOLD, B. G. KRUSKA, and R. WART-CHOW 522

Crystal Structure of SrGe2 at High Pressures (In German) J. EVERS, G. OEHLINGER, and A. WEISS 524

Synthesis of 2,5- and 2,6-Crosslinked Tetrahydro-methanoindanes (In German) K. HUSTERT, J. SCHMITZER, H. PARLAR, and F. KORTE 525

13C, XH Spin-Spin Coupling Constants, Part IV. Adamantane (In German) R. AYDIN and H. GÜNTHER 528

Erratum 530

C o n t e n t s o f N u m b e r 4

Original Communications 1 5N N M R Spectra of the Azides of Dimethylalu-

minium, Dimethylgallium, and Dimethylarsenic (In German) J. MÜLLER 531

Trimethyltin Azide and Trimethyltin Azide-Hydro-xide (In German) J. MÜLLER 536

Synthesis and Structure of the Phase K2CdSn and K 2 C d P b (In German) R. MATTHES and H.-U. SCHUSTER 541

Preparation and Crystal Structure of Silver-Barium-Thiogermanate(IV). Ag2BaGeS4 (In German) CHR. L. TESKE 544

Formation of Alkylcarbenium Ions in the System Aluminium (Gallium) Halide/Hydrogen Halide (In German) F. KALCHSCHMID and E. MAYER 548

Contributions to the Study of Inorganic Non-Stoichiometric Compounds, V I I I . Electronmicro-scopical Proof of New, Small Area Defects of Block Structures and Calculation of Their O/Me Values (In German) G. HEURUNG, R. GRUEHN, and H. BRUNNER 553

db-/i-Carboxilato-e-/i-hychx>xo-f-/*-oxo-bis[trichloro-antimony(V)]. A Dimeric Trichloro Antimony(V) Oxide Stabilized by Carboxilic Acids (In German) F.-J. KOLLER, W. SCHWARZ, and A. SCHMIDT 563

Derivatives of as-NPCl2(NSOCl)2 and (NPCfcJaNSOCl, Part X I I . Triphenylphospha-zenyl Derivatives of NPC12(NS0X)2 and (NPC12)2NS0X with X = F, Cl or Ph A. P. JEKEL and J. C. VAN DE GRAMPEL 569

Investigations on the Existence of the Radicals Cp(CO)3M (M = Cr, Mo, W) (In German) TH. MADACH and H. VAHRENKAMP 573

Synthesis and Characterization of Exocyclic rc-Enyl Complexes of the Composition (CgHi3PdCl)2 (In German) R. RATKA. M. L. ZIEGLER, and G. SCHILLING 579

Investigations of Solid Polyborates and their Aqueous Solutions by Raman Spectroscopy (In German) R. JANDA and G. HELLER 585

Phosphorylhalide Complexes of the Uranium(IV) Halides, U X 4 • 2 P O X 3 (X = Cl, Br) and a Di-chlorophosphate of Uranium(VI) (In German) W. M. DYCK and K . DEHNICKE 591

Preparation and Characterization of cis- and trans-Dihalogeno-bis-acetylacetonato-osmates(IV) (In German) W. PREETZ and H. PETERSEN 595

Transition Metal Substituted Phosphines, Arsines and Stibines, 19. Synthesis and Some Properties of Transition Metal Substituted Arsine Sulfides (In German) W. MALISCH, R . JANTA, and G. KÜNZEL 599

Studies on Thiocarbonyl Olefination Reactions with Phosphonium Ylides R. S. TEWARI, S. K . SURI and K. C. GUPTA 606

rj3-Allyl Metal Sulfur Cluster Compounds of Nickel, Palladium, and Platinum (In German) B. BOGDANOVTÖ, R . GODDARD, P. GÖTTSCH, C. KRÜGER, K . SCHLICHTE, and YI-HUNG TSAY

609 Calculation of Acidity Constants of Protonated

Weak Organic Bases by a New Method, I I I Ethers L. S. LEVITT and B. W . LEVITT 614

VIII Contents

Studies on Spiro Azetidinones and Spiro Thiazoli-dinones, I II . Synthesis of Some New Spiro Azetidinones, Spiro Thiazolidinones, Bis-azetidi-nones and Bis-thiazolidinones KH. M. HASSAN and Z. H. KHALTL 621

Derivatives of 1,3-Benzodioxoles, 44. Preparation of 1,4-Benzoquinones Fused to Cyclic Diethers (In German) F . PAT,LACKER, G. REICHRATH, and G. SCHNACKERS 624

The Individual Components of Bacteriophaeophor-bide Methyl Esters from Bacteriochlorophyll c and d (In German) TH. KEMMER, H. BROCKMANN (JR.), and N. RISCH

633 Notes A New Synthesis of Bis(l,5-cyclooctadiene)plati-

num (In German) G. E. HERBERICH and B. HESSNER 638

Preparation of Cs3[V(NO)(H2NO)(CN)4] • 2 H 2 0 -a New Nitrosyl-oxamido (0,N) Complex of Vanadium (In German) U. QUILITZSCH and K. WIEGHARDT 640

A n Unexpectedly Simple Synthesis of Dimethyl Phosphine (In German) A . TRENKLE and H. VAHRENKAMP 642

Dimeric Aquo(malonenamide-oximato)-(2-ketoma-lonenamide-oximato)-nickel(II) (In German) H. ENDRES and B. NUBER 644

Ternary Carbides of Cr, Mo and W with Platinum Metals (In German) H. HOLLECK 647

On the Nature of the Silica Modification "si l ica-X" (In German) K . BENEKE and G. LAGALY 648

Constituents of Clausena anisata (Willd.) Oliv. (Rutaceae), I II . 13C N M R Spectra of Mupamine, Carbazole and Some Carbazole Derivatives (In German) I. MESTER, D. BERGENTHAL, and J. REISCH 650

C o n t e n t s o f N u m b e r 5

Original Communications

The Crystal Structures of Li3In2, Li5Tl2 and Li3Tl (In German) J. STÖHR and H. SCHÄFER 653

On the Preparation and Crystal Structure of CaAleTeio and CaGaeTeio (In German) W . KLEE and H. SCHÄFER 657

Vinyldifluorophosphoranes: Synthesis by Direct Fluorination and Addition Behaviour (In German) I. RUPPERT 662

Necaw Modifitions of Silica (In German) G. LAGALY, K. BENEKE, and H. KAMMERMEIER

666 On the Crystal Structure of the Thiocuprates

KsCugSe and Rb3Cu8S6 (In German) CHR. BURSCHKA 675

New Bicyclic A3-Phosphazanes (In German) W. ZEISS and W. ENDRASS 678

The Crystal Structure of the Antimony Fluoride Chloride SbCU+tSbaFio.sClo.s]- (In German) U. MÜLLER 681

Preparation, Properties, and Crystal Structure of TleAu2Iio (In German) W. STOEGER and A. RABENAU 685

Preparation, Properties and Crystal Structure of Rhenium(VII) Nitride Chloride, ReNCU (In German) W. LIESE, K . DEHNICKE, I. WALKER, and J. STRÄHLE 693

Topotactic Electron/Ion Transfer Reactions of Niobium Chalcogenides Nb 3 X 4 with Tunnel Structure R. SCHÖLLHORN and W. SCHRAMM 697

The Reaction of (h5-Cyclopentadienyl)carbonyl-(triphenylphosphine)iridium and Bis(pentafluoro-phenyl)acetylene M. D. RAUSCH and R. G. GASTINGER 700

The Structures of the Essential Unsaturated F a t t y Acids. Crystal Structure of Linoleic Acid and Evidence for the Crystal Structures of a-Linolenic Acid and Arachidonic Acid (In German) J. ERNST, W. S. SHELDRICK, and J.-H. FUHRHOP

706 Preparation and Properties of Two Tris o-Semi-

quinone Complexes D. G. BROWN and W. L. JOHNSON 712

Quinolizines and Indolizines, X I I . Reaction of Pyro-phthalone with Reactive Malonyl Derivatives (In German) TH. KAPPE, M. HARIRI, and W. STADLBAUER

716 Neighboring Group Effects in the Aminolysis of

Esters, I II . The Rate Diminishing Influence of Triethylamine in the Aminolysis of 2-(2-Hydroxy-benzyl)phenylacetates (In German) V. BÖHMER and K . WÖRSDÖRFER 720

Studies of the Reaction of Various 1,2-Disubstituted Benzenes with Crotonic Acid in Polyphosphoric Acid H. G. GRANT 728

The Triflate Group, an Excellent Suitable Residue for SN2 Exchange in Carbohydrate Chemistry (In German) R. KIMMICH, H. BAUER, N.VETHAVTYASAR, and W. VOELTER 734

Contents I X

Field Desorption Mass Spectra of Gastrine Peptides and Glutathione Derivatives M. PRZYBYLSKI, I. LÜDERWALD, E. KR AAS, W. VOELTER, and S. D. NELSON 736

Notes

Kinetics of the Alkaline Decarboxylation of Tri-chloroacetate Ion in Water - Ethanol Solutions E.-H. M. DIEFALLAH 744

Preparation and Vibrational Spectrum of Re03(02PCl2) • POCI3 (In German) M. EL ESSAWI and K . DEHNICKE 746

Organometallic Compounds of the Lanthanides, V I I . Tris(di-J-butylphosphine) Derivatives of Yttr ium, Holmium, Erbium, Thulium, Ytterbium, and Lutetium (In German) H. SCHUMANN and G.-M. FRISCH 748

On the Structural Chemistry of the Phase AI2O3 • 2 P2O5 • 9 H 2 0 R. KNIEP and A. WILMS (In German) 750

Azides and Nitriles of Cyclic A5-Phosphazenes (In German) H. W. ROESKY and M. BANEK 752

Photoactivation and Photosensitization of the Homogeneous Hydrogenation Catalyst IrCl(CO)[P(I-C3H7)3]2 (In German) W . STROHMEIER and J.-P. STASCH 755

Electrochemistry of Transition Metall-^-Complexes, III . Olefinic and Aromatic Sandwich Complexes of Chromium (In German) U. KOELLE, W . HOLZINGER, and J. MÜLLER 759

Pyrazolyl Phosphorane Dimerisation (In German) TH. v . CRIEGERN and A. SCHMIDPETER 762

On Sulfurapatites: Preparation and Crystal Struc-ture of Ba5S(As04)2S04, Sr5S(As04)2S04 and Sr5S(P04)2S04 (In German) A. SCHIFF-FRANCIS, G. SAVELSBERG, and H. SCHÄFER 764

Formation of Intercalation Complexes with Water after Mechanical Treatment of Kaolinite (In German) P. BARTZ and K.-J. RANGE 766

Thioamide -> Isothiocyanate Conversion (In German) M. BAHADIR, S. NITZ, H. PARLAR, and F. KORTE

768 Book review 770

C o n t e n t s o f N u m b e r 6

Original Communications

KsCuSb2 - a Compound with Linear Sb-Cu-Sb-Units (In German) G. SAVELSBERG and H. SCHÄFER 771

About a New Phase Cuo.5Nb1.5O3,7 (In German) M. SCHWEIZER and HK. MÜLLER-BUSCHBAUM 774

On Oxidpnictides: Preparation and Crystal Struc-ture of A2MJI3B2O2 with A = Sr, Ba and B = As, Sb, Bi (In German) E. BRECHTEL, G. CORDIER, and H. SCHÄFER 777

NaöPtsGes, a Ternary Intermetallic Phase with Tetrahedral Platinum Clusters (In German) W . THRONBERENS and H.-U. SCHUSTER 781

The Stabilization of Phosphanes P(NHX) 3 b y Ligand Reactions of Pentacarbonyl(trichloro-phosphane)molybdenum(O) (In German) H. MAISCH 784

Synthesis and Spectroscopy of Silylsulfanes (In German) W . BUDER 790

Synthesis of Fluorochloro- and Fluorobromophos-phites by Proton Catalysis (In German) H. BINDER and R. FISCHER 794

Complex Chemistry of Polyfunctional Ligands, 52. Hydrido- and Deuterido-manganese(I)-carbonyl Complexes of l,l,l-Tris(diphenylphosphinome-thyl)ethane (In German) J. ELLERMANN and H. A. LINDNER 799

Vanadocene Dichloride - Another Antitumor Agent from the Metallocene Series (In German) P. KÖPF-MAIER and H. KÖPF 805

N M R Studies on Halogeno-cis-bis(phosphine)-nieZo-pentaboranyl Derivatives of Nickel, Palladium, and Platinum J. D. KENNEDY and J. STAVES 808

Reactions with N,N-Bis(trimethylstannyl)trifluoro-methanesulfonamide and the X-ray Structure of a Twelve-Membered Sulfur-Nitrogen-Ring (In German) H. W . ROESKY, M. DIEHL, B . KREBS, and M. HEIN 814

Mineralisation of 14CCl2F2 Catalysed by Active Surfaces (In German) M. BAHADIR, S. GÄB, J. SCHMITZER, and F . KORTE 822

Crystal and Molecular Structure of Tetrakis(4-fluorophenylisonitrile)rhodium(I) Chloride Hy-drate and Tetrakis(4-nitrophenylisonitrile)rho-dium(I) Chloride (In German) H. ENDRES, N. GOTTSTEIN, H. J. KELLER, R . MARTIN, W . RODEMER, and W . STEIGER 827

The Systems K 2 S-T1 2 S and Rb 2 S-Tl 2 S (In German) E. GEHLE and H. SABROWSKY 834

Synthesis and Addition Reactions of 1,3,2 A2,4-Diazaphosphoniaaluminatacyclobutanes (In German) E . NIECKE and R. KRÖHER 837

Effect of Solvent, Leaving and Entering Ligand on Substitution Rates of Square Planar Complexes

X Contents

of Palladium(II) with l-(2-Hydroxyphenyl)-3,5-diphenylformazan S. BALT and J. MEULDIJK 843

Derivatives of cis-NPCL2(NSOCL)2 and (NPC12)2NS0C1, Part X I I I . Methyl- and Ethyl-amino Derivatives of the Ring System cis-NPC12(NS0X)2 with X = Chlorine and Fluorine C. CNOSSEN-VOSWIJK and J. C. VAN DE GRAM-PEL 850

Alkynyl Compounds of Transition Metals, X X X V I . Copper(I) Compounds of 1,2-Diethynylbenzene (In German) R. NAST and W.-H. LEPEL 856

Crystal and Molecular Structure of the Dimeric (Tetramethylcyclobutadiene)dibromo-nickel(II) (In German) U. THEWALT, R. HEMMER, and H. A. BRUNE 859

Salts of Ferricinium Cation and its Homologues: N M R Investigation, I. On Mechanisms of Spin Dereal izat ion in Salts of Ferricinium and 1,1'-Dimethylferricinium Cation I. R. LYATIFOV, ST. P. SOLODOVNIKOV, V . N. BABIN, and R. B. MATERIKOVA 863

Condensation of 2-Acetyl-l,3-indandione with Ami-nes and Diazonium Salts F. A. K . AMER, E.-S. AFSAH, and H. ETMAN 867

Semiempirical SCF-Calculations on the Hydroxy-pyrimidine-pyrimidone Tautomerism (In German) W. FABIAN 871

Conformational Studies on Partial Sequences of A C T H and Analogues. Theoretical Predictions and CD Investigations of Polyethylene glycol)-bound Oligopeptides (In German) H. MUTTER, M. MUTTER, and E. BAYER 874

Notes

The Compounds Mg(Hacac)2(C104)2 and Ca(Hacac)2(C104)2 (In German) H. G. KRAFT and B. M. RODE 886

Diazadistibetidines (In German) N. KUHN and 0. J. SCHERER 888

C o n t e n t s o f N u m b e r 7

Original Communications

The ferJ-Butyl Cation in Solutions of Aluminium Bromide in Mono-, Di- and Tribromomethane (In German) P. BRÜGGELER and E. MAYER 891

Dimethylhalonium Ions in Aluminium Halide/ Methyl Halide Solutions (In German) P. BRÜGGELER and E. MAYER 896

Preparation and Properties of Trimeric Chlorotellu-rates(IV). Crystal Structure of (C6H5)3CTe3Cli3

(In German) B . KREBS and V. PAULAT 900

Four- and Five-membered Phosphorus Hetero-cycles, X X X V I I I . Azaphospholo-benzoaxaza-phospholes - Preparation, Proton Shift and Struc-ture (In German) A. SCHMIDPETER, J. H. WEINMAIER, W. S. SHELDRICK, and D. SCHOMBURG 906

Structure of a Spirobi(cyclophosphazene) (In German) A . SCHMIDPETER, H. EILETZ, J. v . SEYERL, and G. HUTTNER (In German) 911

Exchange of Phosphorus in the Cyclophosphazene Ring in the Reaction Hydridocyclotri (phos-phazene )/Perthiophosphonic Anhydride (In German) J. HÖGEL and A . SCHMIDPETER 915

Synthesis and Characterization of the Species R-C 7 H 7 Cr(CO) 3 with R = CHgCOCHa-, CH 3 CO(CH 3 )CH- CH3COCHCH(CH3)2-(In German) F . ZAHEDI and M. L. ZIEGLER 918

Preparation and Crystal Structure of BaMn2Sb2, BaZn2Sb2 and BaCd2Sb2 (In German) E . BRECHTEL, G. CORDIER, and H. SCHÄFER 921

Tetrakis(trimethylsilyl)distibane (In German) H. J. BREUNIG and V. BREUNIG-LYRITI 926

Synthesis and Properties of jU2-Silanediyl Iron Carbonyls (In German) G. SCHMID and E . WELZ 929

On Ammonium Chromium(III) Fluoride NH4CrF4 (In German) G. KNOKE, D. BABEL, and TH. HINRICHSEN 934

The Perovskite System CH3NH3[PbnSni_„X3] (X = Cl, Br, I) (In German) D. WEBER 939

Preparation, I R Spectra and Crystal Structure of [WNC13 • P0C13]4 • 2 P0C13 (In German) W . MUSTERLE, J. STRÄHLE, W . LIEBELT, and K. DEHNICKE 942

Synthesis and Characterisation of Bis(^5-methyl-cyclopentadienyl) N-Aryl-dithiocarbamato Chloro Titanium(IV) Compounds N. K . KAUSHTK, B. BHUSHAN, and G. R . CHHAT-WAL 949

Preparation and Crystal Structure of Rb2AgAu3Ig, a Contribution to the Crystal Chemistry of Mono-valent Silver and Gold (In German) W . WERNER and J. STRÄHLE 952

On Polymorphism of Na2S203 (In German) H. VON BENDA and K. VON BENDA 957

Contents X I

Reactions of Metal and Metalloid Compounds with Polyfunctional Molecules, X X I V . Synthesis of Sulfonamidoboranes and Sulfonamidosilanes (In German) W. MARINGGELE and A. MELLER 969

Chemistry of Polyfunctional Ligands, 53. About Methyl-substituted Triarsa-trioxa-, Triarsa-tri-thia- and Triarsa-triaza-adamantanes and about the Strongly Spread Adamantane Cage in the Sulfur Derivative (In German) J. ELLERMANN, M. LIETZ, P. MERBACH, G. THIELE, and G. ZOUBEK (In German) 975

Solvent Extraction Study of Mercury(II) with Zolon Red (HZR) A. N. PATEL and A. M. QURESHI 983

Resonance Raman Spectra and Structure of Partially Oxidized Magnus' Salt G. C. PAPAVASSILIOU and T. THEOPHANIDES

986 X P S Spectra of Copper and Nickel Biuret Com-

plexes - Observations of Intense Satellite Struc-ture in the 2 P Spectrum of a Copper(III) System D. G. BROWN and U. WESER 989

A Contribution to the Photochemistry of Aromatic Nitro Compounds (In German) J. KELM 995

Synthesis of Thioketals with Tris(ethylthio)borane, I I (In German) H. A. KLEIN 999

Photolysis of Aromatic Ethers R. BENN, H. DREESKAMP, H.-P. SCHUCHMANN, and C. VON SONNTAG 1002

Synthesis of Isoponcimarin P. RODIGHIERO, A . GUIOTTO, P. MANZINI, and G. PASTORINI 1010

E S R and Optical Studies on the Interaction be-tween cis-Dichlorodiammine Platinum(II) and Tryptophan H. NEUBACHER, P. ZAPLATYNSKI, A . HAASE, and W. LOHMANN 1015

Investigations of Quaternary Pyridinium Salts, I X . Pyridinium Salts with Amidine Group. Prepara-tion and Reaction with Base (In German) W.-H. GÜNDEL 1019

Soluble Polymers for Substitute of Biopolymers in Natural Compounds, I. Replacement of the Oligosaccharide Chain in Cinerubin A by Poly-oxyethylene K . GECKELER and M. MUTTER 1024

Substituent Effects upon the Rate of Photobilin Formation (In German) U. JÜRGENS and H. BROCKMANN (JR.) 1026

Notes

Contributions to the Chemistry of Sulfur, 118. Synthesis of Pentathianes and Hexathiocanes (In German) F. FEHISR and K. GLINKA 1031

On the Preparation and Crystal Structure of K3Ag3As2 and K3CU3AS2 (In German) G. SAVELSBERG and H. SCHÄFER 1033

The Crystal Structure of Phosphorus Trichloride at — 1 1 0 °C (In German) H. HARTL, M. RAMA, A. SIMON, and H.-J. DEISE-ROTH 1035

A Pentagonal Pyramidal Coordination of Bismut. Crystal Structure of Methylbismuth-bis(diethyl-dithiocarbamate) (In German) CH. BURSCHKA and M. WIEBER 1037

Donor Acceptor Complexes of Re0 3 Cl with Metal Chlorides (In German) R. LÖSSBERG and K . DEHNICKE 1040

l,3,4,2-Thiadiazaphospholine-2-thiones (In German) W. ZEISS and A. SCHMIDPETER 1042

Calcium Isotope Separation by Ion Exchange Chromatography in Dependence on the H N 0 3

Eluant Concentration (In German) K. G. HEUMANN and H. KLÖPPEL 1044

C o n t e n t s o f N u m b e r 8

Original Communications

Crystal Structure of the Salts K2AU2I6 and Cs2AgaAu1i_a;AuIIIBr6. A Contribution to the Crystal Chemistry of the Alkali Hexahalogeno Aurates(I,III) (In German) J. STRÄHLE, J. GELINEK, M. KÖLMEL, and A.-M. NEMECEK 1047

On the Preparation and Crystal Structure of BaSb2Se4 (In German) G. CORDIER and H. SCHÄFER 1053

Preparation and Crystal Structure of Ternary Silicides and Germanides of Lithium with the Rare-Earth-Metals Y and Gd in the Fe 2 P-Type Structure (In German) A. CZYBULKA, G. STEINBERG, and H.-U. SCHU-STER 1057

New Mixed-valence Compounds with Sb(III) and Sb(V) of the Structure (RH+)8(Cl-)4SbCl63-SbCl6-(In German) H. K. EISINGER and H. P. LATSCHA 1059

The Crystal Structure of (C6H5)4P+IBr2-(In German) U. MÜLLER 1064

x n Contents

Compound Formation Me0:M203, Part III . BeGa204 (In German) M. SCHWEIZER and HK. MÜLLER-BUSCHBAUM

1067 Photolytic Reactions with Complexes of the Type

CpFe(CO)2R (R = Me, Et , Ph)+ (In German) H. G. ALT, M. HERBERHOLD, M. D. RAUSCH, and B. H. EDWARDS 1070

n B NMR Spectroscopic Studies on Aqueous Poly-borate Solutions (In German) R . JANDA and G. HELLER 1078

Boron Compounds, Part 12. The Crystallizing Behaviour of Poly(2-phenyl-l,3,2-dioxybora-cycloalkanes) (In German) U. W GERWARTH 1084

Nematic Liquid Crystals with High Positive Di-electric Anisotropy M. A. OSMAN 1092

Synthesis and Reactions of Iron Sulfur Complexes with CO and P(CH3)3 Ligands (In German) D. SELLMANN and E. UNGER 1096

Compounds of Complex Halo and Pseudohalo Acids of the Group I I B Metals, Part I. Etherate, Pyridine and Aniline Compounds of Zn(II) A. G. GALINOS, J . K . KOUINIS, P. V. IOANNOU, TH. F . ZAFIROPOULOS, and S. P. PERLEPES

1101

On the Synthesis of Silicon Containing Inorganic Heterocycles from Phenoxy-thiophosphoryl- and Phenoxy-phosphoryl-dihydrazide (In German) U. ENGELHARDT and TH. BÜNGER 1107

Rapid Betaine Collapse in the Reactions of Six-Membered Ring Cyclic Phosphines with Styrene Oxide, and Rates of Alkaline Hydrolysis of Related Cyclic Phosphonium Salts D. W. ALLEN, B. G. HUTLEY, and A. CHR. OADES 1112

The Chemistry of Heteroarylphosphorus Com-pounds, Part X I I I . Some Reactions of 5-(2-Thienyl)dibenzophosphole and its Quaternary Salts D. W. ALLEN and B. G. HUTLEY 1116

Modification of the N-Terminal 2-Methylthioethoxy-carbonyl Protective Function of Peptides Using Cyanogen Bromide (In German) R. BARTHELS and H. KUNZ 1121

X-ray and I R Spectroscopic Investigation of the Phosphate Substitution by Sulfate Ions in the Fluoroapatite Lattice (In German) M. C. APELLA and E. J. BARAN 1124

Molecular Rearrangements, X V . Photolysis and Thermolysis of N-a- and ß-Phenethyl Toluidines M. Z. A. BADR, M. M. ALY, G. M. EL-NAGGAR, and A. M. FAHMY 1128

On the Mechanism of the Singlet Excited Photo-isomerizations of the Homofulvene System (In German) H. JOBST and H. A . BRUNE 1133

Carbonfunctional Organosilicon Compounds: Syn-thesis of Some Silylcoumarins B. N. GHOSE 1140

Heterocyclic Seven-Membered Ring Compounds, X X I I I . Synthesis and Thermo lytic Behaviour of 2-Methyl-4-phenyl-l-benzothiepins (In German) H. HOFMANN and R. HEIDRICH 1145

Synthesis and Biological Activity of Some New Diarylsulphides and Diarylsulphones Containing Amino Acid Moieties, Part I M. A. ABBADY and M. M. KANDEEL 1149

Reactions of Substituted Xanthotoxin with Nitriles and Hydrazines 0 . H. HISHMAT, A. H. ABD EL RAHMAN, A.-K. M. N. GOHAR, and M. H. ABDEL-RAHMAN 1154

(2-Trichloromethyl-2-propyl)-chlorophosphates as Phosphorylating Reagents (In German) H. A. KELLNER and I. UGI 1159

Notes Sr2Sb3, a Zintl-Phase with a Sbö-Chain Anion

(In German) B. EISENMANN 1162

Y L i S n - a Ternary Compound with Distorted Li-Sn-Wurtzit-Type Lattice (In German) G. STEINBERG and H . -U. SCHUSTER 1165

Preparation and Structure of K 2 P d A s 2 (In German) H.-U. SCHUSTER and S. ROZSA 1167

CeLi2As2, a Ternary Compound in the CaAl2Si2-Type (In German) H.-U. SCHUSTER and H.-O. FISCHER 1169

C o n t e n t s o f N u m b e r 9

Original Communications

Functional Derivatives of Trimethylphosphine, X I . Trisphosphinomethanes (R2P)3CH and Isomeric Phosphorus Ylids R 2 P - P R 2 = C H - P R 2

(In German) H. H. KARSCH 1171

Functional Derivatives of Trimethylphosphine, X I I . Stabilized Carbanions: Phosphinomethanides and their Reaction with Methyl Iodide (In German) H. H. KARSCH 1178

Transition Metal Carbyne Complexes, L. Prepa-ration and Nucleophilic Substitution of Tetracar-bonyl (organylcarbyne )tetrafluoroborato Metal Complexes (In German) E. 0 . FISCHER and F. J. GAMMEL 1183

Contents XII I

Transition Metal Carbyne Complexes, LI . Novel Carbene Complexes of Manganese by Reaction of Cationic Carbyne Complexes with Nucleophiles (In German) E. O. FISCHER and G. BESL 1186

Electrochemical and Electron Spectroscopic Meas-urements on the Nature of Singly Arsenic Bridged Metal-Metal Bonds (In German) U. HONRATH and H. VAHRENKAMP 1190

Redox Chemistry of Singly Arsenic Bridged Dinu-clear Complexes without Metal-Metal Bonds (In German) T. MADACH and H. VAHRENKAMP 1195

Preparation and Crystal Structure of Niobium(tri-phenyl-phosphineimino )tetrachloride, Nb[NP(C6H5)3]Cl4, a Compound with a Niobium Nitrogen Multiple Bond (In German) H. BEZLER and J. STRÄHLE 1199

Preparative, Spectroscopic and Crystallographic In-vestigations on Phosphinato Complexes of Rhe-nium with Various Unidentate Ligands (In German) E. LINDNER, S. TRAD, S. HOEHNE, and H.-H. OETJEN 1203

The Crystal Structure of EunSbio R. SCHMELCZER, D . SCHWARZENBACH, and F. HULLIGER 1213

Some New Iridium Complexes of Phosphorus Ylides (In German) T. E. FRÄSER, H.-J. FÜLLER, and H. SCHMIDBAUR

1218 New Ternary Borides of the Alkaline Earth Metals

with Rhodium and Iridium (In German) W. JUNG 1221

Preparation and Crystal Structure of CagMruBig and CagZnjBig (In German) E. BRECHTEL, G. CORDIER, and H. SCHÄFER 1229

Li3CesGe4, a New Type of Ternary Compound of Lithium with Rare Earth Metal and Germanium (In German) A. CZYBULKA and H.-U. SCHUSTER 1234

Ternary Silicides of Lithium with Yt tr ium or Neo-dymium in a Modified U3Si2-Type Structure (In German) G. STEINBERG and H.-U. SCHUSTER 1237

Resonance Raman Spectrum of Tetrabutylammo-niumoctaiododirhenate (III), [(n-C4Hg)4N]2[Re2l8] (In German) W. PREETZ, G. PETERS, and L. RUDZIK 1240

Bond-Isomeric Hexakis(thiocyanato-isothiocyana-to)osmates(III) (In German) W. PREETZ and G. PETERS 1243

Reactions of Polyhalogenated Cyclobutenes with Trimethylphosphite (In German) G. BAUER, G. HÄGELE, and P. SARTORI 1249

Reactions of Polyhalogenated Cyclobutenes with Trimethylphosphite (In German) G. BAUER and G. HÄGELE 1252

Preparation and Molecular Structure of 1,3,5,7-Tetraaza-2,4,6,8-tetrasila-bicyclo[3,3,0]octane (In German) W. CLEGG, H. HLUCHY, U. KLINGEBIEL, and G. M. SHELDRICK 1260

Na3FeS3 , a Thioferrate with Isolated [Fe2S8]-Anions. (In German) P. MÜLLER aud W. BRONGER 1264

Functional Derivatives of Trimethylphosphine, X I I I . Stabilized Carbanions: The Molecular Structure of {[(CH3)3P]3C}I2 (In German) B. ZIMMER-GASSER, D. NEUGEBAUER, U. SCHU-BERT, and H. H. KARSCH 1267

1 3C N M R Studies on Some Organosilanes (In German) B. WRACKMEYER and W. BIFFAR 1270

Ion Exchange Equilibria of Cobalt(II)-M-hexacyano-ferrates(II) with K , NH4 and Cs T. S. CERANIC and R . ADAMOVIC 1275

Sila-Drugs, 14 th Communication. Preparation and Properties as well as Crystal and Molecular Structure of Sila-Difenidol (In German) R. TACKE, M. STRECKER, W. S. SHELDRICK, E . HEEG, B. BERNDT, and K. M. KNAPSTEIN 1279

Synthesis of Derivatives of 1-Adamantylbenzene (In German) J.-V. WEISS, V . WRAY, and R. SCHMUTZLER 1286

Preparation and Characterisation of a,a'-Bipyridyl-nickelacyclopentane (In German) P. BINGER, M. J. DOYLE, C. KRÜGER, and YI-HUNG TSAY 1289

Structure of the l-Ethyl-3-methyl-l-alumina-indane Dimer, [C2H5(0-C6H4CH(CH3)CH2)A1]2 D. J. BRAUER and C. KRÜGER 1293

Dielectric Measurements and Molecular Structure. Styrene Oxides and Phenylcyclopropanes S. SORRISO 1298

The Synthesis of a Cepham Derivative by Four Component Condensation (In German) A. SCHUTZ, I. UGI, and H.-J. KABBE 1303

[l,3]-Hydroxyl Migration in Cation Radicals of Allene and Acetylene Alcohols (In German) B. CIOMMER and H. SCHWARZ 1307

Chemical Constituents of Corchorus capsularis and C. olitorius (Jute Plant), Part IV, Isolation of Corosolic Acid, Ursolic Acid and Oxo-corosin and Correlation of Corosin with Tormentic Acid M. MANZOOR-I-KHUDA and G. HABERMEHL 1320

Studies on Spiroheterocyclic Nitrogen Compounds, IV. Synthesis of Some New Spiro Azetidinones and Spiro Thiazolidinones Containing Pryazolines KH. M. HASSAN and Z. H. KHALIL 1326

XIV Contents

Notes Preparation of N-Phenylmercury-adenine

(In German) P. PERINGER 1330

(—)D- and (-f)D-4-Methoxyphenylmethyl-thiophos-phinie Acid, Control of the Resolution by 31P{1H} N M R Spectroscopy (In German) W. KUCHEN and J. KUTTER 1332

New Thiaza-A5,A5-diphosphetidines (In German) W. ZEISS, H. HENJES, D. LUX, W. SCHWARZ, and H. HESS 1334

Crystal Structure of K3PS4 • H2O (In German) K . VOLK and H. SCHÄFER 1337

On the Conformation of Sterically Hindered Aniline Cation Radicals and Benzyl Cations (In German) H.WOYNAR, H. SCHÄFER, A . BERNDT, W. THIEL, and A. SCHWEIG 1339

Preparation and Properties of frems-Diiodo-tetrakis (pyridine)osmium(II) (In German) J. BEHRENSDORF, W. HASENPUSCH, and W. PREETZ 1341

Molybdenum (V)-nitridobromide, MoNBr2 (In German) N. KRÜGER and K . DEHNICKE 1343

Studies on Metal-Metal Bonds, V I . Observations on the E A N Rule and Bond Orders for Mn-Mn Compounds I. BERNAL and M. CRESWICK 1345

C o n t e n t s o f N u m b e r 10

Original Communications Cyclopentyl- and Cyclohexyl-dimethyl-methylene-

phosphoranes from a>-Haloalkyl-trimethylphos-phonium Salts. Gold Complexes of Mono- and Difunctional Yl ides (In German) H. SCHMIDBAUR and H. P . SCHERM 1347

Contributions to the Chemistry of Boron, CVII . On the Preparation and Structure of a Tetra-borylated Hydrazine (In German) P. C. BHARARA and H. NÖTH 1352

Transition Metal Phosphido Complexes, I II . Novel Nickel Phosphorus Three-, and Four-Membered Ring Complexes (In German) H. SCHÄFER 1358

Hydrido-carbonyl, Deuterido-carbonyl and Carba-moyl-carbonyl-cobalt(I) Complexes of Tetrakis-(diphenylphosphinomethyl)methane (In German) D. BAUERNSCHMITT, H. BEHRENS, and J. ELLER-MANN 1362

Basic Chromium(III) Carboxylates: Reactions of Chromium(III) Chloride with Some Carboxylic Acids R. KAPOOR and R . SHARMA 1369

Preparation and Crystal Structure of MgCuP, BaCuP(As), and BaAgP(As) (In German) A . MEWIS 1373

Contributions to the Study of Inorganic Non-Stoichiometric Compounds, I X . Electron Micro-scopical Investigations on Crystals Prepared by Chemical Transport in the System N b 2 0 5 - W 0 3 (I) (In German) G. HEURUNG and R . GRUEHN 1377

Diazene and other Dinitrogen Hydrides: Heats of Formation, Dissoziation Energies, Appearance Potentials, Proton Affinities (In German) N. WIBERG, G. FISCHER, and H. BACHHUBER 1385

The Dimethylphosphanomethanide Ion as a Bridging Ligand - Structure of /j-Dimethylphos-phido, ^-Dimethylphosphanomethanidotetrakis-(trimethylphosphane)dicobalt (In German) H.-F. KLEIN, J . WENNINGER, and U. SCHUBERT

1391 Metal Complexes of Phosphinic Acids, X V . Chelat-

and Platinum(O) Alkyne Complexes of A lkynyl Dithiophosphinic Acids R C = C ( R ' ) P ( S ) S H (In German) W. KUCHEN, R. UPPENKAMP, and K . DIEMERT

1398 [(C5H5CO{P(0)(0C2H5)2}3]- : A Convenient Synthesis

of an Organometallic Tripod Ligand and its Re-activity towards the Main Group I I I Cations (In German) W. KLÄUI 1403

Copper(II) Complexes Containing 3-w-Nonylcate-chol: Preparation and Ligand Oxidation D. G. BROWN and W. J . HUGHES 1408

Sila-Drugs, 15th Communication. Synthesis and Properties of Sila-Pridinol (In German) L. STEILING and U. WANNAGAT 1413

Optically Active Transition Metal Complexes, L X I I I . Asymmetric Induction in

CöH5Mo(C0)2LX Diastereoisomer Equilibria (In German) H. BRUNNER, I. BAUER, and R. LUKAS 1418

An Unusual N-Dealkylation-Neighbouring Group Participations of Oximino Function S. K . DUBEY, S. SHARMA, and R . N. IYER 1424

Synthesis of 3-(l-Methyl-5-nitro-2-benzimidazolyl)-acrylic Acid Derivatives as Expected Anti-schistosomal Agents N. M. OMAR, H. H. FARAG, and F. A . OMAR 1427

Photodimerisation of Amidopyrine. A n Example of [2+2] Photocycloaddition of an Enamine-Like Structure J. REISCH and M. ABDEL-KHALEK 1431

Preparation and Properties of Naphtho[l,2-d]- and Naphtho[2,3-d]-l,3-dioxoles (In German) F. DALLACKER, R. MORCINEK, and A. RABIE 1434

Contents X V

On the Mechanism of the Triplet Sensitized Photo-Isomerization of the Homofulvene System (In German) H. JOBST and H. A. BRUNE 1443

On the Chemistry of Pyrrole Pigments, X X X I I I . Synthesis, Structure and Properties of Isomeric N-methyl-bilatrienes-abc (N-Methyl-etiobiliver-dines-IV-y) (In German) H. FALK and K . THIRRING 1448

Notes 1 2 1 Sb Mössbauer Spectra of Mixed Valence Com-

pounds of the Structure (RH+)8(Cl-)4SbCl63-SbCl6- (In German) W . DIETRICH, H. K . EISINGER, H. P. LATSCHA, J. PEBLER, and K . SCHMIDT 1454

Preparation of a Tin Homologue of the "Methyl-idyne Clusters" (In German) K . E. SCHWARZHANS 1456

Preparation of n-Si4Clio (In German) W. RAML and E. HENGGE 1457

N-Organomercury Nucleosides (In German) P. PERINGER 1459

Fluorine Containing Nitriles as Complex Ligands (In German) R. FROBÖSE, R . MEWS, and 0 . GLEMSER 1461

Application of 1 1 9 S n -FT - N M R in Exchange Reac-tions: [(CH3)2SnS]3 and [(CH3)2SnNC2H5]3 (In German) B. WRACKMEYER 1464

Direct Evidence for the Polymeric Structure of Some Platinum-blue Complexes in Aqueous Solution P. ZAPLATYNSKI, H. NEUBACHER, and W. LOH-MANN 1466

X P S Spectra of Spin-Triplet Cobalt(III) Complexes D. G. BROWN and U. WESER 1468

On the Chemistry of the Wiesner Reaction on Lignin (In German) H. GEIGER and H. FUGGERER 1471

Intramolecular Cyclisation and Rearrangement of Pyridinium Salts with Carboxamide Group (In German) W.-H. GÜNDEL 1473

C o n t e n t s o f N u m b e r 11

Original Communications

On the Reactions of Mono- and Dinuclear, Cationic rf - Cyclopentadienyl Carbonyl Complexes of Iron, Ruthenium and Osmium with Liquid Ammonia H. BEHRENS and A. JUNGBAUER (In German)

1477

The Crystal Structure of r?5-C5H5Ru(CO)2(CONH2) (In German) H. WAGNER, A . JUNGBAUER, G. THIELE and H. BEHRENS 1487

Addition Product of Aminodiimino- and Triamino-iminophosphorane: an Acyclic Di(phosphazane)-betaine (In German) M. HALSTENBERG, R . APPEL, G. HUTTNER, and J. v. SEYERL 1491

Crystal Structure of Manganese(II)sulfite Tri-hydrate, a-MnS03 • 3 H 2 0 (In German) B. ENGELEN and C. FREIBURG 1495

Complexes of 1,2,4-Triazoles, V I I Preparation and Vibrational Spectra of 4,4'-Bi-I,2,4-triazole and Some of its Complexes with Transition Metal(II) Thiocyanates J. G. HAASNOOT and W. L . GROENEVELD 1500

Synthesis and Characterization of "Nitrene Com-plexes" of Molybdenum and Tungsten of Compo-sition [(i?5-C5H5)0M]2(yM-NC02C2H5)2 (M = Mo, W ) and [(r?5-C5H5)0Mo]2(/a-NC00C2H5)( ia-0) (In German) R. KORSWAGEN, K . WEIDENHAMMER, and M. L . ZLEGLER 1507

Tetrachlorothallates(III) and -indates(III) of Scheelite Type Structure (In German) G. THIELE, B. GRUNWALD, W . RINK, and D. BREITINGER 1512

Theoretical Verification of Empirical Sector Rules of Optical Act iv i ty (In German) H. RAU and 0 . SCHUSTER 1519

E S R Evidence of Peroxy Radical Formation during Radiolysis of Frozen Carbohydrate Solutions A. PEONKA, J. BEDNAREK, and H. ZEGOTA

1525 Dielectric Measurements and Molecular Structure.

Thermodynamic Parameters in Conformational Equilibria of a-Diazoketones S. SORRISO 1530

Synthesis and Mesomorphic Properties of New Liquid Crystalline Cyclohexyl-phenyl- and Di-cyclohexyl-pyrimidines A. VILLIGER, A . BOLLER, and M. SCHADT 1535

Bile Pigment Structures, III . Crystal and Molecular Structure of Diethoxybilirubin Diethyl Ester W. S. SHELDRICK and W. BECKER 1542

Synthesis and Crystal Structure of endo-2-Di-methylphosphono-exo - 2 -hydroxy- (—) - camphane for the Determination of 3J(CCCP) Vicinal Coupling Constants (In German) G. ADIWTIDJAJA, B . MEYER, and J. THIEM 1547

Fluorescein-Photosensitized Furan Oxidation in Methanolic and Reversed Micellar Solutions, Part I. Effects of Amines N. MIYOSHI and G. TOMITA 1552

XVI Contents

The Effect of Solvation on the Thermal cis->trans Isomerization of Quarternary Stilbazolium Salts (In German) H. GÜSTEN and D. SCHULTE-FROHLINDE 1556

Baldwin Rules for Ring Closure - a Re-examination of the Concept V. K. KANSAL and A. P. BHADURI 1567

Furanoid Diterpenes in the Bitter Fraction of Teucrium polium L. P. Y . MALAKOV, G. Y . PAPANOV, and N. M. MOLLOV 1570

Pyrido [2,3 -d]thieno [3,2 - b] [6 H]thiopyran - a New Heterocyclic Ring System (In German) K. BEELITZ, K. PRAEFCKE, and S. GRONOWITZ

1573 Z,E-Isomerism of Piperolide (In German)

R. HANSEL, J. SCHULZ, A . PELTER, and M. T. AYOUB 1576

Syntheses with Nitriles, L V I I . The Reactivity of Aminomethylene-malononitriles with Aldehydes and Orthoesters (In German) M. MITTELBACH and H. JUNEK 1580

Redoxreaction between Quinolinium Salts and Alcoholates (In German) W . -H. GÜNDEL and H. BERENBOLD 1587

Reactions between Isoquinolinium Salts and Alcoxides (In German) W . -H. GÜNDEL and H. BERENBOLD 1593

On the Chemistry of Pyrrole Pigments, X X X I V . On the Configurations and Conformations of Diastereomeric N-Methyl-O-methyl-bilatrienes-abc (In German) H. FALK and K. THIRRING 1600

On the Structure of the Enol of Benzoylacetone (In German) W. WINTER, K . -P . ZELLER, and S. BERGER 1606

Notes

Mass Spectrometric Investigations on Unsaturated Hydrocarbons: Halogen Migration in the Mole-cular Ions of Acetylenes and Alkenes (In German) K. K. MAYER, I . MATOLOVIC, E. FISCHER, and C. DJERASSI 1612

The P2O7 Vibrations in Thiamine Diphosphate (In German) E. J. BARAN and S. B. ETCHEVERRY 1615

C o n t e n t s o f N u m b e r 12

Original Communications Electrochemical Syntheses, X V I I . Ozone Synthesis

by Electrolysis of Water H. P. FRITZ, J. C. G. THANOS, and D. W. WAB-NER 1617

Surface Compounds of Transition Metal, X X I I . The Reaction of Surface Chromium (II) on Silica with Olefins at Higher Temperature. - A Contribution to the Mechanism of Growth, Degradation, Meta-thesis and Isomerization on Coordinatively Un-saturated Surface Metal Ions (In German) H.-L. KRAUSS and E. HUMS 1628

Cs2Sb8Si3 - A New Formula and Structure Type in the Group of Thioantimonites (In German) K. VOLK and H. SCHÄFER 1637

About New Carbamoyl Carbonyl Complexes of Iron, Ruthenium and Osmium (In German) A. JUNGBAUER and H. BEHRENS 1641

Perfluoromethyl Element Ligands, X X I . Prepara-tion and Characterization of Organoelement Element Compounds of the Type R n E - E R ^ (R = CH3, CF 3 ; E = P, As, S, Se, Te ; n,m = 1, 2) (In German) P. DEHNERT, J. GROBE, W. HELDEBRANDT, and D u e LE VAN 1646

Perfluoromethyl Element Ligands, X X I I . Prepara-tion and Spectroscopic Investigation of Cr(CO)sL Complexes (L = R 2 E E R ' 2 , R 2 E E ' R ; R, R ' = C H 3 , CF 3 ; E = P, As; E ' = S, Se, Te) (In German) J. GROBE and D u e LE VAN 1653

A Contribution to the Chemistry of the Compounds Ma;Pd304 (In German) H.-J. MEYER and HK. MÜLLER-BUSCHBAUM

1661 About a Chromium Manganese Spinel with Cation

Deficient Structure: CrMni(s04 (In German) R. PRIEBE and H. SABROWSKY 1663

Solvated Halogeno-Chalcogen(IV) Acids, I . Prep-aration and Structure of the Hexabromo-selenium(IV) Acid Hydrate (H 5 0 2 ) 2 SeBr 6 -4H 2 0 (In German) B. KREBS and M. HEIN 1666

On the Problem of the Colored Spezies in Ultramarine Green and Ultramarine Red (In German) F. SEEL, H.-J. GÜTTLER, A. B. WIECKOWSKI, AND B . WOLF 1671

The Monoantimonides RbSb and CsSb (In German) H. G. VON SCHNERING, W. HÖNLE, and G. KROGULL 1678

The Structure of the Rubidiumtrimolybdatosulfate Rb2SMo30i3 (In German) J. FUCHS, H .-U. KREUSLER, and A. FÖRSTER

1683 NaCdAs and TICdSb, Ternary Compounds in a

Modified cm/i-PbCl2-Structure (In German) B. KRENKEL, CHR. TIBURTIUS, and H.-U. SCHUSTER 1686

Contens XVII

Contributions to the Chemistry of Phosphorus, 91. LißP?, a Polyphosphide with Fluctuating Bonds: Synthesis from P2H4 and Conversion to P7H3 (In German) M. BATJDLER, H. TERNBERGER, W. FABER, and J. HAHN 1690

Preparation and Crystal Structure of (PPh3)3Ag2WS4, a Novel Trinuclear Complex with Tetrahedral and Trigonal Planar Coordina-tion of the A g Atoms (In German) A. MÜLLER, H. BÖGGE, and E. KÖNIGER-AHL-BORN 1698

Potassium and Tetrachloroantimony(V) Phosphates (In German) M. BRÄUNINGER, W . SCHWARZ, and A. SCHMIDT

1703 /4-Oxo-bis[trichloro-2,4-pentanedionatoantimony-

(V)]. Preparation, Molecular Structure and Spectra (In German) S. BLÖSL, W . SCHWARZ, and A. SCHMIDT 1711

Ternary Compounds of the Mg32(Zn, Al)49-Type Structure with Alkali Metals and IV B-Elements (In German) W. DÖRING, W. SEELENTAG, W. BUCHHOLZ, and H.-U. SCHUSTER 1715

New Ternary Compounds of Potassium with Magne-sium and Elements of the 5. Main Group (In German) R. VOGEL and H.-U. SCHUSTER 1719

Nitrogen-14 Nuclear Quadrupole Resonance in Some Hexanitro Complexes of the Type R 2 PbCu(N0 2 ) 6

T. ASAJI, R . IKEDA, and D. NAKAMURA 1722 1,3-Dioxolohetarenes, 3. Preparation and Reactions

of Pyrido[2,3-d]- and Pyrido[3,4-d][l,3]dioxoles (In German) F. DALLACKER, P. FECHTER, and V. MUES 1729

Synthesis and Reactions of Phosphonio-acetyl Peptides and Ylides (In German) H. KUNZ and H. KAUTH 1737

Retentive Reaction of Nucleophilic Substitutions with 7-erro-Norcaryltriflat (In German) H. DAUNER, D. LENOIR, and I. UGI 1745

The Influence of the Chain Length on the Mass Spectrometric Fragmentation of Higher l,eo-Diphenylalkanes (In German) D. KUCK and H.-F. GRÜTZMACHER 1750

Notes

On New Ternary Fluorides of the Type Ag3MF6 and AgMF 4 (In German) R. LÖSCH and CHR. HEBECKER 1765

Synthesis and Properties of the Octafluorodi-rhenate(III) Anion, [Re2F8]2~ (In German) G. PETERS and W. PREETZ 1767

Sr3Al2Sn2 and BasAl2Sn2 - Ternary Stannides in the TasB4-Structure (In German) A. WIDERA and H. SCHÄFER 1769

Book Review (In German) 1772

B o o k R e v i e w s i n t h i s V o l u m e

A. LABHART, Klinik der inneren Sekretion (W. Voel-ter) 770

D. E. C. CORBRIDGE, Phosphorus - A n Outline of its Chemistry, Biochemistry and Technology (R. Schmutzler) 1772

E r r a t a i n t h i s V o l u m e

To M. Hargreaves et al. (33 b, 1535 (1978)) 530