G5B-Tert Butyl Alcohol

8/9/2019 G5B-Tert Butyl Alcohol

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Tert-Butyl Alcohol


2/22

Nama Senyawa

IUPAC :

2-methyl-2-propanol

Trivial :

tert-Butyl

alcohol Molecular

Formula :C

!"#

$

'u%u(Al&ohol

)ar*onTer(ier


3/22

+umlah Pro,u&(i

Negara Produksi (000 Ton)

US .2

/u(ia .0

+erman 01

Pranci( "0#

China 21

ainnya "0


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Pen%%unaan

"13

"03

443

2"3

"43

Penggunaan t-Butyl Alkohol (Cina)

Solvent

Pla(tici5er

n-Butil a(etat

n-Butil A&rilat

ainnya


5/22

Per*an,in%an ,en%ann-*utanol

Tert- butylalcohol

N- butanol

Boilin% Point 12-12#C ""1# C

6en(ita( #7.00 %8ml #71" %8ml

Meltin% Point 20-2 9C ;# 9C


6/22

Si=at Fi(i&

6en(ita( : #7.10 %8ml

Mr : .7"2 %8mol

Titi& 6i,ih : 12#

C Titi& eleh : 20#C

>u?u, : Cair ti,a& Berwarna


7/22

Si=at )imia

arut ,alam air

Sta*il

Mu,ah ter*a&ar

The (terically hin,ere, tertiary *utyl %roup impart((ta*ility compare to primary an, (econ,aryalcohol(@ In re(ult7 the (olu*ility an, oi,ative(ta*ility characteri(tic( provi,e many in,u(trialapplication( a( a reaction an, proce(( (olvent an,

chemical interme,iate@ It i( u(e, a( a non-reactive(olvent =or chemical reaction(7 a non-(ur=actantcompati*ili5er =or many (olvent *len,(7 an, a non-corro(ive (olvent@


8/22

SNT!SIS


9/22


10/22


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6ia%ramner%i

DC!4E4Br!2$

DC!4E4C8Br-8

2 !2$

DC!4E4C$

!28Br-8!2$

DC!4E4C$!8Br-

8!4$

Cner%

i

Ma?unya/ea&(i

Tran(i(i "

Tran(i(i 2

)ar*o&ation


12/22

a?u/ea&(i

a?u /ea&(i SN"7 ,itentu&an oleh la?utahap "

/G&H/JG&HDC!4E4BrEJ

Tahap Penentu a?uC!4 CBrD E4 C!4 CD E4

Br-

-

t-butil bromida karbokation 3o


13/22

Pen%aruh Stru&tur Terha,ap a?u/ea&(i SN"


14/22

)e(ta*ilan)ar*o&ation

=e&In,u&(i

Ma&in *anya& %u%u( al&il

yan% teri&at pa,a atom&ar*on *ermuatan po(iti=7ma&in *anya& atom yan%,apat menye*ar&anmuatan po(iti=7 ma&in

men(ta*il&an &ar*o&ation


15/22

=e& !am*atanSteri&

Tola& menola& antar %u%u(*ertam*ah Ma&in menam*ah ener%i,a(ar *ertam*ah Se,i&ittam*ahan ener%i untu&

mem*entu& &ar*o&ation

)e(ta*ilan)ar*o&ation


16/22


17/22

Stereo&imia SN "


18/22

ter(ier

primer

&ar*o&ation

poten(ial


19/22

)ara&teri(ti&/ea&(i SN"

Su*(trat: ma&in (ta*il &ar*o&ation7ma&in mu,ah men%alami rea&(i SN"

'u%u( per%i

Nu&leoKl

Pelarut


20/22

P/)MBAN'ANPMANFAATAN TBA

It i( u(e, a( a couplin% ai, =or =ormulatin% pe(tici,e(an, =ertili5er( in aLueou( (olution( without %eneratin%an emul(ion@

TBA wa( u(e, a( a =uel a,,itive =or hi%h octane

component to replace tetraethyl lea,@ TBA i( u(e, a( areaction (olvent a( well a( an interme,iate =or thepro,uct o= or%anic peroi,e(7 metal al&oi,e(@

Tert-*utyl %roup i( rea,ily cleave, un,er (tron%ly aci,iccon,ition(@ TBA i( a (ource to pro,uce al&ylate,

aromatic an, nitro%en compoun,( in mi, aci,iccon,ition(@ 6ehy,ration reactiono= TBA yiel,( i(o*utylene which i( the main raw materialo= MTB7 the mo(tly u(e, =uel oy%enate(@


21/22

Tert-*utyl alcohol DTBAE i( a clear7 noncorro(ive liLui,@ It i(mi(ci*le with water a( well a( mo(t common or%anic

(olvent( an, =orm( a5eotrope@ The (terically hin,ere,tertiary *utyl %roup impart( (ta*ility compare to primaryan, (econ,ary alcohol(@ In re(ult7 the (olu*ility an,oi,ative (ta*ility characteri(tic( provi,e many in,u(trialapplication( a( a reaction an, proce(( (olvent an,chemical interme,iate@ It i( u(e, a( a non-reactive

(olvent =or chemical reaction(7 a non-(ur=actantcompati*ili5er =or many (olvent *len,(7 an, a non-corro(ive (olvent@ It i( u(e, in =ree ra,ical polymeri5ation(to ,i((olve monomer(@ TBA i( a main raw material o= tert-*utyl =unctional %roup in or%anic (ynthe(i(@ It i( u(e, a( acouplin% ai, =or =ormulatin% pe(tici,e( an, =ertili5er( in

aLueou( (olution( without %eneratin% an emul(ion@ TBAwa( u(e, a( a =uel a,,itive =or hi%h octane component toreplace tetraethyl lea,@ TBA i( u(e, a( a reaction (olventa( well a( an interme,iate =or the pro,uct o= or%anicperoi,e(7 metal al&oi,e(@ Tert-*utyl %roup i(rea,ily cleave, un,er (tron%ly aci,ic con,ition(@ TBA i( a

(ource to pro,uce al&ylate, aromatic an, nitro%en


22/22

/e=eren(i

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G5B-Tert Butyl Alcohol