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Name of the API Name of the impurity CAS No. Pack size mg
Stock position
Amorolfine
(2RS, 6SR)-4-[(2RS)-3-[4-(1, 1-
dimethylpropyl) phenyl]-2-
methylpropyl]-2,6-
dimethyl morpholine-4-oxide.
Impurity A
78613-39-5 50 100 200 500
In stock
Mixture of N-[(2R)-3-[4-(1,1-
dimethylpropyl)-phenyl]-2-
methylpropyl]-N-[(2RS)-(2-
methylperoxy)propyl]formamide and N-
[(2S)-3-[4-(1,1-dimethylpropyl)-phenyl]-
2-methyl propyl]-N-[(2RS)-(2-
methylperoxy)propyl]formamide
Impurity B
142347-84-0 50 100 200 500
In stock
(2RS, 6SR)-4-[(2RS)-2-methyl-3-
phenylpropyl]-2,6-dimethylmorpholine
Impurity C
78613-37-3 50 100 200 500
In stock
(2RS, 6SR)-4-[(2RS)-3-[4-(1,1-
dimethylethyl)phenyl]-2-methylpropyl]-
2,6-dimethylmorpholine
Impurity D
50 100 200 500
In stock
Mixture of (2RS, 6RS)-4-[(2R)-3-[4-(1,1-
dimethylpropyl)phenyl]-2-methylpropyl]
-2,6-dimethyl morpholine and (2RS, 6RS)-
4-[(2S)- 3-[4-(1,1-
dimethylpropyl)phenyl]-2-methyl
propyl]-2,6-dimethyl morpholine EP impurity E
78613-38-4 50 100 200
In stock
1-[4-(1, 1-dimethylpropyl) phenyl]
propan-1-one EP impurity F
50 100 200 500
In stock
(2RS)-3-[(2RS, 6SR)-2, 6-
dimethylmorpholin-4-yl]-1-[4- (1,1-
dimethylpropyl) phenyl]-2-
methylpropan-1-one EP impurity G
50 100 200 500
In stock
2-[(2RS)-3-[(2RS, 6SR)-2,6-
dimethylmorpholin-4-yl]-2-
methylpropyl]-5-(1,1-
dimethylpropyl)phenol. EP impurity H
50 100 200 500
In stock
(2RS, 6SR)-4-[(2RS)-3-[4-(1,2-
dimethylpropyl)phenyl]-2-methylpropyl]-
2,6-dimethylmorpholine EP impurity I
67468-13-7 50 100 200 500
In stock
(2RS, 6SR)-4-[(2RS)-3-[3-(1,1-
dimethylpropyl)phenyl]-2-methylpropyl]-
2,6-dimethylmorpholine EP impurity J
50 100 200 500
In stock
(2RS, 6SR)-4-[(2RS)-3-[4-(1-ethyl-1-
methylpropyl)phenyl]-2-methylpropyl]-
2,6-dimethylmorpholine EP impurity K
50 100 200 500
In stock
(2RS, 6SR)-4-[(2RS)-3-[3,5-bis(1,1-
dimethylpropyl) phenyl]-2-
methylpropyl]-2,6-dimethylmorpholine EP impurity L
50 100 200 500
In stock
Dabigatran
3-({2-[(4-Hexyloxycarbonylaminocarbonyl-phenylamino)-methyl]-1-methyl-1H-benzoimidazole- 5-carbonyl}-pyridin-2-yl-amino)-propionic acid ethyl ester
1408238-40-3
50 100 200 500
In stock
3-({2-[(4-Hexyloxycarbonylaminocarbonyl-phenylamino)-methyl]-1-methyl-1H-benzoimidazole-5-carbonyl}-pyridin-2-yl-amino)-propionic acid
1408238-37-8 50 100 200 500
In stock
3-({2-[(4-Carbamimidoyl-phenylamino)-methyl]-1-methyl-1H-benzoimidazole-5-carbonyl}-pyridin-2-yl-amino)-propionic acid
211914-51-1 50 100 200 500
In stock
2-{[4-(Amino-hexyloxycarbonylimino-methyl)-phenylamino]-methyl}-1-methyl-1H-benzoimidazole-5-carboxylic acid ethyl ester
140238-36-7 50 100 200 500
In stock
2-[(4-Carbamimidoyl-phenylamino)-methyl]-1-methyl-1H-benzimidazole-5-carboxylic acid
50 100 200
In stock
500
Duloxetine hydrochloride
(3R)-N-methyl-3-(naphthalen-1-yloxy)-
3-(thiophen-2-yl) propan-1-amine Duloxetine EP impurity A
116539-60-7 50 100 200 500
In stock
(1S)-3-(methyl amino)-1-(thiophen-2-yl)
propan-1-ol
Duloxetine EP impurity B
116539-55-0 50 100 200 500
4-[(1RS)-3-methylamino)-1-(thiophen-2-
yl) propyl] naphthalene-1-ol Duloxetine EP impurity C
949095-98-1
50 100 200 500
In stock
1-[(1RS)-3-(methyl amino)-1-(thiophen-
2-yl) propyl] naphthalene-2-ol
Duloxetine EP impurity E
1033803-59-6
1033719-36-6
(HCl salt)
50 100 200 500
(3S)-N-methyl-3-(naphthalene-1-yloxy)-
3-(thiophen-3-yl)propan-1-amine Duloxetine EP impurity F
116817-28-8 50 100 200 500
In stock
1-fluoronaphthalene Duloxetine EP impurity G
321-38-0 50 100 200 500
Donepezil
Hydrochloride
5, 6-Dimethoxy-2-(piperidin-4-
ylmethyl)-indan-1-one
Impurity A (USP)
120014-30-4
50 100 200 500
(E)-4-[(5,6-Dimethoxy-1-oxo-1H-inden-
2-yl)methyl]pyridine1-oxide
Impurity B (USP)
50 100 200 500
1-Benzyl-4-[(5,6-dimethoxy-1-oxo-2,3-
dihydro-1H -inden-2-yl)methyl]
piperidine 1-oxide
Impurity C (USP)
50 100 200 500
5,6-Dimethoxy-2-(pyridin-4-
ylmethyl)indan-1-one
Impurity D (USP)
4803-57-0 50 100 200 500
2-[(1-Benzylpiperidin-4-yl) methyl]-3-
hydroxy-5, 6-dimethoxy-1H-indan-1-
one
Impurity E (USP)
50 100 200 500
2-[(1-Benzylpiperidin-4-
yl)(hydroxy)methyl]-5,6-
dimethoxyindan-1-one
Impurity F (USP)
50 100 200 500
1,1-Dibenzyl-4-[(5,6-dimethoxy-1-
oxoindan-2-yl)methyl]piperidinium
Impurity G (USP)
50 100 200 500
1-Benzyl-4-[(5,6-dimethoxyinden-2-
yl)methyl]piperidine
Impurity H (USP)
120013-45-8 50 100 200 500
1-Benzyl-4-[(5,6-dimethoxyinden-2-
yl)methyl]piperidine
Impurity I (USP)
1034439-57-0 50 100 200 500
Esomeprazole Magnesium di and trihydrate
5-methoxy-1H-benzimidazole-2-thiol
Impurity A
37052-78-1 50 100 200 500
In stock
2-[(RS)-[(3,5-dimethylpyridin-2-
yl)methyl]sulfinyl]-5-methoxy-1H-
benzimidazole. Impurity B
110374-16-8 50 100 200 500
In stock
5-methoxy-2-[[(4-methoxy-3,5-
dimethylpyridin-2-yl)-
methyl]sulfanyl]-1H- benzimidazole. Impurity C
73590-85-9 50 100 200 500
In stock
5-methoxy-2-[[(4-methoxy-3,5-
dimethylpyridin-2-yl)-
88546-558 50 100
In stock
methyl]sulfonyl]-1H-
benzimidazole (omeprazole sulfone)
Impurity D
200 500
4-methoxy-2-[[(RS)-(5-methoxy-1H-
benzimidazol-2-yl)sulfinyl]methyl]-
3, 5-
dimethylpyridin-1-oxide.
Impurity E
176219-04-8 50 100 200 500
5-methoxy-2-[(R)-[(4-methoxy-3,5-
dimethylpyridin-2-
yl)methyl]sulfinyl]-1H-
benzimidazole ((R)-omeprazole)
Impurity F
119141-89-8 50 100 200 500
Itraconazole
4-[4-[4-(4-methoxyphenyl)
piperazin-1-yl]phenyl]-2-[(1RS)-1-
methylpropyl]- 2,4-dihydro-3H-1,2,4-triazol-3-
one.Itraconazole EP impurity A
252964-68-4
50 100 200 500
4-[4-[4-[4[[cis-2-(2,4-
dichlorophenyl)-2-(4H-1,2,4]triazol-
4-ylmethyl)-1,3dioxolan-4-yl]
methoxy]-phenyl]piperazin-1-
yl]phenyl]-2-[(1RS)-1-
methylpropyl]-2,4-dihydro-3H-1,2,4-
triazol-3-one
Itraconazole impurity B
854372-77-3
50 100 200 500
4-[4-[4-[4-[[Cis-2-(2,4-dichlorophenyl)-2-
(1H-1,2,4]triazol-1-ylmethyl)-1,3-
dioxolan- 4-yl]methoxy]-phenyl]-
piperazin-1-yl)phenyl-2-propyl-2,4-
dihydro-3H-1,2,4-triazol-3-
one.Itraconazole EP impurity C
74855-91-7
50 100 200 500
In stock
4-[4-[4-[4-[[Cis-2-(2,4-
dichlorophenyl)-2-(1H-1,2,4-triazol-
1-ylmethyl)-1,3-dioxolan-4-yl]
methoxy]phenyl]piperazin-1-
yl]phenyl]-2-(1-methylethyl)-2,4-
dihydro-3H-1,2,4- triazol-3-one.
89848-49-7
50 100 200 500
In stock
Itraconazole EP impurity D
4-[4-[4-[4-[[trans-2-(2,4-
dichlorophenyl)-2-(1H-1,2,4-triazol-
1-ylmethyl)-1,3-dioxolan-4-yl]
methoxy]phenyl]piperazin-1-
yl]phenyl]-2-[(1RS)-1-
methylpropyl]-2,4-
dihydro-3H-1, 2,4-triazol-3-one . Itraconazole EP impurity E
84604-65-9 50 100 200 500
In stock
2-butyl-4-[4-[4-[4-[[cis-2-(2,4-
dichlorophenyl)-2-(1H-1,2,4-triazol-
1ylmethyl)-1,3-dioxolan-4-
yl]methoxy]phenyl]piperazin-1-
yl]phenyl]-2,4-dihydro-3H-1,2,4-triazol-
3-one Itraconazole EP impurity F
89848-51-1 50 100 200 500
In stock
4-[4-[4-[4-[[cis-2-(2,4-
dichlorophenyl)-2-(1H-1,2,4-triazol-
1-ylmethyl)-1,3-dioxolan-4-yl]
methoxy]phenyl]piperazin-1-
yl)phenyl]-2-[[cis-2-(2,4-dichloro
phenyl)-2-[1H- 1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-
4-yl]methyl]-2,4-dihydro-3H-1,2,4-
triazol-3-one Itraconazole EP impurity G
50 100 200 500
In stock
Lansoprazole
2-[[[3-Methyl-1-oxido-4-(2,2,2-
trifluoroethoxy)-2-
pyridinyl]methyl]sulfinyl]-1H-
benzimidazole
Lansoprazole N-oxide Lansoprazole EP impurity A
213476-12-1 50 100 200 500
In stock
Lansoprazole Sulfone Lansoprazole EP impurity B
131926-99-3 50 100 200 500
In stock
2-[(RS)-[(4-Chloro-3-methylpyridin-2-yl)methyl]sulphinyl]-1H-benzimidazole Lansoprazole EP impurity F
103312-62-5 In stock
Omeprazole
5-methoxy-1H-benzimidazole-2-thiol 37052-78-1 50 In stock
Omeprazole EP impurity A 100 200 500
2-[(RS)-[(3,5-dimethylpyridin-2-
yl)methyl]sulfinyl]-5-methoxy-1H-
benzimidazole.
Omeprazole EP impurity B
110374-16-8 50 100 200 500
In stock
5-methoxy-2-[[(4-methoxy-3,5-
dimethylpyridin-2-yl)-
methyl]sulfanyl]-1H- Benzimidazole,
Omeprazole EP impurity C
73590-85-9 50 100 200 500
In stock
5-methoxy-2-[[(4-methoxy-3,5-
dimethylpyridin-2-yl)-
methyl]sulfonyl]-1H-
benzimidazole (omeprazole sulfone)
Omeprazole EP impurity D
88546-55-8
50 100 200 500
In stock
4-methoxy-2-[[(RS)-(5-methoxy-1H-
benzimidazol-2-yl) sulfinyl]
methyl]-3, 5-
dimethylpyridin-1-oxide.
Omeprazole EP impurity E
176219-04-8 50 100 200 500
In stock
1, 3-Dimethyl-8-methoxy-12-
thioxopyrido [1′, 2′:3, 4] imidazo [1,
2-a]Benzimidazol-2(12H)-one
Omeprazole EP impurity F
125656-82-8
50 100 200 500
In stock
1, 3-Dimethyl-9-methoxy-12-
thioxopyrido [1′, 2′:3, 4] imidazo [1,
2-a]Benzimidazol-2(12H)-one
Omeprazole EP impurity G
125656-83-9 50 100 200 500
In stock
2-[[(4-Chloro-3, 5-dimethyl-2-
pyridinyl) methyl] sulfinyl]-5-
methoxy-1H-benzimidazole
Omeprazole EP impurity H
863029-89-4 50 100 200 500
In stock
5-Methoxy-2-[[(4-methoxy-3, 5-
dimethylpyridin-2-yl) methyl]
sulphonyl]-1H-benzimidazole N-
Oxide. Omeprazole EP impurity I
158812-85-2 50 100 200 500
In stock
Pantoprazole Sodium Sesqihydrate
5-(difluoromethoxy)-2-[[(3, 4-
dimethoxypyridin-2-yl) methyl]
sulfonyl]-1H-benzimidazole Pantoprazole Sodium Sesquihydrate EP impurity A
127780-16-9 50 100 200 500
In stock
5-(difluoromethoxy)-2-[[(3, 4-
dimethoxypyridin-2-yl) methyl]
sulfanyl]-1H-benzimidazole.
Pantoprazole EP impurity B
102625-64-9 50 100 200 500
In stock
5-(difluoromethoxy)-1H-benzimidazole-
2-thiol. Pantoprazole EP impurity C
97963-62-7 50 100 200 500
In stock
5-(difluoromethoxy)-2-[(RS)-[(3,4-
dimethoxypyridin-2-
yl)methyl]sulfinyl]-1-methyl-1H-
benzimidazole. Pantoprazole EP impurity D
624742-53-6 50 100 200 500
In stock
Mixture of the stereo isomers of 6,6'-
bis(difluoromethoxy)-2,2'-bis[[(3,4-
dimethoxy pyridin-2-yl)
methyl]sulfinyl]-1H,1'H-5,5'-
bibenzimidazole Pantoprazole EP impurity E
50 100 200 500
6-(difluoromethoxy)-2-[(RS)-[(3,4-
dimethoxypyridin-2-
yl)methyl]sulfinyl]-1-methyl-1H-
benzimidazole Pantoprazole EP impurity F
721924-06-7 50 100 200 500
In stock
Rabeprazole
2-[[[4-(3-Methoxypropoxy)-3-
methyl-pyridin-2-yl] methyl]
sulfonyl]Bezimidazole.
Rabeprazole EP impurity A
117976-47-3 50 100 200 500
2-[[[4-(3-methoxy propoxy)- 3-
methyl-pyridin-2-yl] methyl]
sulfanyl]-1H-Bezimidazole
Rabeprazole EP impurity B
117977-21-6
50 100 200 500
1-(1H-Benzimidazol-2-yl)-3-methyl-
4-oxo-1, 4-dihydropyridine-2-
1163685-30-0 50 100 200
carboxylate
Rabeprazole EP impurity C
500
2-[[[4-(3-methoxy propoxy)-3-
methyl-1-oxidopyridin-2-yl] methyl]
sulfinyl]-1H-benzimidazole
Rabeprazole EP impurity D
924663-38-7 50 100 200 500
2-[[(4-Methoxy-3-methylpyridin-2-
yl) methyl] sulfinyl]-1H-
benzoimidazole
Rabeprazole EP impurity E
102804-77-3 50 100 200 500
1, 3-dihydro-2H-benzimidazole-2-
thione
Rabeprazole EP impurity F
583-39-1 50 100 200 500
2-[[(4-Methoxy-3-methylpyridin-2-
yl) methyl] sulfanyl]-1H-
benzimidazole
Rabeprazole EP impurity G
102804-82-0
50 100 200 500
2-[[(4-chloro-3-methylpyridin-2-yl])
methyl] sulfinyl]-1H-benzimidazole
Rabeprazole EP impurity H
168167-42-8 50 100 200 500
2-[[[4-(3-Methoxypropoxy)-3-
methyl-1-oxido-2-pyridinyl] methyl]
sulfonyl]-1H-benzimidazole
Rabeprazole EP impurity I
924663-37-6
50 100 200 500
1H-Benzoimidazol-2-ol
Rabeprazole EP impurity K
615-16-7 50 100 200 500
Setraline HCl
(1RS, 4SR)-4-(3, 4-dichlorophenyl)-N-
methyl-1, 2, 3, 4-terrahydronaphthalen-
1-amine Sertraline EP impurity A
79836-45-6 50 100 200 500
One week
(1RS, 4RS)-N-methyl-4-phenyl-1, 2, 3, 4-
tetrahydronaphthalen-1-amine Sertraline EP impurity B
52758-03-9 One week
(1RS, 4RS)-4-(4-chlorophenyl)-N-
methyl-1, 2, 3, 4-tetrahydronaphthalen-
79646-00-7 One week
1-amine Sertraline EP impurity C
(1RS, 4RS)-4-(3-chlorophenyl)-N-
methyl-1, 2, 3, 4-tetrahydronaphthalen-
1-amine Sertraline EP impurity D
871838-58-3
One week
2R)-hydroxyphenylacetic acid ((R))-
mandelic acid Sertraline EP impurity E
611-71-2
One week
(4R)-4-(3, 4-dichlorophenyl)-3, 4-
dihydronaphthalen-1(2H)-one Sertraline EP impurity F
155748-61-1 One week
(1R, 4R)-4-(3, 4-dichlorophenyl)-N-
methyl-1, 2, 3, 4-tetrahydronaphthalen-
1-amine (Sertraline enantiomer)
Sertraline EP impurity G
79617-98-4 One week
Sertraline HCl EP impurity G 79645-15-1 In stock
Quetiapine
2-[2-[4-(Dibenzo[b,f][1,4] thiazepin-11-yl)piperazin-1-yl]ethoxy] ethyl acetate - (Quetiapine Fumarate(EP) Impurity-A)
844639-07-2 In stock
11-(piperazin-1-yl) dibenzo [b, f] [1,
4] thiazepine Quetiapine EP impurity B
5747-48-8
In stock
2-[2-[4-Dibenzo[b,f][1,4]thiazepin-II-yl)piperazin-I-yl]ethoxy]ethyl 2-[4-(dibenzo[b,f][1,4] thiazepin-II-yl) piperazin-1-yl]acetate – (Quetiapine Fumarate(EP) Impurity-C)
1798840-31-9 In stock
11,11'-(Piperazine-1,4-diyl)bis(dibenzo-[b,f][1,4] thiazepine- (Quetiapine Fumarate(EP) Impurity-D)
945668-94-0 In stock
11,11'[Ethylenebis(oxyethylenepiperazine- 4,1-diyl)]bis(di benzo[b,f][1,4] thiazepine) - (Quetiapine Fumarate (EP) Impurity-E)
1371638-05-9 In stock
[2[(2-Aminophenyl) sulfanyl] 848814-27-7 In stock
phenyl][4-[2-(2-hydroxyethoxy) ethyl]piperazin-1-yl] methanone -(Quetiapine Fumarate(EP) Impurity-F
Dibenzo [b, f] [1, 4] thiazepin-11(10H)-
one. Quetiapine EP impurity G 3159-07-7
In stock
2-[2-[4-Dibenzo[b,f][1,4]thiazepin-II-yl)-1-oxidopiperazin-I-yl]ethoxy]ethnol (Quetiapine Fumarate(EP) Impurity-H)
1076199-40-0 In stock
2-[4-(Dibenzo[b,f][1,4] thiozepin-II-yl)piperazin-1-yl]ethanol - 2Hcl (Quetiapine Fumarate(EP) Impurity-I
329218-14-6
In stock
2-[2-[2-[2-[4-(Dibenzo[b,f][1,4]thiazepin-II-yl)piperazin-1-yl]ethoxy]ethoxy]ethanol - (Quetiapine Fumarate(EP) Impurity-J)
1356906-17-6 In stock
N-[2-[[2-[[4-[2-(2-
hydroxyethoxy)ethyl]piperazin-1-
yl] carbonyl] phenyl] sulfanyl]
phenyl] acetamide
Quetiapine EP impurity K
1 111974-69-7
2-[2-[4-(9-chlorodibenzo [b, f] [1, 4]
thiazepin-11-yl) piperazin-1-yl]
ethoxy] ethanol
Quetiapine EP impurity L
1 1371638-11-7
2-[2-[4-[2-[2-[4-(dibenzo [b, f] [1, 4]
thiazepin-11-yl) piperazin-1-yl]
ethoxy] ethyl] piperazin-1-yl]
ethoxy] ethanol
Quetiapine EP impurity N
11-[4-[2-[2-(triphenylmethoxy)
ethoxy] ethyl] piperazin-1-yl]
dibenzo[b, f][1,4]thiazepine
Quetiapine EP impurity O
844639-06-1
11-(4-ethylpiperazin-1-yl] dibenzo
[b, f] [1, 4] thiazepine
Quetiapine EP impurity P
1011758-03-4
4-(dibenzo [b, f] [1, 4] thiazepin-11-
yl)-1, 1-bis [2-(2-hydroxyethoxy)
ethyl] piperazin-1-ium
Quetiapine EP impurity Q
(2E)-4-ethoxy-4-oxobut-2-enoic acid
Quetiapine EP impurity R
2459-05-4
- 2-[2-[4-(5-oxydodibenzo[b,
f][1,4]thiazepin-11-yl)piperazin-1-
yl] ethoxy] ethanol
Quetiapine EP impurity S
329216-63-9
11-(morpholin-4-yl) dibenzo [b, f] [1,
4] thiazepine
Quetiapine EP impurity T
5747-46-6
Dibenzo [b, f] [1, 4] thiazepin-11-
amine Quetiapine EP impurity U
5786-26-5
2-[2-[4-(phenanthridin-6-yl]
piperazin-1-yl] ethoxy] ethanol
Quetiapine EP impurity V
11-(4-[2-[2-(dibenzo [b, f] [1, 4]
thiazepin-11-yloxy) ethoxy] ethyl]
piperazin-1-yl] dibenzo [b,
f][1,4]thiazepine
Quetiapine EP impurity W
Luliconazole (-)-(E)-2-[4(R)-(4-chloro phenyl)-1,3
dithiolan-2ylidine]-2-(1H-Imidazol-
1yl)acetonitrile
187164-18-7 50 100 & 200 500
In Stock
(2Z)-[(4R)-4-(2,4-dichloro phenyl-1,3
dithiolan-2-ylidene]-2-Imidazole-1-yl
acetonitrile
Luliconazole Z isomer
1240249-76-6 50 100& 200 500
In Stock
(2Z)-[(4S)-4-(2,4 dichloro phenyl)-1,3
dithiolan-2-ylidene]-2-Imidazole-1-yl
acetonitrile
50, 100& 200 500
In Stock
(2E)-[(4S)-4-(2,4-di chloro phenyl]-1,3
dithiolan-2-ylidene]-2-Imidazole-1-yl
acetonitrile
(S)-Luliconazole-E-isomer
256424-63-2 50, 100 & 200 500
In Stock
Pramipexole
dihydrochloride
monohydrate
(6S)- 4, 5, 6, 7-Tetrahydro-1, 3-
benzothiazole-2, 6-diamine
Pramipexole EP impurity A
106092-09-5 50, 100 & 200 500
(6S) - N, N1-dipropyl-4, 5, 6, 7-
Tetrahydro-1, 3-benzothiazole-2, 6-
diamine
Pramipexole EP impurity B
USP impurity C
1246815-83-7
50, 100 & 200 500
Mixture of diasteroisomers of (6S)-6N-
[3-{(6S)-2-amino-4, 5, 6, 7-tetrahydro-
1,3-benzothiazole 6yl} 1ethyl 2-
methylpropyl] 4, 5, 6, 7-Tetrahydro-1,3-
benzothiazole-2,6 -diamine.
Pramipexole EP impurity C
(6R)-6-N-propyl-4, 5, 6, 7-tetrahydro-1,
3-benzothiazole-2, 6-diamine
Pramipexole EP impurity D
104632-26-0
N-[(6S)-2-amino-4, 5, 6, 7-tetrahydro-1,
3-benzothiazole-6-yl] propanamide
(USP impurity B)-
Pramipexole EP impurity E
106006-84-2 50 100& 200 500
Lead time- three weeks