Name Index:
A 
B 
C 
D 
E 
F 
G 
H 
I 
J 
K 
L 
M 
N 
O 
P 
Q 
R 
S 
T 
U 
V 
W 
X 
Y 
Z 
All
Dabigatran
Dabigatran impurity 8 / Dabigatran Etexilate Mesylate
N-[[2-[[[4-
[[[(Hexyloxy)carbonyl]amino]carbonyl]phenyl]amino]methyl]-1-
methyl-1H-benzimidazol-5-yl]carbonyl]-N-2-pyridinyl-β-alanine
Ethyl Ester
Catalogue No : VL1760005 CAS No : 872728-81-9Dapagliflozin O-Desethyl Impurity
(1S)-1,5-Anhydro-1-C-[4-chloro-3-[(4-hydroxyphenyl)methyl]phenyl]-D-glucitol
Catalogue No : VL1650009CAS No : 864070-37-1Dapagliflozin Open Ring Impurity
(1R,2S,3R,4R,5R)-1-(4-chloro-3-(4-ethoxybenzyl)phenyl)hexane-1,2,3,4,5,6-hexaol
Catalogue No : VL1650016CAS No : 2100872-88-4Dapagliflozin Hydroxy
(2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-
ethoxyphenyl)(hydroxy)methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol
Catalogue No : VL1650007CAS No : 1204222-85-4Dapagliflozin Keto Impurity
(2-chloro-5-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-
(hydroxymethyl)tetrahydro-2H-pyran-2-yl)phenyl)(4-
ethoxyphenyl)methanone
Catalogue No : VL1650008CAS No : 2169998-23-4Dapagliflozin Impurity 19
5-Bromo-2-chlorobenzoic Acid
Catalogue No : VL1650015 CAS No : 21739-92-4Dapagliflozin Impurity 18
Ethoxybenzene
Catalogue No : VL1650014 CAS No : 103-73-1Dapagliflozin Impurity 15
4-Bromo-1-chloro-2-(4-ethoxybenzyl) benzene
Catalogue No : VL1650013 CAS No : 461432-23-5Dapsone Impurity 1
4-Chlorodiphenyl Sulfone
Catalogue No : VL2890007CAS No : 80-00-2Dapsone Impurity 11
Bis(p-chlorophenyl)sulfone
Catalogue No : VL2890008CAS No : 80-07-9Dapsone Impurity 12
4,4’-sulfonylbisphenol
Catalogue No : VL2890006CAS No : 80-09-1Dapsone Impurity 13
3, 3’-Diaminodiphenyl Sulfone
Catalogue No : VL2890009CAS No : 599-61-1Darifenacin Bromo impurity
5-(2-Bromoethyl)-2,3-dihydrobenzo[2,3-b]furan
Catalogue No : VL1530004CAS No : N/ADarifenacin Cyano Pyrrolidine Impurity
(S)-3-(Cyanodiphenylmethyl)-pyrrolidine HBr/(3S)-α,α-Diphenyl-3-
pyrrolidineacetonitrile Hydrochloride
Catalogue No : VL1530005 CAS No : 194602-27-2 (HBr Salt) ; 133099-11-3 (base)1-Tosyl-3-pyrrolidinol Tosylate/Darifenacin impurity

1-[(4-Methylphenyl)sulfonyl]-3-pyrrolidinol-3-(4-Methylbenzene
sulfonate)
Catalogue No : VL1530007 CAS No : 131912-34-02,3-dihydro-1-benzofuran-5-yl-acetic acid Darifenacin Impurity
(2,3-Dihydrobenzofuran-5-yl)acetic Acid
Catalogue No : VL1530008CAS No : 69999-16-2Darifenacin Impurity A
2-((R)-1-(2-(2,3-dihydrobenzofuran-5-yl)ethyl)pyrrolidin-3-yl)-2,2-diphenylacetic
acid
Molecular
Catalogue No : VL1530001CAS No : N/ADarifenacin Impurity 3
Diphenylacetonitrile
Catalogue No : VL1530006CAS No : 86-29-3Darifenacin N-Oxide Impurity
(S)-2-[ 1-[2-(2,3-Dihydrobenzofuran-5-yl)ethyl]-1 -oxidopyrrolidin-3-yl]-2,2-diphenyl acetamide
Catalogue No : VL1530009CAS No : 1391080-40-2R- Isomer Darifenacin Impurity
(3R)-1-[2-(2,3-Dihydro-5-benzofuranyl)ethyl]-α-α-diphenyl-3-pyrrolidineacetamide Hydrobromide
Catalogue No : VL1530002CAS No : 1092800-15-1Defirasirox Benzamide Impurity / Salicylamide

2-Hydroxy-benzamide;
Catalogue No : VL4220003CAS No : 65-45-2Desloratadine N-Formyl Impurity
4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-formylpiperidine
Catalogue No : VL41001CAS No : 117810-61-4Desloratadine N-Oxide / N-Oxide Derivative of Desloratidine
8-Chloro-6,11-dihydro-11-(4-piperidinylidene)-5H-benzo[5,6]cyclohepta[1,2- b]pyridine 1-Oxide
Catalogue No : VL41002CAS No : 169253-26-3Desloratadine N-Hydroxypiperidine / N-Hydroxy Derivative of Desloratidine
8-Chloro-6,11-dihydro-11-(1-hydroxy-4-piperidinylidene)-5Hbenzo[ 5,6]cyclohepta[1,2-b]pyridine
Catalogue No : VL41003CAS No : 1193725-73-3Desloratadine EP Impurity A
11-Fluoro Dihydro Desloratadine Diformate Salt
Catalogue No : VL41010CAS No : 298220-99-2Desloratidine EP Impurity B
8-Chloro-6,11-dihydro-11-(1,2,3,6-tetrahydro-4-pyridinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridine
Catalogue No : VL41005CAS No : 183198-49-4 (base) ; 432543-89-0 (HCl)Dehydro Desloratidine Impurity
8-Chloro-11-(piperidin-4-ylidene)-11H-benzo[5,6]cyclohepta[1,2-b]pyridine
Catalogue No : VL41007CAS No : 117811-20-8Desloratadine EP Impurity C
4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-
piperidinecarboxylic Acid Ethyl Ester
Catalogue No : VL41009CAS No : 79794-75-5Desloratadine N-Acetyl Impurity
1-Acetyl-4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-piperidine
Catalogue No : VL41004CAS No : N/ADesvenalfaxine N-Oxide Impurity
2-(1-hydroxycyclohexyl)-2-(4-hydroxyphenyl)-N,N-dimethylethanamine oxide
Catalogue No : VL2040002CAS No : 1021933-95-8Desvenlafaxine Phenol Impurity
4-(2-Dimethylaminoethyl)phenol
Catalogue No : VL2040003CAS No : 539-15-1Dexamethasone Acetate EP Impurity A

9-Fluoro-11β,17,21-trihydroxy-16α-methylpregna-1,4-diene-3,20-dione
Catalogue No : VL273021CAS No : 50-02-2Dexamethasone Acetate EP Impurity C

9-Fluoro-11β,17β-dihydroxy-16α-methyl-3,20dioxopregna-1,4-dien-21-yl acetate
Catalogue No : VL273019CAS No : N/ADexamethasone Acetate EP Impurity D

9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-
dien-21-yl acetate
Catalogue No : VL273022CAS No : 987-24-6Dexamethasone EP Impurity C

9-Fluoro-11β,17,21-trihydroxy-16α-methylpregn-4-ene-3,20-dione
Catalogue No : VL273017CAS No : 426-17-5Dexamethasone EP Impurity E

17,21-Dihydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione
Catalogue No : VL273016CAS No : 13209-41-1Dexamethasone EP Impurity F

9-Fluoro-11β,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione
Catalogue No : VL273011CAS No : 382-67-2Dexamethasone EP Impurity G

9-Fluoro-11β,17-dihydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-21-yl acetate
Catalogue No : VL273012CAS No : 1177-87-317- Oxo Dexamethasone
9-Fluoro-11-hydroxy-16-methyl-(11β,16α) Androsta-1,4-diene-3,17-Dione.
Catalogue No : VL273001CAS No : 1880-61-18-dexamethasone / Dexamethasone EP impurity D/ Dexamethasone 9,11-β Epoxide
(9β,11β,16α)-9,11-Epoxy-17,21-dihydroxy-16-methyl-pregna-1,4-diene- 3,20-
dione
Catalogue No : VL273018CAS No : 24916-90-3Desoxymetasone (17-Desoxy of Dexamethasone)
(11β,16α)-9-Fluoro-11,21-dihydroxy-16-methyl-pregna-1,4-diene-3,20-
dione; Dexamethasone Impurity F
Catalogue No : VL273004CAS No : N/ABetamethasone Valerate Related Compound A/ Betamethasone Valerate EP Impurity E/Dexamethasone EP Impurity B
(11β,16β)-9-Fluoro-11,17-dihydroxy-16-methyl-21-[(1-oxopentyl)oxy]pregna-1,4-diene-3,20-dione; 9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-Valerate
Catalogue No : VL273010CAS No : 378-44-9Dexamethasone 9,11- α Epoxide / Dexamethasone EP Impurity I

(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
Catalogue No : VL273006CAS No : 24916-90-321-Dehydro Dexamethasone
(11β,16α)-9-Fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al
Hydrate
Catalogue No : VL273008CAS No : 2964-79-6Dexamethasone-Δ 17,20 21-Aldehyde

9-Fluoro-11β,20-dihydroxy-16α-methyl-3-oxopregna-1,4,17(20)-trien-21-al
Catalogue No : VL273003CAS No : 6762-51-217β-Carboxy-17-desoxy Dexamethasone

(11β,16α,17β)-9-Fluoro-11-hydroxy-16-methyl-3-oxoandrosta-1,4-diene- 17-carboxylic Acid; 17β-Carboxy 17-Desoxymethasone
Catalogue No : VL273002CAS No : 75262-69-0 Dexamethasone EP Impurity K / Δ7,9 (11)-Dexamethasone
17,21-Dihydroxy-16α-methylpregna-1,4,7,9(11)-tetraene3,20-dione
Catalogue No : VL273007CAS No : N/AOlefin Dexmedetomidine Impurity

4-[a-(2’,3’-dimethylphenyl)vinyl]-1H-imidazole
Catalogue No : VL520009CAS No : N/ADexmetoetomidine Ketone Impurity
4-(2’,3’-Dimethybenzoyl)imidazole
Catalogue No : VL520008CAS No : N/ADexmedetomidine Impurity 1

1-(2,3-dimethylphenyl)-1-(1H-imidazol-5-yl)ethanol
Catalogue No : VL520001CAS No : N/ADexmedetomidine Impurity 2

1-(1-benzyl-1H-imidazol-5-yl)-1-(2,3-dimethylphenyl)ethanol
Catalogue No : VL520002CAS No : N/ADexmedetomidine Impurity-3
5-[1-(2,3-Dimethylphenyl)ethyl]-1-ethyl-1H-imidazole
Catalogue No : VL520003CAS No : N/ADexmedetomidine Impurity 4
1-Benzyl-5-[-1-(2,3-dimethyl phenyl)ethyl]-1H-imidazole
Catalogue No : VL520004CAS No : N/ADexmedetomidine Impurity 5
1-benzyl-5-(1-(2,3-dimethylphenyl)vinyl)-1H-imidazole
Catalogue No : VL520005CAS No : N/ADexmedetomidine Impurity 6
(R)-4-(1-(2,3-dimethylphenyl)ethyl)-1H-imidazole
Catalogue No : VL520006CAS No : 86347-15-1Dextrofloxacine

(+)- (R)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7Hpyrido[
1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
Catalogue No : VL630001CAS No : N/ADextromethorphan Impurity B

(+)-3-Hydroxy-17-methylmorphinan, 1,3,4,9,10,10a-Hexahydro-6-
hydroxy-2H-10,4a-(iminoethano)-11-methylphenanthrene
Catalogue No : VL200004CAS No : 125-73-5Dextromethorphan Impurity C

(9α,13α,14α)-3-Methoxy-17-methylmorphinan-10-one, 10-Keto dextromethorphan
Catalogue No : VL200003CAS No : 57969-05-8Dextromethorphan N-Formyl Octabase

(S)-3,4,5,6,7,8-Hexahydro-1-[(4-methoxyphenyl)methyl]-2(1H)-isoquinolinecarboxaldehyde
Catalogue No : VL200005CAS No : 51773-23-0Dextromethorpan Impurity A
2-[(2-Aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-3,5-pyridinedicarboxylic Acid 3-Ethyl 5-Methyl Ester Besylate
Catalogue No : VL200002CAS No : 1531-23-3Dextromethorphan Impurity D
Diacerein Impurity G
3-(acetoxymethyl)-10(2,3,4,6-tetra-O-acetyl-β-D
Catalogue No : VL158001CAS No : 64951-96-8Diacerein Impurity F
(10S)-3-(acetoxymethyl)-1,8-diacetoxy-10-(2,3,4,6-tetra-O-acetyl-β-Dglucopyranosyl)- 10H-anthracen-9-one(heptaacetyl aloin, heptaacetyl barbaloin)
Catalogue No : VL158002CAS No : 13928-72-8Diacerein Monoacetyl rhein - I / Diacerein Impurity D / Hydrolysis-1
5-acetoxy-4-hydroxy-9,10-dioxo-9,10-dihydroantracene-2-carboxylic acid
Catalogue No : VL158003CAS No : 875535-35-6Diacerein Monoacetyl rhein-II / Diacerein Impurity E / Hydrolysis-2
4-acetoxy-5-hydroxy-9,10-dioxo-9,10-dihydroantracene-2-carboxylic acid
Catalogue No : VL158004CAS No : 875535-36-7Diacerein Impurity B (Aloe-emodin)
1,8-dihydroxy-3(hydroxymethyl)-anthracen-9,10-dione(aloe-emodin)
Catalogue No : VL158006CAS No : 481-72-1Diacerein Impurity H (triacetyl aloe emodin)
3-{(acetoxy)methyl}-9,10-dihydroantracene-1,8-diyl diacetate (Triacetyl aloeemodin)
Catalogue No : VL158007CAS No : 25395-11-3Diacerein Impurity C (Rhein)
4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid (rhein)
Catalogue No : VL158005CAS No : 518-82-1Isopropyl ester of Diclofenac
Isopropyl [2 - [(2, 6 – dichloro phenyl amino]phenyl]acetate
Catalogue No : VL48006CAS No : N/ADiclofenac Benzaldehyde Analog / Diclofenac EP Impurity B
2-[(2,6-Dichlorophenyl)amino]benzaldehyde
Catalogue No : VL48010CAS No : 22121-58-0Diclofenac Oxindole Impurity / Diclofenac EP Impurity E
1,3-Dihydro-2H-indol-2-one
Catalogue No : VL48018CAS No : 59-48-31-(2,6-Dichlorophenyl)isatin
1-(2,6-Dichlorophenyl)isatin
Catalogue No : VL48007CAS No : 24542-74-32-(2,6-Dichloroanilino)phenylglyoxylic acid / Diclofenac glyoxilic acid
2-(2,6-Dichloroanilino)phenylglyoxylic acid
Catalogue No : VL48008CAS No : N/ADichlorophenyl anthranlic acid

N-(2,6-Dichlorophenyl)anthranilic acid
Catalogue No : VL48009CAS No : N/ADiclofenac Glyceryl Adduct/Diclofenac Glyceryl Impurity
2,3-dihydroxypropyl2-(2-((2,6-dichlorophenyl)amino)phenyl)acetate
Catalogue No : VL48027CAS No : N/ADiclofenac Impurity A

1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one
Catalogue No : VL48003CAS No : 15362-40-0Diclofenac Carboxylic Acid / Dichlorophenyl Anthranlic acid

2-[(2,6-Dichlorophenyl)amino]benzoicacid;N-(2,6-Dichlorophenyl) anthranilic acid
Catalogue No : VL48020CAS No : 13625-57-5Diclofenac Chloroacetyl Impurity
N-Chloroacetyl-N-phenyl-2,6-dichloroaniline
Catalogue No : VL48013CAS No : 15308-01-7Diclofenac Desacetate Impurity

N-(2,6-Dichlorophenyl)aniline
Catalogue No : VL48019CAS No : 15307-93-4Diclofenac EP Impurity C / Alcohol Impurity

[2-[(2,6-Dichlorophenyl)amino]phenyl]methanol
Catalogue No : VL48011CAS No : 27204-57-5Diclofenac Related Compound
N-Chloroacetyl-N-phenyl-2,6-dichloroaniline
Catalogue No : VL48004CAS No : N/ADiclofenac Impurity F
N-Chloroacetyl-(2,6-dichlorophenyl)phenylamine
OR
(Alpha-(2,6-Dichlorophenyl)-4-chloroacetanilide)
Catalogue No : VL48005CAS No : 560075-65-2Diclofenac Tetradecyl ester
Tetradecyl[2-[(2,6-Dichlorophenyl)amino]phenyl]acetate
Catalogue No : VL48026 CAS No : N/ADiclofenac Dodecyl Ester
Dodecyl[2-[(2,6-Dichlorophenyl)amino]phenyl]acetate
Catalogue No : VL48025 CAS No : N/APPG ESTER-1
[2-(2, 6-Dichloro-phenylamino)-phenyl]-acetic acid 2-hydroxy-propyl ester
Catalogue No : VL48001CAS No : N/APPG ESTER-2
[2-(2, 6-Dichloro-phenylamino)-phenyl]-acetic acid 2-hydroxy-1-methyl-ethyl ester
Catalogue No : VL48002CAS No : N/ADiethyldithiocarbamate Impurity
Sodium diethyldithiocarbamate
Catalogue No : VL230001CAS No : N/A3,4-Dihydroxybenzaldehyde
1,2-Dihydroxy-4-formylbenzene
Catalogue No : VL420011CAS No : 139-85-5Diltiazem EP Impurity E
2S,3S)-3-Hydroxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5-
benzothiazepin-4(5H)-one
Catalogue No : VL1080003 CAS No : 42399-49-5Diosmin EP Impurity B

(2S)-7-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-Dglucopyranosyl]oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-2,3-dihydro-4H-1-benzopyran-4-one
Catalogue No : VL3040003CAS No : 520-26-3Diosmin EP Impurity D
7-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]
oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-6-iodo-4H-1-
benzopyran-4-one
Catalogue No : VL3040002CAS No : 1431536-92-3Diosmin EP Impurity C
7-[[6-O-(6-deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl] oxy]
-5-hydroxy-2-(4-hydroxyphenyl)-4H-1-Benzopyran-4-one;
Catalogue No : VL3040001CAS No : 552-57-8Diphenhydramine Impurity A / Diphenhydramine Related Compound A
2-(diphenylmethoxy)-N-methylethanamine
Catalogue No : VL177001CAS No : 17471-10-2Diphenhydramine Impurity D
Diphenylmethanol(benzhydrol)
Catalogue No : VL177004CAS No : 91-01-0Diphenhydramine N-oxide Impurity
2-(Diphenylmethoxy)-N,N-dimethylethanamine N-Oxide
Catalogue No : VL177006CAS No : 13168-00-8 2-[(RS)-(4-methylphenyl)phenylmethoxy]-N,N-dimethylethanamine
Catalogue No : VL177002CAS No : 4024-34-4 2-[(RS)-(4-bromophenyl)phenylmethoxy]-N,N-dimethylethanamine
Catalogue No : VL177003CAS No : 1808-12-4Diphenhydramine Benzhydryl bromide
Bromodiphenylmethane; Benzhydryl bromide
Catalogue No : VL177008CAS No : 776-74-9Diphenhydramine Diphenyl Methane
Benzylbenzene, Methylenedibenzene
Catalogue No : VL177007CAS No : 101-81-5Dipyridamole Impurity B
2:2,2’ ,2’ ’ ,2’ ’ ’ ,2’ ’ ’ ’ ,2’ ’ ’ ’ [[8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4,6-triyl]trinitrilo]hexaethanol
Catalogue No : VL47002CAS No : 16908-47-7Dipyridamole Impurity A
2,2’ -[[4,6,8-tri(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol
Catalogue No : VL47001CAS No : 16908-47-7Dipyridamole Impurity D
2,2’ -[[6-[(2-hydroxyethyl)amino]-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-
2-yl]nitrilo]diethanol
Catalogue No : VL47004CAS No : 1176886-12-6Dipyridamole Impurity G
2,6-dichloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine
Catalogue No : VL47007CAS No : 7139-02-08Dipyridamole Impurity F
2,6-Di[di(2-hydroxyethyl)amino]-4-(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine
Catalogue No : VL47006CAS No : 60286-30-8Dipyridamole Impurity C
2,2’ -[[6-chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2-yl]nitrilo]diethanol
Catalogue No : VL47003CAS No : 54093-92-4Dipyridamole Impurity E
2,2’,2”,2’’’-[[6,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4-diyl]dinitrilo]tetraethanol
Catalogue No : VL47005CAS No : N/A10- Dec Docetaxel

(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-acetoxy-9-(((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-6-(((2,2-dichloroethoxy)carbonyl)oxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-
b]oxet
Catalogue No : VL49005CAS No : 158810-73-210-Deacetyl Baccatin III

(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one
Catalogue No : VL49006CAS No : 32981-86-5Docetaxel Impurity A / 2-Desbenzoyl-2-pentenoyl docetaxel
(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-
1,2a,3,4,4a,6,9,10,11,12,12a,12b-Dodecahydro-4,6,9,11,12,12bhexahydroxy-
4a,8,13,13-tetramethyl-7,11-methano-5Hcyclodeca[
3,4]benz[1,2-b]oxet-5-one 12b-acetate, 12-[(E)-2-
methylbut-2-enoate], 9-ester with (2R,3S)-N-tert-butoxycarbonyl-
3-phenylisoser
Catalogue No : VL49007CAS No : N/ADomperidone EP Impurity A
5-chloro-1-(piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one
Catalogue No : VL700001CAS No : 53786-28-0Domperidone EP Impurity B
4-(5-chloro-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-
carbaldehyde
Catalogue No : VL700002CAS No : 1346598-11-5Domperidone EP Impurity C
4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)-1-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl]piperidine 1-oxide
Catalogue No : VL700003CAS No : 118435-03-3Domperidone EP Impurity F
1,3-bis[3-[4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)piperidin-1-yl]propyl]-1,3-dihydro-2H-benzimidazol-2-one
Catalogue No : VL700004CAS No : 1391053-55-6Domperidone EP Impurity D
(5-chloro-1-(1-(3-(4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidin-1- yl)propyl)piperidin-4-yl)-3-(3-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)propyl)-1Hbenzo[ d]imidazol-2(3H)-one
Catalogue No : VL700005CAS No : 1614255-34-3Domperidone EP Impurity E
1-[3-[4-(5-Chloro-2-oxo-2, 3-dihydro-1H-benzimidazol-1-yl) piperidin-1-yl] propyl]- 3-[3-(2-oxo-2, 3-dihydro-1H-benzimidazol-1-yl)propyl]-1,3-dihydro-2H-benzimidazol-2-one
Catalogue No : VL700006CAS No : 1346602-50-3Donepezil Alkene Pyridine N-Oxide

4-[(5,6-Dimethoxy-1-oxo-1H-inden-2-yl)methyl]pyridine 1-oxide
Catalogue No : VL173007CAS No : 896134-06-8Donepezil Benzyl Bromide Impurity

1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]piperidinium bromide
Catalogue No : VL173004CAS No : 844694-85-5Donepezil Dehydro Deoxy Impurity

1-Benzyl-4-[(5,6-dimethoxyinden-2-yl)methyl] piperidine
Catalogue No : VL173005CAS No : 120013-45-8Donepezil Deoxy Impurity

1-Benzyl-4-[(5,6-dimethoxyindan-2-yl)methyl] piperidine
Catalogue No : VL173006CAS No : 844694-84-4 (base) ; 1034439-57-0 (HCl Salt)Donepezil N-Oxide Impurity

2,3-Dihydro-5,6-dimethoxy-2-[[cis/trans-1-oxido-1-(phenylmethyl)-4-piperidinyl]methyl]-1H-inden-1-one
Catalogue No : VL173008CAS No : 120013-84-5Donepezil Open Ring Impurity

2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimetoxybenzoic acid
Catalogue No : VL173001CAS No : 197010-25-6Hydroxy Donepezil Impurity

2-[(1-Benzylpiperidin-4-yl)(hydroxyl)methyl]-5,6-dimethoxyindan-1-one
Catalogue No : VL173002CAS No : 197010-20-1Donepezil Aldehyde Impurity
1-(Phenylmethyl)-4-piperidinecarboxaldehyde
Catalogue No : VL173015CAS No : 22065-85-6Donepezil HCl Impurity
2,3-Dihydro-5,6-dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1H-inden-1-one Hydrochloride
Catalogue No : VL173013CAS No : 120011-70-3Donepezil Pyridine Dehydro Impurity

5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone
Catalogue No : VL173016CAS No : 4803-74-1Donepezil Pyridine Analog (USP)

5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-one
Catalogue No : VL173003Donepezil USP Related Compound A / Donepezil Dehydro Impurity

(E)-2-[(1-Benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one
Catalogue No : VL173010CAS No : 145546-80-1Donepezil Desbenzyl Impurity

2,3-Dihydro-5,6-dimethoxy-2-(4-piperi dinylmethyl)-1H-inden-1-one Hydrochloride
Catalogue No : VL173012CAS No : 120013-39-0Donepezil Impurity 8

4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl) piperidine-1-carbal dehyde
Catalogue No : VL173019CAS No : 1808997-65-0Dorzolamide Impurity B
(4RS,6SR)-4-(etylamino)-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulphonamide7,7-dioxide Hydrochloride
Catalogue No : VL37001CAS No : 120279-37-0Dorzolamide Impurity D
(4S,6S)-4-Amino-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide hydrochloride
Catalogue No : VL37002CAS No : 154154-90-2Doxepin Impurity D
(3Z)-3-(Dibenz[b,e]oxepin-11(6H)-ylidene)-N,N-dimethyl-1-propanamine Hydrochloride; (Z)-3-(Dibenz[b,e]oxepin-11(6H)-ylidene)-N,N-dimethyl-1-propanamine Hydrochloride
Catalogue No : VL2860002CAS No : 25127-31-5Doxepin EP Impurity A / Doxepin Related Compound A
6,11-Dihydrodibenz[b,e]oxepin-11-one
Catalogue No : VL2860003CAS No : 4504-87-4Doxepin EP Impurity B
(11RS)-11-[3-(dimethylamino)propyl]-6,11-dihydrodibenzo[b,e]oxepin-11-ol
Catalogue No : VL2860004CAS No : 4504-88-5Doxepin EP Impurity C / Doxepin USP Related Compound C
(E)-3-Dibenz[b,e]oxepin-11(6H)-ylidene-N-methyl-1-propanamine Hydrochloride
Catalogue No : VL2860005CAS No : 4504-96-5Doxepin N-Oxide impurity
3-Dibenz[b,e]oxepin-11(6H)-ylidene-N,N-dimethyl-1-propanamine N-Oxide
Catalogue No : VL2860001CAS No : 22684-91-9Doxycycline Related Compound C / Doxycycline Impurity 8
(4s,4aR,5s,5aR,6R,12aS)-4-(dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide
Catalogue No : VL159001CAS No : 6543-77-74-epi-6-epidoxycycline/ Doxycycline EP Impurity D
(4R,4aR,5S,5aR,6S,12aS)-4-(dimethylamino)-3,5,10,12,12apentahydroxy-
6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12aoctahydrotetracene-
2-carboxamide
Catalogue No : VL159003CAS No : 97583-08-9Doxycycline Impurity F ( 2-Acetyl-2-Decarbamoyldoxycycline)
4S,4aR,5S,5aR,6R,12aS)-2-acetyl-4-(dimethylamino)-3,5,10,12,12a-pentahydroxy-
6-methyl-4a,5a,6,12a-tetrahydrotetracene-1,11(4H,5H)-dione
Catalogue No : VL159002CAS No : 6542-44-5Doxylamine Di-N-Oxide
N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]-ethanamine N,N’-dioxide
Catalogue No : VL38006 CAS No : 105176-70-3Doxylamine N-oxide

N, N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]ethanamine Noxide
Catalogue No : VL38005CAS No : 97143-65-2Doxylamine Succinate Impurity B
(1RS)-1-phenyl-1-(pyridine-2-yl) ethanol
Catalogue No : VL38002CAS No : 19490-92-7Doxylamine Succinate Impurity C
N,N-dimethyl-2-[(RS)-1-phenyl(pyridine-2-yl)methoxy]ethanamine
Catalogue No : VL38003CAS No : 1221-70-1Doxylamine Succinate Impurity D
Phenyl(pyridin-2-yl)methanone(2-benzoyl pyridine)
Catalogue No : VL38004CAS No : 91-02-1Doxylamie phenyl (pyridin-2-yl)Methanol
Methanol.png)
phenyl(pyridin-2-yl)methanol
Catalogue No : VL38007CAS No : N/ADoxylamine N-oxide
N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl) ethoxy]ethanamine Noxide
Catalogue No : VL38005CAS No : 97143-65-2Doxylamine Succinate Impurity A
N,N-dimethyl-2-[1(RS)-1-phenyl-1-(pyridine-4-
yl)ethoxy]ethanamine
Catalogue No : VL38001CAS No : 873407-01-3Drotaverine Amide Impurity
N-[2-(3, 4-Diethoxyphenyl) ethyl]-3, 4-diethoxybenzeneacetamide
Catalogue No : VL36004 CAS No : 6298-46-0Drotaveraldine Impurity
(5,6 Di ethoxy-3,4 dihydroisoquiniline 1-yl)(3,4diehoxy phenyl) methanone.
Catalogue No : VL36002CAS No : 54088-62-9Drotaverine Acid Impurity
3,4-Diethoxyphenyl Acetic Acid
Catalogue No : VL36001CAS No : 38464-04-9Drotaverine Amine Impurity
2-(3,4 Diethoxy Phenyl) ethanamine
Catalogue No : VL36003CAS No : 61381-04-2Duloxetine pthalamide
2-[[Methyl[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]ami Acid
Catalogue No : VL202011 CAS No : 199191-67-8Duloxetine 4-Napthyl Isomer / Duloxetine EP Impurity C
4-[(1RS)-3-(Methylamino)-1-(thiophen-2-yl)propyl]naphthalen-1-
ol HCl
Catalogue No : VL202012 CAS No : 949096-01-9Duloxetine Impurity A / Duloxetine R-Isomer
Duloxetine Inhouse Related Compound A / Duloxetine Phenyl Carbamate / (S) Duloxetine Impurity A
N-Methyl-N-[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]carbamic Acid
Phenyl Ester
Catalogue No : VL202010CAS No : N/ADuloxetine EP Impurity G
1-Fluoronaphthalene
Catalogue No : VL202007 CAS No : 321-38-0Duloxetine Dimethylamino propanol Impurity
(±)-3-(N-Methylamino)-1-(2-thienyl)-1-propanol
Catalogue No : VL202014CAS No : 116539-56-1Duloxetine EP Impurity D
1-Naphthalenol
Catalogue No : VL202015CAS No : 90-15-3Duloxetine Related Compound H Impurity
4-[Methyl[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]amino]-4-oxobutanoic Acid
Catalogue No : VL202013CAS No : 199191-66-7Duloxetine EP Impurity B
(S)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol.
Catalogue No : VL202002CAS No : 116539-55-0Dutasteride EP Impurity C
(4aR,4bS,6aS,7S,9aS,9bS,11aR)-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-Tetradecahydro-4a,6a-dimethyl-2-oxo-1H-Indeno[5,4-f]quinoline-7-carboxylic Acid Ethyl Ester
Catalogue No : VL225006CAS No : 157307-36-3Dutasteride EP impurity E
N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-aza-5α-androst-1-ene-
17α-carboxamide
Catalogue No : VL225007CAS No : 1796930-46-5Dutasteride Beta Isomer / 5 Beta Dutasteride
17β-N-[2,5-bis (Trifluoromethyl)phenyl] Carbamoyl-4-aza-5β -androst-1-en-3-one
Catalogue No : VL225001CAS No : 1648593-70-7Dutasteride Acid Impurity / Dutasteride Impurity A

3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid
Catalogue No : VL225002CAS No : 104239-97-6Dutasteride Dihydro Impurity
17β-N-[2,5-bis (Trifluoromethyl)phenyl] Carbamoyl-4-aza-5α-androstene-3-one
Catalogue No : VL225003CAS No : 164656-22-8Dutasteride Ester Impurity
3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester
Catalogue No : VL225004CAS No : N/A