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Name of parent drug:

Dabigatran


Dabigatran impurity 8 / Dabigatran Etexilate Mesylate
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 : 872728-81-9

Dapagliflozin O-Desethyl Impurity
Dapagliflozin O-Desethyl Impurity

(1S)-1,5-Anhydro-1-C-[4-chloro-3-[(4-hydroxyphenyl)methyl]phenyl]-D-glucitol

Catalogue No : VL1650009

CAS No : 864070-37-1

Dapagliflozin Open Ring Impurity
Dapagliflozin 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 : VL1650016

CAS No : 2100872-88-4

Dapagliflozin Hydroxy
Dapagliflozin 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 : VL1650007

CAS No : 1204222-85-4

Dapagliflozin Keto Impurity
Dapagliflozin 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 : VL1650008

CAS No : 2169998-23-4

Dapagliflozin Impurity 19
Dapagliflozin Impurity 19

5-Bromo-2-chlorobenzoic Acid

Catalogue No : VL1650015

CAS No : 21739-92-4

Dapagliflozin Impurity 18
Dapagliflozin Impurity 18

Ethoxybenzene

Catalogue No : VL1650014

CAS No : 103-73-1

Dapagliflozin Impurity 15
Dapagliflozin Impurity 15

4-Bromo-1-chloro-2-(4-ethoxybenzyl) benzene

Catalogue No : VL1650013

CAS No : 461432-23-5

Dapsone Impurity 1
Dapsone Impurity 1

4-Chlorodiphenyl Sulfone

Catalogue No : VL2890007

CAS No : 80-00-2

Dapsone Impurity 11
Dapsone Impurity 11

Bis(p-chlorophenyl)sulfone

Catalogue No : VL2890008

CAS No : 80-07-9

Dapsone Impurity 12
Dapsone Impurity 12

4,4’-sulfonylbisphenol

Catalogue No : VL2890006

CAS No : 80-09-1

Dapsone Impurity 13
Dapsone Impurity 13

3, 3’-Diaminodiphenyl Sulfone

Catalogue No : VL2890009

CAS No : 599-61-1

Darifenacin Bromo impurity
Darifenacin Bromo impurity

5-(2-Bromoethyl)-2,3-dihydrobenzo[2,3-b]furan

Catalogue No : VL1530004

CAS No : N/A

Darifenacin Cyano Pyrrolidine Impurity
Darifenacin 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-Tosyl-3-pyrrolidinol Tosylate/Darifenacin impurity

1-[(4-Methylphenyl)sulfonyl]-3-pyrrolidinol-3-(4-Methylbenzene sulfonate)

Catalogue No : VL1530007

CAS No : 131912-34-0

2,3-dihydro-1-benzofuran-5-yl-acetic acid Darifenacin Impurity
2,3-dihydro-1-benzofuran-5-yl-acetic acid Darifenacin Impurity

(2,3-Dihydrobenzofuran-5-yl)acetic Acid

Catalogue No : VL1530008

CAS No : 69999-16-2

Darifenacin Impurity A
Darifenacin Impurity A

2-((R)-1-(2-(2,3-dihydrobenzofuran-5-yl)ethyl)pyrrolidin-3-yl)-2,2-diphenylacetic acid Molecular

Catalogue No : VL1530001

CAS No : N/A

Darifenacin Impurity 3
Darifenacin Impurity 3

Diphenylacetonitrile

Catalogue No : VL1530006

CAS No : 86-29-3

Darifenacin N-Oxide Impurity
Darifenacin N-Oxide Impurity

(S)-2-[ 1-[2-(2,3-Dihydrobenzofuran-5-yl)ethyl]-1 -oxidopyrrolidin-3-yl]-2,2-diphenyl acetamide

Catalogue No : VL1530009

CAS No : 1391080-40-2

R- Isomer Darifenacin Impurity
R- Isomer Darifenacin Impurity

(3R)-1-[2-(2,3-Dihydro-5-benzofuranyl)ethyl]-α-α-diphenyl-3-pyrrolidineacetamide Hydrobromide

Catalogue No : VL1530002

CAS No : 1092800-15-1

Defirasirox Benzamide Impurity / Salicylamide
Defirasirox Benzamide Impurity / Salicylamide

2-Hydroxy-benzamide;

Catalogue No : VL4220003

CAS No : 65-45-2

Desloratadine N-Formyl Impurity
Desloratadine N-Formyl Impurity

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-formylpiperidine

Catalogue No : VL41001

CAS No : 117810-61-4

Desloratadine N-Oxide / N-Oxide Derivative of Desloratidine
Desloratadine 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 : VL41002

CAS No : 169253-26-3

Desloratadine N-Hydroxypiperidine / N-Hydroxy Derivative of Desloratidine
Desloratadine 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 : VL41003

CAS No : 1193725-73-3

Desloratadine EP Impurity A
Desloratadine EP Impurity A

11-Fluoro Dihydro Desloratadine Diformate Salt

Catalogue No : VL41010

CAS No : 298220-99-2

Desloratidine EP Impurity B
Desloratidine 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 : VL41005

CAS No : 183198-49-4 (base) ; 432543-89-0 (HCl)

Dehydro Desloratidine Impurity
Dehydro Desloratidine Impurity

8-Chloro-11-(piperidin-4-ylidene)-11H-benzo[5,6]cyclohepta[1,2-b]pyridine

Catalogue No : VL41007

CAS No : 117811-20-8

Desloratadine EP Impurity C
Desloratadine 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 : VL41009

CAS No : 79794-75-5

Desloratadine N-Acetyl Impurity
Desloratadine 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 : VL41004

CAS No : N/A

Desvenalfaxine N-Oxide Impurity
Desvenalfaxine N-Oxide Impurity

2-(1-hydroxycyclohexyl)-2-(4-hydroxyphenyl)-N,N-dimethylethanamine oxide

Catalogue No : VL2040002

CAS No : 1021933-95-8

Desvenlafaxine Phenol Impurity
Desvenlafaxine Phenol Impurity

4-(2-Dimethylaminoethyl)phenol

Catalogue No : VL2040003

CAS No : 539-15-1

Dexamethasone Acetate EP Impurity A
Dexamethasone Acetate EP Impurity A

9-Fluoro-11β,17,21-trihydroxy-16α-methylpregna-1,4-diene-3,20-dione

Catalogue No : VL273021

CAS No : 50-02-2

Dexamethasone Acetate EP Impurity C
Dexamethasone Acetate EP Impurity C

9-Fluoro-11β,17β-dihydroxy-16α-methyl-3,20dioxopregna-1,4-dien-21-yl acetate

Catalogue No : VL273019

CAS No : N/A

Dexamethasone Acetate EP Impurity D
Dexamethasone Acetate EP Impurity D

9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4- dien-21-yl acetate

Catalogue No : VL273022

CAS No : 987-24-6

Dexamethasone EP Impurity C
Dexamethasone EP Impurity C

9-Fluoro-11β,17,21-trihydroxy-16α-methylpregn-4-ene-3,20-dione

Catalogue No : VL273017

CAS No : 426-17-5

Dexamethasone EP Impurity E
Dexamethasone EP Impurity E

17,21-Dihydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione

Catalogue No : VL273016

CAS No : 13209-41-1

Dexamethasone EP Impurity F
Dexamethasone EP Impurity F

9-Fluoro-11β,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione

Catalogue No : VL273011

CAS No : 382-67-2

Dexamethasone EP Impurity G
Dexamethasone EP Impurity G

9-Fluoro-11β,17-dihydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-21-yl acetate

Catalogue No : VL273012

CAS No : 1177-87-3

17- Oxo Dexamethasone
17- Oxo Dexamethasone

9-Fluoro-11-hydroxy-16-methyl-(11β,16α) Androsta-1,4-diene-3,17-Dione.

Catalogue No : VL273001

CAS No : 1880-61-1

8-dexamethasone / Dexamethasone EP impurity D/ Dexamethasone 9,11-β Epoxide
8-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 : VL273018

CAS No : 24916-90-3

Desoxymetasone (17-Desoxy of Dexamethasone)
Desoxymetasone (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 : VL273004

CAS No : N/A

Betamethasone Valerate Related Compound A/ Betamethasone Valerate EP Impurity E/Dexamethasone EP Impurity B
Betamethasone 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 : VL273010

CAS No : 378-44-9

Dexamethasone 9,11- α Epoxide / Dexamethasone EP Impurity I
Dexamethasone 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 : VL273006

CAS No : 24916-90-3

21-Dehydro Dexamethasone
21-Dehydro Dexamethasone

(11β,16α)-9-Fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al Hydrate

Catalogue No : VL273008

CAS No : 2964-79-6

Dexamethasone-Δ 17,20 21-Aldehyde
Dexamethasone-Δ 17,20 21-Aldehyde

9-Fluoro-11β,20-dihydroxy-16α-methyl-3-oxopregna-1,4,17(20)-trien-21-al

Catalogue No : VL273003

CAS No : 6762-51-2

17β-Carboxy-17-desoxy Dexamethasone
17β-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 : VL273002

CAS No : 75262-69-0

Dexamethasone EP Impurity K / Δ7,9 (11)-Dexamethasone
Dexamethasone EP Impurity K / Δ7,9 (11)-Dexamethasone

17,21-Dihydroxy-16α-methylpregna-1,4,7,9(11)-tetraene3,20-dione

Catalogue No : VL273007

CAS No : N/A

Olefin Dexmedetomidine Impurity
Olefin Dexmedetomidine Impurity

4-[a-(2’,3’-dimethylphenyl)vinyl]-1H-imidazole

Catalogue No : VL520009

CAS No : N/A

Dexmetoetomidine Ketone Impurity
Dexmetoetomidine Ketone Impurity

4-(2’,3’-Dimethybenzoyl)imidazole

Catalogue No : VL520008

CAS No : N/A

Dexmedetomidine Impurity 1
Dexmedetomidine Impurity 1

1-(2,3-dimethylphenyl)-1-(1H-imidazol-5-yl)ethanol

Catalogue No : VL520001

CAS No : N/A

Dexmedetomidine Impurity 2
Dexmedetomidine Impurity 2

1-(1-benzyl-1H-imidazol-5-yl)-1-(2,3-dimethylphenyl)ethanol

Catalogue No : VL520002

CAS No : N/A

Dexmedetomidine Impurity-3
Dexmedetomidine Impurity-3

5-[1-(2,3-Dimethylphenyl)ethyl]-1-ethyl-1H-imidazole

Catalogue No : VL520003

CAS No : N/A

Dexmedetomidine Impurity 4
Dexmedetomidine Impurity 4

1-Benzyl-5-[-1-(2,3-dimethyl phenyl)ethyl]-1H-imidazole

Catalogue No : VL520004

CAS No : N/A

Dexmedetomidine Impurity 5
Dexmedetomidine Impurity 5

1-benzyl-5-(1-(2,3-dimethylphenyl)vinyl)-1H-imidazole

Catalogue No : VL520005

CAS No : N/A

Dexmedetomidine Impurity 6
Dexmedetomidine Impurity 6

(R)-4-(1-(2,3-dimethylphenyl)ethyl)-1H-imidazole

Catalogue No : VL520006

CAS No : 86347-15-1

Dextrofloxacine
Dextrofloxacine

(+)- (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 : VL630001

CAS No : N/A

Dextromethorphan Impurity B
Dextromethorphan Impurity B

(+)-3-Hydroxy-17-methylmorphinan, 1,3,4,9,10,10a-Hexahydro-6- hydroxy-2H-10,4a-(iminoethano)-11-methylphenanthrene

Catalogue No : VL200004

CAS No : 125-73-5

Dextromethorphan Impurity C
Dextromethorphan Impurity C

(9α,13α,14α)-3-Methoxy-17-methylmorphinan-10-one, 10-Keto dextromethorphan

Catalogue No : VL200003

CAS No : 57969-05-8

Dextromethorphan N-Formyl Octabase
Dextromethorphan N-Formyl Octabase

(S)-3,4,5,6,7,8-Hexahydro-1-[(4-methoxyphenyl)methyl]-2(1H)-isoquinolinecarboxaldehyde

Catalogue No : VL200005

CAS No : 51773-23-0

Dextromethorpan Impurity A
Dextromethorpan Impurity A

2-[(2-Aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-3,5-pyridinedicarboxylic Acid 3-Ethyl 5-Methyl Ester Besylate

Catalogue No : VL200002

CAS No : 1531-23-3

Dextromethorphan Impurity D
Dextromethorphan Impurity D


Catalogue No : VL200001

CAS No : N/A

Diacerein Impurity G
Diacerein Impurity G

3-(acetoxymethyl)-10(2,3,4,6-tetra-O-acetyl-β-D

Catalogue No : VL158001

CAS No : 64951-96-8

Diacerein Impurity F
Diacerein 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 : VL158002

CAS No : 13928-72-8

Diacerein Monoacetyl rhein - I / Diacerein Impurity D / Hydrolysis-1
Diacerein Monoacetyl rhein - I / Diacerein Impurity D / Hydrolysis-1

5-acetoxy-4-hydroxy-9,10-dioxo-9,10-dihydroantracene-2-carboxylic acid

Catalogue No : VL158003

CAS No : 875535-35-6

Diacerein Monoacetyl rhein-II / Diacerein Impurity E / Hydrolysis-2
Diacerein Monoacetyl rhein-II / Diacerein Impurity E / Hydrolysis-2

4-acetoxy-5-hydroxy-9,10-dioxo-9,10-dihydroantracene-2-carboxylic acid

Catalogue No : VL158004

CAS No : 875535-36-7

Diacerein Impurity B (Aloe-emodin)
Diacerein Impurity B (Aloe-emodin)

1,8-dihydroxy-3(hydroxymethyl)-anthracen-9,10-dione(aloe-emodin)

Catalogue No : VL158006

CAS No : 481-72-1

Diacerein Impurity H (triacetyl aloe emodin)
Diacerein Impurity H (triacetyl aloe emodin)

3-{(acetoxy)methyl}-9,10-dihydroantracene-1,8-diyl diacetate (Triacetyl aloeemodin)

Catalogue No : VL158007

CAS No : 25395-11-3

Diacerein Impurity C (Rhein)
Diacerein Impurity C (Rhein)

4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid (rhein)

Catalogue No : VL158005

CAS No : 518-82-1

Isopropyl ester of Diclofenac
Isopropyl ester of Diclofenac

Isopropyl [2 - [(2, 6 – dichloro phenyl amino]phenyl]acetate

Catalogue No : VL48006

CAS No : N/A

Diclofenac Benzaldehyde Analog / Diclofenac EP Impurity B
Diclofenac Benzaldehyde Analog / Diclofenac EP Impurity B

2-[(2,6-Dichlorophenyl)amino]benzaldehyde

Catalogue No : VL48010

CAS No : 22121-58-0

Diclofenac Oxindole Impurity / Diclofenac EP Impurity E
Diclofenac Oxindole Impurity / Diclofenac EP Impurity E

1,3-Dihydro-2H-indol-2-one

Catalogue No : VL48018

CAS No : 59-48-3

1-(2,6-Dichlorophenyl)isatin
1-(2,6-Dichlorophenyl)isatin

1-(2,6-Dichlorophenyl)isatin

Catalogue No : VL48007

CAS No : 24542-74-3

2-(2,6-Dichloroanilino)phenylglyoxylic acid / Diclofenac glyoxilic acid
2-(2,6-Dichloroanilino)phenylglyoxylic acid / Diclofenac glyoxilic acid

2-(2,6-Dichloroanilino)phenylglyoxylic acid

Catalogue No : VL48008

CAS No : N/A

Dichlorophenyl anthranlic acid
Dichlorophenyl anthranlic acid

N-(2,6-Dichlorophenyl)anthranilic acid

Catalogue No : VL48009

CAS No : N/A

Diclofenac Glyceryl Adduct/Diclofenac Glyceryl Impurity
Diclofenac Glyceryl Adduct/Diclofenac Glyceryl Impurity

2,3-dihydroxypropyl2-(2-((2,6-dichlorophenyl)amino)phenyl)acetate

Catalogue No : VL48027

CAS No : N/A

Diclofenac Impurity A
Diclofenac Impurity A

1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one

Catalogue No : VL48003

CAS No : 15362-40-0

Diclofenac Carboxylic Acid / Dichlorophenyl Anthranlic acid
Diclofenac Carboxylic Acid / Dichlorophenyl Anthranlic acid

2-[(2,6-Dichlorophenyl)amino]benzoicacid;N-(2,6-Dichlorophenyl) anthranilic acid

Catalogue No : VL48020

CAS No : 13625-57-5

Diclofenac Chloroacetyl Impurity
Diclofenac Chloroacetyl Impurity

N-Chloroacetyl-N-phenyl-2,6-dichloroaniline

Catalogue No : VL48013

CAS No : 15308-01-7

Diclofenac Desacetate Impurity
Diclofenac Desacetate Impurity

N-(2,6-Dichlorophenyl)aniline

Catalogue No : VL48019

CAS No : 15307-93-4

Diclofenac EP Impurity C / Alcohol Impurity
Diclofenac EP Impurity C / Alcohol Impurity

[2-[(2,6-Dichlorophenyl)amino]phenyl]methanol

Catalogue No : VL48011

CAS No : 27204-57-5

Diclofenac Related Compound
Diclofenac Related Compound

N-Chloroacetyl-N-phenyl-2,6-dichloroaniline

Catalogue No : VL48004

CAS No : N/A

Diclofenac Impurity F
Diclofenac Impurity F

N-Chloroacetyl-(2,6-dichlorophenyl)phenylamine OR (Alpha-(2,6-Dichlorophenyl)-4-chloroacetanilide)

Catalogue No : VL48005

CAS No : 560075-65-2

Diclofenac Tetradecyl ester
Diclofenac Tetradecyl ester

Tetradecyl[2-[(2,6-Dichlorophenyl)amino]phenyl]acetate

Catalogue No : VL48026

CAS No : N/A

Diclofenac Dodecyl Ester
Diclofenac Dodecyl Ester

Dodecyl[2-[(2,6-Dichlorophenyl)amino]phenyl]acetate

Catalogue No : VL48025

CAS No : N/A

PPG ESTER-1
PPG ESTER-1

[2-(2, 6-Dichloro-phenylamino)-phenyl]-acetic acid 2-hydroxy-propyl ester

Catalogue No : VL48001

CAS No : N/A

PPG ESTER-2
PPG ESTER-2

[2-(2, 6-Dichloro-phenylamino)-phenyl]-acetic acid 2-hydroxy-1-methyl-ethyl ester

Catalogue No : VL48002

CAS No : N/A

Diethyldithiocarbamate Impurity
Diethyldithiocarbamate Impurity

Sodium diethyldithiocarbamate

Catalogue No : VL230001

CAS No : N/A

3,4-Dihydroxybenzaldehyde
3,4-Dihydroxybenzaldehyde

1,2-Dihydroxy-4-formylbenzene

Catalogue No : VL420011

CAS No : 139-85-5

Diltiazem EP Impurity E
Diltiazem EP Impurity E

2S,3S)-3-Hydroxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5- benzothiazepin-4(5H)-one

Catalogue No : VL1080003

CAS No : 42399-49-5

Diosmin EP Impurity B
Diosmin 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 : VL3040003

CAS No : 520-26-3

Diosmin EP Impurity D
Diosmin 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 : VL3040002

CAS No : 1431536-92-3

Diosmin EP Impurity C
Diosmin 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 : VL3040001

CAS No : 552-57-8

Diphenhydramine Impurity A / Diphenhydramine Related Compound A
Diphenhydramine Impurity A / Diphenhydramine Related Compound A

2-(diphenylmethoxy)-N-methylethanamine

Catalogue No : VL177001

CAS No : 17471-10-2

Diphenhydramine Impurity D
Diphenhydramine Impurity D

Diphenylmethanol(benzhydrol)

Catalogue No : VL177004

CAS No : 91-01-0

<a href="https://www.veeprhopharma.com/diphenhydramine-impurity-e-cas-no-119-61-9.php" target="_blank" title="Diphenhydramine Impurity">Diphenhydramine Impurity E</a>

Diphenylmethanone

Catalogue No : VL177005

CAS No : 119-61-9

Diphenhydramine N-oxide Impurity
Diphenhydramine N-oxide Impurity

2-(Diphenylmethoxy)-N,N-dimethylethanamine N-Oxide

Catalogue No : VL177006

CAS No : 13168-00-8

<a href="https://www.veeprhopharma.com/diphenhydramine-impurity-b-cas-no-4024-34-4.php" target="_blank" title="Diphenhydramine Impurity">Diphenhydramine Impurity B</a>

2-[(RS)-(4-methylphenyl)phenylmethoxy]-N,N-dimethylethanamine

Catalogue No : VL177002

CAS No : 4024-34-4

<a href="https://www.veeprhopharma.com/diphenhydramine-impurity-c-cas-no-1808-12-4.php" target="_blank" title="Diphenhydramine Impurity">Diphenhydramine Impurity C</a>

2-[(RS)-(4-bromophenyl)phenylmethoxy]-N,N-dimethylethanamine

Catalogue No : VL177003

CAS No : 1808-12-4

Diphenhydramine Benzhydryl bromide
Diphenhydramine Benzhydryl bromide

Bromodiphenylmethane; Benzhydryl bromide

Catalogue No : VL177008

CAS No : 776-74-9

Diphenhydramine Diphenyl Methane
Diphenhydramine Diphenyl Methane

Benzylbenzene, Methylenedibenzene

Catalogue No : VL177007

CAS No : 101-81-5

Dipyridamole Impurity B
Dipyridamole 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 : VL47002

CAS No : 16908-47-7

Dipyridamole Impurity A
Dipyridamole Impurity A

2,2’ -[[4,6,8-tri(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol

Catalogue No : VL47001

CAS No : 16908-47-7

Dipyridamole Impurity D
Dipyridamole 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 : VL47004

CAS No : 1176886-12-6

Dipyridamole Impurity G
Dipyridamole Impurity G

2,6-dichloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine

Catalogue No : VL47007

CAS No : 7139-02-08

Dipyridamole Impurity F
Dipyridamole Impurity F

2,6-Di[di(2-hydroxyethyl)amino]-4-(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine

Catalogue No : VL47006

CAS No : 60286-30-8

Dipyridamole Impurity C
Dipyridamole Impurity C

2,2’ -[[6-chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2-yl]nitrilo]diethanol

Catalogue No : VL47003

CAS No : 54093-92-4

Dipyridamole Impurity E
Dipyridamole Impurity E

2,2’,2”,2’’’-[[6,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4-diyl]dinitrilo]tetraethanol

Catalogue No : VL47005

CAS No : N/A

10- Dec Docetaxel
10- 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 : VL49005

CAS No : 158810-73-2

10-Deacetyl Baccatin III
10-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 : VL49006

CAS No : 32981-86-5

Docetaxel Impurity A / 2-Desbenzoyl-2-pentenoyl docetaxel
Docetaxel 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 : VL49007

CAS No : N/A

Domperidone EP Impurity A
Domperidone EP Impurity A

5-chloro-1-(piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one

Catalogue No : VL700001

CAS No : 53786-28-0

Domperidone EP Impurity B
Domperidone EP Impurity B

4-(5-chloro-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1- carbaldehyde

Catalogue No : VL700002

CAS No : 1346598-11-5

Domperidone EP Impurity C
Domperidone 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 : VL700003

CAS No : 118435-03-3

Domperidone EP Impurity F
Domperidone 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 : VL700004

CAS No : 1391053-55-6

Domperidone EP Impurity D
Domperidone 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 : VL700005

CAS No : 1614255-34-3

Domperidone EP Impurity E
Domperidone 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 : VL700006

CAS No : 1346602-50-3

Donepezil Alkene Pyridine N-Oxide
Donepezil Alkene Pyridine N-Oxide

4-[(5,6-Dimethoxy-1-oxo-1H-inden-2-yl)methyl]pyridine 1-oxide

Catalogue No : VL173007

CAS No : 896134-06-8

Donepezil Benzyl Bromide Impurity
Donepezil Benzyl Bromide Impurity

1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]piperidinium bromide

Catalogue No : VL173004

CAS No : 844694-85-5

Donepezil Dehydro Deoxy Impurity
Donepezil Dehydro Deoxy Impurity

1-Benzyl-4-[(5,6-dimethoxyinden-2-yl)methyl] piperidine

Catalogue No : VL173005

CAS No : 120013-45-8

Donepezil Deoxy Impurity
Donepezil Deoxy Impurity

1-Benzyl-4-[(5,6-dimethoxyindan-2-yl)methyl] piperidine

Catalogue No : VL173006

CAS No : 844694-84-4 (base) ; 1034439-57-0 (HCl Salt)

Donepezil N-Oxide Impurity
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 : VL173008

CAS No : 120013-84-5

Donepezil Open Ring Impurity
Donepezil Open Ring Impurity

2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimetoxybenzoic acid

Catalogue No : VL173001

CAS No : 197010-25-6

Hydroxy Donepezil Impurity
Hydroxy Donepezil Impurity

2-[(1-Benzylpiperidin-4-yl)(hydroxyl)methyl]-5,6-dimethoxyindan-1-one

Catalogue No : VL173002

CAS No : 197010-20-1

Donepezil Aldehyde Impurity
Donepezil Aldehyde Impurity

1-(Phenylmethyl)-4-piperidinecarboxaldehyde

Catalogue No : VL173015

CAS No : 22065-85-6

Donepezil HCl Impurity
Donepezil HCl Impurity

2,3-Dihydro-5,6-dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1H-inden-1-one Hydrochloride

Catalogue No : VL173013

CAS No : 120011-70-3

Donepezil Pyridine Dehydro Impurity
Donepezil Pyridine Dehydro Impurity

5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone

Catalogue No : VL173016

CAS No : 4803-74-1

Donepezil Pyridine Analog (USP)
Donepezil Pyridine Analog (USP)

5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-one

Catalogue No : VL173003


Donepezil USP Related Compound A / Donepezil Dehydro Impurity
Donepezil USP Related Compound A / Donepezil Dehydro Impurity

(E)-2-[(1-Benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one

Catalogue No : VL173010

CAS No : 145546-80-1

Donepezil Desbenzyl Impurity
Donepezil Desbenzyl Impurity

2,3-Dihydro-5,6-dimethoxy-2-(4-piperi dinylmethyl)-1H-inden-1-one Hydrochloride

Catalogue No : VL173012

CAS No : 120013-39-0

Donepezil Impurity 8
Donepezil Impurity 8

4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl) piperidine-1-carbal dehyde

Catalogue No : VL173019

CAS No : 1808997-65-0

Donepezil Benzyl Bromide
Donepezil Benzyl Bromide

1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl) methyl]piperidinium bromide

Catalogue No : VL173004

CAS No : 844694-85-5

Dorzolamide Impurity B
Dorzolamide Impurity B

(4RS,6SR)-4-(etylamino)-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulphonamide7,7-dioxide Hydrochloride

Catalogue No : VL37001

CAS No : 120279-37-0

Dorzolamide Impurity D
Dorzolamide 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 : VL37002

CAS No : 154154-90-2

Doxepin Impurity D
Doxepin 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 : VL2860002

CAS No : 25127-31-5

Doxepin EP Impurity A / Doxepin Related Compound A
Doxepin EP Impurity A / Doxepin Related Compound A

6,11-Dihydrodibenz[b,e]oxepin-11-one

Catalogue No : VL2860003

CAS No : 4504-87-4

Doxepin EP Impurity B
Doxepin EP Impurity B

(11RS)-11-[3-(dimethylamino)propyl]-6,11-dihydrodibenzo[b,e]oxepin-11-ol

Catalogue No : VL2860004

CAS No : 4504-88-5

Doxepin EP Impurity C / Doxepin USP Related Compound C
Doxepin EP Impurity C / Doxepin USP Related Compound C

(E)-3-Dibenz[b,e]oxepin-11(6H)-ylidene-N-methyl-1-propanamine Hydrochloride

Catalogue No : VL2860005

CAS No : 4504-96-5

Doxepin N-Oxide impurity
Doxepin N-Oxide impurity

3-Dibenz[b,e]oxepin-11(6H)-ylidene-N,N-dimethyl-1-propanamine N-Oxide

Catalogue No : VL2860001

CAS No : 22684-91-9

Doxycycline Related Compound C / Doxycycline Impurity 8
Doxycycline 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 : VL159001

CAS No : 6543-77-7

4-epi-6-epidoxycycline/ Doxycycline EP Impurity D
4-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 : VL159003

CAS No : 97583-08-9

Doxycycline Impurity F ( 2-Acetyl-2-Decarbamoyldoxycycline)
Doxycycline 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 : VL159002

CAS No : 6542-44-5

Doxylamine Succinate Impurity-B
Doxylamine Succinate Impurity-B

(1RS)-1-phenyl-1-(pyridine-2-yl) ethanol

Catalogue No : VL38002

CAS No : 19490-92-7

Doxylamine Di-N-Oxide
Doxylamine Di-N-Oxide

N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]-ethanamine N,N’-dioxide

Catalogue No : VL38006

CAS No : 105176-70-3

Doxylamine Succinate Impurity B
Doxylamine Succinate Impurity B

(1RS)-1-phenyl-1-(pyridine-2-yl) ethanol

Catalogue No : VL38002

CAS No : 19490-92-7

Doxylamine Succinate Impurity C
Doxylamine Succinate Impurity C

N,N-dimethyl-2-[(RS)-1-phenyl(pyridine-2-yl)methoxy]ethanamine

Catalogue No : VL38003

CAS No : 1221-70-1

Doxylamine Succinate Impurity D
Doxylamine Succinate Impurity D

Phenyl(pyridin-2-yl)methanone(2-benzoyl pyridine)

Catalogue No : VL38004

CAS No : 91-02-1

Doxylamie phenyl (pyridin-2-yl)Methanol
Doxylamie phenyl (pyridin-2-yl)Methanol

phenyl(pyridin-2-yl)methanol

Catalogue No : VL38007

CAS No : N/A

Doxylamine N-oxide
Doxylamine N-oxide

N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl) ethoxy]ethanamine Noxide

Catalogue No : VL38005

CAS No : 97143-65-2

Doxylamine Succinate Impurity A
Doxylamine Succinate Impurity A

N,N-dimethyl-2-[1(RS)-1-phenyl-1-(pyridine-4- yl)ethoxy]ethanamine

Catalogue No : VL38001

CAS No : 873407-01-3

Drotaverine Amide Impurity
Drotaverine Amide Impurity

N-[2-(3, 4-Diethoxyphenyl) ethyl]-3, 4-diethoxybenzeneacetamide

Catalogue No : VL36004

CAS No : 6298-46-0

Drotaveraldine Impurity
Drotaveraldine Impurity

(5,6 Di ethoxy-3,4 dihydroisoquiniline 1-yl)(3,4diehoxy phenyl) methanone.

Catalogue No : VL36002

CAS No : 54088-62-9

Drotaverine Acid Impurity
Drotaverine Acid Impurity

3,4-Diethoxyphenyl Acetic Acid

Catalogue No : VL36001

CAS No : 38464-04-9

Drotaverine Amine Impurity
Drotaverine Amine Impurity

2-(3,4 Diethoxy Phenyl) ethanamine

Catalogue No : VL36003

CAS No : 61381-04-2

Duloxetine pthalamide
Duloxetine pthalamide

2-[[Methyl[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]ami Acid

Catalogue No : VL202011

CAS No : 199191-67-8

Duloxetine 4-Napthyl Isomer / Duloxetine EP Impurity C
Duloxetine 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 : 949096-01-9

Duloxetine Impurity A / Duloxetine R-Isomer
Duloxetine Impurity A / Duloxetine R-Isomer


Catalogue No : VL202001

CAS No : 910138-96-4

Duloxetine Inhouse Related Compound A / Duloxetine Phenyl Carbamate / (S) Duloxetine Impurity A
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 : VL202010

CAS No : N/A

Duloxetine EP Impurity G
Duloxetine EP Impurity G

1-Fluoronaphthalene

Catalogue No : VL202007

CAS No : 321-38-0

Duloxetine Dimethylamino propanol Impurity
Duloxetine Dimethylamino propanol Impurity

(±)-3-(N-Methylamino)-1-(2-thienyl)-1-propanol

Catalogue No : VL202014

CAS No : 116539-56-1

Duloxetine EP Impurity D
Duloxetine EP Impurity D

1-Naphthalenol

Catalogue No : VL202015

CAS No : 90-15-3

Duloxetine Related Compound H Impurity
Duloxetine Related Compound H Impurity

4-[Methyl[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]amino]-4-oxobutanoic Acid

Catalogue No : VL202013

CAS No : 199191-66-7

Duloxetine EP Impurity B
Duloxetine EP Impurity B

(S)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol.

Catalogue No : VL202002

CAS No : 116539-55-0

Dutasteride EP Impurity C
Dutasteride 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 : VL225006

CAS No : 157307-36-3

Dutasteride EP impurity E
Dutasteride EP impurity E

N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-aza-5α-androst-1-ene- 17α-carboxamide

Catalogue No : VL225007

CAS No : 1796930-46-5

Dutasteride Beta Isomer / 5 Beta Dutasteride
Dutasteride Beta Isomer / 5 Beta Dutasteride

17β-N-[2,5-bis (Trifluoromethyl)phenyl] Carbamoyl-4-aza-5β -androst-1-en-3-one

Catalogue No : VL225001

CAS No : 1648593-70-7

Dutasteride Acid Impurity / Dutasteride Impurity A
Dutasteride Acid Impurity / Dutasteride Impurity A

3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid

Catalogue No : VL225002

CAS No : 104239-97-6

Dutasteride Dihydro Impurity
Dutasteride Dihydro Impurity

17β-N-[2,5-bis (Trifluoromethyl)phenyl] Carbamoyl-4-aza-5α-androstene-3-one

Catalogue No : VL225003

CAS No : 164656-22-8

Dutasteride Ester Impurity
Dutasteride Ester Impurity

3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester

Catalogue No : VL225004

CAS No : N/A