API NAME

IMPURITY NAME

CAS NO.

Aceclofenac

Aceclofenac - Impurity A

15307-79-6

Aceclofenac

Aceclofenac - Impurity B

15307-78-5

Aceclofenac

Aceclofenac - Impurity C

15307-77-4

Aceclofenac

Aceclofenac - Impurity D

139272-66-5

Aceclofenac

Aceclofenac - Impurity E

139272-67-6

Aceclofenac

Aceclofenac - Impurity F

100499-89-6

Aceclofenac

Aceclofenac - Impurity G

1215709-75-3

Aceclofenac

Aceclofenac - Impurity H

1216495-92-9

Aceclofenac

Aceclofenac - Impurity I

15362-40-0

Ambroxol

Ambroxol Hydrochloride - Impurity A

50739-76-9

Ambroxol

Ambroxol Hydrochloride - Impurity B

15942-08-2

Ambroxol

Ambroxol Hydrochloride - Impurity C

50910-53-7

Ambroxol

Ambroxol Hydrochloride - Impurity D

107814-37-9

Ambroxol

Ambroxol Hydrochloride - Impurity E

50910-55-9

Amlodipine

Amlodipine EP Impurity A

88150-62-3

Amlodipine

Amlodipine EP impurity B

721958-72-1

Amlodipine

Amlodipine EP impurity G

Amlodipine

Amlodipine EP Impurity D

113994-41-5

Amlodipine

Amlodipine EP Impurity E

400024-12-6

Amoxicillin

Amoxicillin Trihydrate - Impurity A

551-16-6

Amoxicillin

Amoxicillin Trihydrate - Impurity B

26889-93-0

Amoxicillin

Amoxicillin Trihydrate - Impurity C

94659-47-9

Amoxicillin

Amoxicillin Trihydrate - Impurity D

68728-47-2

Amoxicillin

Amoxicillin Trihydrate - Impurity E

1356020-01-3

Amoxicillin

Amoxicillin Trihydrate - Impurity F

126247-63-0

Amoxicillin

Amoxicillin Trihydrate - Impurity G

188112-75-6

Amoxicillin

Amoxicillin Trihydrate - Impurity H

205826-86-4

Amoxicillin

Amoxicillin Trihydrate - Impurity I

22818-40-2

Aripiprazole

Aripiprazole Impurity A

22246-18-0

Aripiprazole

Aripiprazole Impurity B

119532-26-2

Aripiprazole

Aripiprazole Impurity C

203395-81-7

Aripiprazole

Aripiprazole Related Compound - B

889443-20-3

Aripiprazole

Aripiprazole Impurity D

203395-82-8

Aripiprazole

Aripiprazole Impurity E

129722-25-4

Aripiprazole

Aripiprazole Impurity F

573691-09-5

Celecoxib

Celecoxib Impurity A

170570-01-1

Celecoxib

Celecoxib Impurity B

331943-04-5

Celecoxib

Celecoxib Methyl P-toluate

99-75-2

Celecoxib

Celecoxib Impurity 2

948293-46-7

Celecoxib

Celecoxib Impurity C (2-methyl Celecoxib)

170569-99-0

Celecoxib

Celecoxib Impurity 7 (2,4 Dimethyl celecoxib)

170570-09-9

Celecoxib

Impurity A

170570-01-1

Celecoxib

Impurity B 

331943-04-5

Celecoxib

Impurity C

170569-99-0

Celecoxib

Impurity E

4392-54-5

Celecoxib

Impurity G

720-94-5

Clopidogrel

Clopidogrel Impurity B

144750-52-7

Dronederone

N-Desbutyl Dronederone

197431-02-0

Dronederone

Dronedarone Hydrochloride Impurity A

Duloxetine

Duloxetine Impurity A

910138-96-4

Duloxetine

Duloxetine Impurity B

116539-55-0

Duloxetine

Duloxetine Impurity C

949095-98-1

Duloxetine

Duloxetine Impurity D

90-15-3

Duloxetine

Duloxetine Impurity F

116817-28-8

Esomeprazole

Esomeprazole Impurity A

37052-78-1

Esomeprazole

Esomeprazole Impurity C

110374-16-8

Esomeprazole

Esomeprazole Impurity D

73590-85-9

Esomeprazole

Esomeprazole Impurity F

88456-55-8

Esomeprazole

Esomeprazole Impurity B

176219-04-8

Esomeprazole

Esomeprazole  Impurity E

161796-77-6

Esomeprazole

Esomeprazole  Impurity H

863029-89-4

Esomeprazole

Esomeprazole  Impurity I

158812-85-2

Ezetimibe

(3’R)-Ezetimibe

163380-16-3

Ezetimibe

Ezetimibe Ketone

191330-56-0

Ezetimibe

Desfluoro Ezetimibe

302781-98-2

Ezetimibe

4’-O-Benzyloxy Ezetimibe

163222-32-0

Ezetimibe

Ezetimibe Diacetate

163380-20-9

Ezetimibe

3-O-Acetyl Ezetimibe

1044664-24-5

Ezetimibe

Ezetimibe desfluoro methyl impurity

NA

Ezetimibe

Ezetimibe desfluoro chloro impurity

NA

Ezetimibe

1,9-bis(4-fluorophenyl)nonane-1,5,9-trione

914777-33-6

Ezetimibe

(1Z,5Z,9E)-1,9-bis(4-fluorophenyl)nonane-1,5,9-trione O,O,O-trimethyl trioxime

NA

Fenofibrate

Fenofibrate EP Impurity D

42019-07-8

Fenofibrate

Fenofibrate Impurity A

10547-60-1

Fenofibrate

Fenofibric Acid

42017-89-0

Fenofibrate

Fenofibrate Impurity E

42019-08-9

Fenofibrate

Fenofibrate Related Compound A

42019-78-3

Fluconazole

Fluconazole Impurity A

89429-59-4

Fluconazole

Fluconazole Impurity B

871550 15 1

Fluconazole

Fluconazole Impurity C

514222-44-7

Fluconazole

Fluconazole Impurity D

81886-51-3

Fluconazole

Fluconazole Impurity E

86404-63-9

Fluconazole

Fluconazole Impurity H

150194-52-8

Fulvestrant

6-Keto Fulvestrant (Fulvestrant Impurity F)

NA

Fulvestrant

7β-Fulvestrant (Fulvestrant Impurity A)

407577-53-1

Fulvestrant

∆6-Fulvestrant (Fulvestrant Impurity E)

NA

Fulvestrant

Fulvestrant Sulfone (Fulvestrant Impurity B)

98008-06-1

Fulvestrant

S-Deoxo ∆6-Fulvestrant; S-Deoxo .

NA

Fulvestrant

S-Deoxo-3,17β-bis-(O-tetrahydro-2H-pyran-2-yl)-6-oxo-fulvestrant

862700-70-7

Fulvestrant

S-Deoxo-3,17-bis-(O-tetrahydro-2H-pyran-2-yl)-6-hydroxy-fulvestrant

NA

Fulvestrant

Fulvestrant

129453-61-8

Fulvestrant

Fulvestrant 3-Sulfate Sodium Salt

403656-83-7

Fulvestrant

Fulvestrant 17-Ketone

403656-89-3

Fulvestrant

3-O-Methyl Fulvestrant

1221256-46-7

Fulvestrant

Fulvestrant Impurity D

NA

Fulvestrant

Fulvestrant Impurity D Tetraacetate

NA

Fulvestrant

Fulvestrant Impurity C

NA

Fulvestrant

9-[[9-[(4,4,5,5,5-Pentafluoropentyl)sulfenyl] nonyl]sulfenyl]nonyl Bromide

1391053-14-7

Fulvestrant

9-[[9-[(4,4,5,5,5-Pentafluoropentyl)sulfenyl] nonyl]sulfenyl]nonanol

1391053-10-3

Ibuprofen

Ibuprofen Impurity B

3585-49-7

Ibuprofen

Ibuprofen Impurity C

59512-17-3

Ibuprofen

Ibuprofen Impurity D

938-94-3

Ibuprofen

Ibuprofen Impurity E

38861-78-8

Ibuprofen

Ibuprofen Impurity L

53949-53-4

Ibuprofen

Ibuprofen Impurity M

60057-62-7

Ibuprofen

Ibuprofen Impurity N

3585-52-2

Ibuprofen

Ibuprofen Impurity J

65813-55-0

Ibuprofen

Ibuprofen Impurity P

36039-36-8

Ibuprofen

Ibuprofen Impurity F

65322-85-2

Lansoprazole

Lansoprazole Impurity A

213476-12-1

Lansoprazole

Lansoprazole Impurity B

131926-99-3

Lansoprazole

Lansoprazole Impurity C

103577-40-8

Lansoprazole

Lansoprazole Impurity D

615-16-7

Lansoprazole

Lansoprazole Impurity E

583-39-1

Lansoprazole

Lansoprazole Impurity F

168167-42-8

Losartan

Losartan Impurity A

79047-41-9

Losartan

Losartan Impurity B

160514-13-6

Losartan

Losartan Impurity C

860644-28-6

Losartan

Losartan Impurity D

83857-96-9

Losartan

Losartan Impurity E

120568-11-8

Losartan

Losartan Impurity G

76-84-6

Losartan

Losartan Impurity H

133909-99-6

Losartan

Losartan Impurity I

1006062-28-7

Losartan

Losartan Impurity J

1006062-27-6

Losartan

Losartan Impurity K

114798-36-6

Losartan

Losartan Impurity L

230971-71-8

Losartan

Losartan Impurity M

230971-72-9

Meloxicam

Meloxicam Impurity A

24683-26-9

Meloxicam

Meloxicam Impurity B

7305-71-7

Meloxicam

Meloxicam Impurity E

35511-15-0

Meloxicam

Meloxicam Impurity F

118854-48-1

Metformin

Metformin Impurity F HCl

506-59-2

Metformin

Metformin Impurity A

461-58-5

Metformin

Metformin Impurity D

108-78-1

Metformin

Metformin Impurity C

1985-46-2

Metoprolol

Metoprolol Succinate

98418-47-4

Metoprolol

Metoprolol Acid Ethyl Ester

29112-40-1

Metoprolol

Metoprolol Acid Methyl Ester Hydrochloride

83281-59-8

Metoprolol

O-Desmethyl Metoprolol

62572-94-5

Metoprolol

Des(isopropoxyethyl) Bisoprolol

62572-93-4

Metoprolol

3-[4-(2-Methoxyethyl)phenoxy]-1,2-epoxypropane

56718-70-8

Metoprolol

(S)-3-[4-(2-Methoxyethyl)phenoxy]-1,2-epoxypropane

105780-38-9

Metoprolol

(R)-3-[4-(2-Methoxyethyl)phenoxy]-1,2-epoxypropane

133397-54-3

Metoprolol

4-(2-Oxiranylmethoxy)benzeneacetic Acid Ethyl Ester

76805-25-9

Metoprolol

4-(2-Methoxyethyl)phenol

56718-71-9

Metoprolol

3-(2-Methoxyethyl)phenol

32846-01-8

Norethindrone

6 Alpha hydroxy Norethindrone acetate

6856-28-6

Norethindrone

Norethindrone Acetate 6,7-Dehydro Impurity

106765-04-2

Norethindrone

 Norethindrone Acetate 6-beta-Hydroxy Impurity

6856-27-5

Norethindrone

6-Oxo Norethindrone Acetate

438244-27-0

Norethindrone

 Norethindrone 5,6-Dehydro Impurity

22933-71-7

Norethindrone

6 Keto Norethindrone

67696-78-0

Norethindrone

Norethindrone Impurity A

31528-46-8

Norethindrone

Norethindrone Impurity G

38673-36-8

Norethindrone

Norethindrone Impurity E

79727-03-0

Norethindrone

6 α hydroxy Norethindrone

438244-33-8

Norethindrone

Norethindrone Impurity H

51724-44-8

Norethindrone

Norethindrone-3-ethyldienol ether

96487-85-3

Norethindrone

Norethindrone acetate

51-98-9

Norethindrone

Norethindrone (Levonorgestrel Impurity U)

68-22-4

Olmesatan

Olmesartan Impurity A

144689-24-7

Olmesatan

Olmesartan Impurity B

849206-43-5

Olmesatan

Olmesartan EP Impurity D

1020157-01-0

Olmesatan

Olmesartan N2-Trityl impurity

752179-89-8

Paroxetine

Paroxetine EP Impurity-G

1012886-75-7

Pregabalin

Pregabalin Impurity A

61312-87-6

Pregabalin

Pregabalin Impurity B

148553-51-9

Pregabalin

Pregabalin Impurity C

90-64-2

Rabeprazole

Rabeprazole Impurity A

924663-38-7

Rabeprazole

Rabeprazole Impurity B

924663-37-6

Rabeprazole

Rabeprazole Impurity C

1159977-27-1

Rabeprazole

Rabeprazole Impurity D

103312-62-5

Rabeprazole

Rabeprazole Impurity E

117976-47-3

Rabeprazole

Rabeprazole Impurity F

117977-21-6

Rabeprazole

Rabeprazole Impurity F

935260-92-7

Sildenafil

Sildenafil Impurity A

1391053-95-4

Sildenafil

Sildenafil Impurity B

1094598-75-0

Sildenafil

Sildenafil Impurity C

139755-91-2

Sildenafil

Sildenafil Impurity E

288-32-4

Sitagliptin

3-Desamino-3,4-dehydro Sitagliptin

1675201-14-5

Sitagliptin

3-Desamino-2,3-dehydro Sitagliptin

1253056-18-6

Sitagliptin

3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine Hydrochloride

762240-92-6

Tadalafil

Tadalafil Impurity A

171596-27-3

Tadalafil

Tadalafil Impurity B

629652-72-8

Tadalafil

Tadalafil Impurity C

171596-28-4

Tadalafil

Tadalafil Impurity D

951661-81-7

Ticagrelor

Ticagrelor Impurity L (Mixture of Diastereomers)

1644461-85-7

Ticagrelor

Ticagrelor Impurity N

1643378-47-5

Ticagrelor

Ticagrelor Impurity M

274693-39-9

Ticagrelor

Ticagrelor Impurity A

NA

Ticagrelor

Ticagrelor Impurity B

NA

Ticagrelor

Ticagrelor Impurity F

1616703-93-5

Ticagrelor

Ticagrelor Impurity G (Ticagrelor Metabolite)

220347-05-7

Trzadone

Trazadone impurity B

62337-66-0

Trzadone

Trazadone impurity C

Trzadone

Trazadone impurity D

1263278-80-3

Trzadone

Trazadone impurity F

39577-43-0