Impurities

Impurities are undesirable chemical components that remain in the active pharmaceutical ingredient during formulation. Impurities may reduce a product's efficacy.

Clopidogrel Hydrogen Sulfate

Clopidogrel Hydrogen Sulfate

CAS Number

120202-66-6

1251822-13-5

5-(1-(2-Chlorophenyl)-2-methoxy-2-oxoethyl)thieno[3,2-c]pyridin-5-ium bromide

CAS Number

1251822-13-5

2-(Thiophen-3-yl)ethyl 4-methylbenzenesulfonate

2-(Thiophen-3-yl)ethyl 4-methylbenzenesulfonate

CAS Number

40412-09-7

C15H15ClN2O3S

Methyl (S)-2-(2-chlorophenyl)-2-(nitroso(2-(thiophen-2-yl)ethyl)amino)Acetate

CAS Number

NA

1421283-60-4

Clopidogrel Hydrogen Sulfate - Impurity D

CAS Number

1421283-60-4

90055-68-8

Clopidogrel Hydrochloride Impurity - E

CAS Number

90055-68-8

Clopidogrel - Impurity F

Clopidogrel Impurity - F

CAS Number

141109-19-5

Alternate CAS Number

402746-54-7(Sulphate Salt)

61285-69-6

(E)-2,6,8-Trimethylnon-5-en-4-one

CAS Number

61285-69-6

86169-24-6

D-(+)-(2-Chlorophenyl)glycine

CAS Number

86169-24-6

1319197-71-1

5-((S)-1-(2-Chlorophenyl)-2-methoxy-2-oxoethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine 5-oxide

CAS Number

1319197-71-1

2460755-43-3

Clopidogrel Nitroso Impurity

CAS Number

2460755-43-3

Nitrosamine Impurities

C55H64N4O6

Lercanidipine Dimer Impurity

CAS Number

NA

Lercanidipine hydrochloride

185197-71-1

(S)-Lercanidipine HCl

CAS Number

185197-71-1

Lercanidipine hydrochloride

185197-70-0

(R)-Lercanidipine HCl

CAS Number

185197-70-0

Lercanidipine hydrochloride

2809397-49-5

N-Alkyl Lercanidipine

CAS Number

2809397-49-5

Lercanidipine hydrochloride

88712-56-5

Lercanidipine Impurity - 29

CAS Number

88712-56-5

Lercanidipine hydrochloride

76093-33-9

Lercanidipine Impurity - 24

CAS Number

76093-33-9

Lercanidipine hydrochloride

166808-97-5

Lercanidipine Impurity - 23

CAS Number

166808-97-5

Lercanidipine hydrochloride

C36H39N3O6.HCl

Lercanidipine Impurity 30 Hydrochloride

CAS Number

NA

Lercanidipine hydrochloride

C36H40N4O7

N-Desmethyl N-Nitroso Lercanidipine Impurity 2

CAS Number

NA

Lercanidipine hydrochloride

Nitrosamine Impurities

936491-32-6

2-chloro-N-(3,3-diphenylpropyl)-N,2-dimethylpropan-1-amine

CAS Number

936491-32-6

Lercanidipine hydrochloride

855592-30-2

Lercanidipine Acid

CAS Number

855592-30-2

Lercanidipine hydrochloride

21881-77-6

Lercanidipine Dimethyl Ester Impurity

CAS Number

21881-77-6

Lercanidipine hydrochloride

77888-05-2

Lercanidipine Dipropyl Ester Impurity

CAS Number

77888-05-2

Lercanidipine hydrochloride

39562-70-4

Lercanidipine EP Impurity B

CAS Number

39562-70-4

Lercanidipine hydrochloride

887769-34-8

Lercanidipine EP Impurity - C

CAS Number

887769-34-8

Lercanidipine hydrochloride

39562-18-0

Lercanidipine Impurity 17

CAS Number

39562-18-0

Lercanidipine hydrochloride

735250-61-0

Lercanidipine Impurity 18

CAS Number

735250-61-0

Lercanidipine hydrochloride

348607-76-1

Lercanidipine Impurity 27

CAS Number

348607-76-1

Lercanidipine hydrochloride

28075-29-8

Lercanidipine Impurity 5

CAS Number

28075-29-8

Lercanidipine hydrochloride

1824709-19-4

Lercanidipine Impurity - 21

CAS Number

1824709-19-4

Lercanidipine hydrochloride

4073-52-3

Lercanidipine Impurity - 19

CAS Number

4073-52-3

Lercanidipine hydrochloride

4646-55-3

Lercanidipine Impurity - 11

CAS Number

4646-55-3

Lercanidipine hydrochloride

1797124-83-4

Lercanidipine Impurity - C

CAS Number

1797124-83-4

Lercanidipine hydrochloride

320750-11-6

Lercanidipine Impurity - 8

CAS Number

320750-11-6

Lercanidipine hydrochloride

1119226-97-9

Lercanidipine Impurity - B

CAS Number

1119226-97-9

Lercanidipine hydrochloride

39562-16-8

Ethyl 3-Nitrobenzylideneacetoacetate

CAS Number

39562-16-8

Lercanidipine hydrochloride

20017-67-8

3,3-Diphenyl-1-Propanol

CAS Number

20017-67-8

Lercanidipine hydrochloride

2286-54-6

3,3-Diphenylpropanenitrile

CAS Number

2286-54-6

Lercanidipine hydrochloride

5586-73-2

3,3-Diphenylpropylamine

CAS Number

5586-73-2

Lercanidipine hydrochloride

6-Hydroxy Levonorgestrel

6-Hydroxy Levonorgestrel

CAS Number

1458616-80-2

Levonorgestrel EP Impurity A

Levonorgestrel EP Impurity A

CAS Number

1260525-53-8

Levonorgestrel EP Impurity B

Levonorgestrel EP Impurity B

CAS Number

19914-67-1

Tetranaphthol Methyl Ester

Tetranaphthol Methyl Ester

CAS Number

1730-48-9

Tetralone

Tetralone

CAS Number

1078-19-9

Butamirate N-Oxide

Butamirate N-Oxide

CAS Number

NA

Butamirate Impurity A

Butamirate Impurity A

CAS Number

140-82-9

Alternate CAS Number

NA

Butetamate

Butetamate

CAS Number

14007-64-8

Alternate CAS Number

NA