Impurities

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

Citalopram Hydrobromide - Impurity D (Hydrochloride Salt)

CAS Number

97743-99-2

Alternate CAS Number

62498-67-3(Freebase);1188264-72-3(HBr Salt);97743-99-2(HCl Salt);62498-68-4(oxalate salt)

Citalopram

Citalopram USP Related Compound - F

CAS Number

55011-89-7

Citalopram

1-(3-(Dimethylamino)propyl)-1-phenyl-1,3-dihydroisobenzofuran-5-carbonitrile

CAS Number

1026009-77-7;1093072-86-6(Escitalopram - Impurity L (Oxalate Salt));

Citalopram

Fluorobenzene

CAS Number

462-06-6

Citalopram

Citalopram Diol-Desfluoro Impurity

CAS Number

1187671-15-3; 1187582-64-4 (HBr salt)

Citalopram

Citalopram Addition Product

CAS Number

717133-25-0

Citalopram

Citalopram Carboxylic Acid

CAS Number

440121-09-5

Citalopram

Citalopram Oxalate

CAS Number

207559-01-1

Citalopram

Citalopram Hydrobromide - Impurity G (Freebase)

CAS Number

1329745-98-3(Freebase)

Alternate CAS Number

2575516-42-4(Salt)

Citalopram

(S)-N-Didesmethyl Citalopram Oxalate

CAS Number

166037-78-1 (Freebase)

Citalopram

Clopidogrel Related Compound-C

CAS Number

120202-69-9

Alternate CAS Number

120202-71-3(Salt)

Clopidogrel

Clopidogrel Acid N-Oxide

CAS Number

1319197-73-3

Clopidogrel

Clopidogrel Amide

CAS Number

444728-13-6

Clopidogrel

Clopidogrel - API Standards

CAS Number

113665-84-2

Clopidogrel

Clopidogrel Camphorsulfonate - API Standards

CAS Number

120202-68-8

Clopidogrel

Clopidogrel Hydrogen Sulfate

CAS Number

120202-66-6

Clopidogrel

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

CAS Number

1251822-13-5

Clopidogrel

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

CAS Number

40412-09-7

Clopidogrel

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

CAS Number

Clopidogrel

Clopidogrel Hydrogen Sulfate - Impurity D

CAS Number

1421283-60-4

Clopidogrel

Clopidogrel Hydrochloride Impurity - E

CAS Number

90055-68-8

Clopidogrel

Clopidogrel Impurity - F

CAS Number

141109-19-5

Alternate CAS Number

402746-54-7(Sulphate Salt)

Clopidogrel

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

CAS Number

61285-69-6

Clopidogrel

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

CAS Number

86169-24-6

Clopidogrel

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

Clopidogrel

Clopidogrel Nitroso Impurity

CAS Number

2460755-43-3

Clopidogrel

Nitrosamine Impurities

Lercanidipine Dimer Impurity

CAS Number

Lercanidipine hydrochloride

(S)-Lercanidipine HCl

CAS Number

185197-71-1

Lercanidipine hydrochloride

(R)-Lercanidipine HCl

CAS Number

185197-70-0

Lercanidipine hydrochloride

N-Alkyl Lercanidipine

CAS Number

2809397-49-5

Lercanidipine hydrochloride

Lercanidipine Impurity - 29

CAS Number

88712-56-5

Lercanidipine hydrochloride

Lercanidipine Impurity - 24

CAS Number

76093-33-9

Lercanidipine hydrochloride

Lercanidipine Impurity - 23

CAS Number

166808-97-5

Lercanidipine hydrochloride

Lercanidipine Impurity 30 Hydrochloride

CAS Number

Lercanidipine hydrochloride

N-Desmethyl N-Nitroso Lercanidipine Impurity 2

CAS Number

Lercanidipine hydrochloride

Nitrosamine Impurities

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

CAS Number

936491-32-6

Lercanidipine hydrochloride

Lercanidipine Acid

CAS Number

855592-30-2

Lercanidipine hydrochloride

Lercanidipine Dimethyl Ester Impurity

CAS Number

21881-77-6

Lercanidipine hydrochloride

Lercanidipine Dipropyl Ester Impurity

CAS Number

77888-05-2

Lercanidipine hydrochloride

Lercanidipine EP Impurity B

CAS Number

39562-70-4

Lercanidipine hydrochloride

Lercanidipine EP Impurity - C

CAS Number

887769-34-8

Lercanidipine hydrochloride

Lercanidipine Impurity 17

CAS Number

39562-18-0

Lercanidipine hydrochloride

Lercanidipine Impurity 18

CAS Number

735250-61-0

Lercanidipine hydrochloride

Lercanidipine Impurity 27

CAS Number

348607-76-1

Lercanidipine hydrochloride

Lercanidipine Impurity 5

CAS Number

28075-29-8

Lercanidipine hydrochloride

Lercanidipine Impurity - 21

CAS Number

1824709-19-4

Lercanidipine hydrochloride

Lercanidipine Impurity - 19

CAS Number

4073-52-3

Lercanidipine hydrochloride

Lercanidipine Impurity - 11

CAS Number

4646-55-3

Lercanidipine hydrochloride

Impurities

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