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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 48,011-48,020 of 59,523

Cimetidine EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C165-003
CAS
52378-40-2
Formula
C10H15N5S2
Family
Cimetidine
Synonyms
Methyl N'-cyano-N-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)carbamimidothioate, Cimetidine impurity A

Cimetidine EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C165-004
CAS
138035-55-9
Formula
C10H15N5OS
Family
Cimetidine
Synonyms
Methyl N'-cyano-N-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)carbamimidate, Cimetidine Impurity 13

Cimetidine EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C165-006
CAS
77076-18-7
Formula
C10H18N6OS
Family
Cimetidine
Synonyms
Guanylurea cimetidine, Urea, ((methylamino)((2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)amino)methylene)-

Cimetidine EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C165-008
CAS
54237-72-8
Formula
C10H16N6OS
Family
Cimetidine
Synonyms
Cimetidine Sulphoxide, Cimetidine sulfoxide

Cimetidine EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C165-011
CAS
31857-31-5
Formula
C4H8N4
Family
Cimetidine
Synonyms
2-Cyano-1,3-dimethylguanidine, 1,3-Dimethyl-2-cyanoguanidine

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