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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 27,771-27,780 of 36,550

Cimetidine Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-C165-025
CAS
24771-25-3
Formula
C4H6N2O2
Family
Cimetidine
Synonyms
Carbonimidic acid, N-cyano-, dimethyl ester, dimethoxymethylidenecyanamide

Cimetidine Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-C165-026
CAS
208447-53-4
Formula
C11H20N8S2
Family
Cimetidine
Synonyms
1-Cyano-3-[2-[2-[(N-cyano-N'-methylcarbamimidoyl)amino]ethylsulfanylmethylsulfanyl]ethyl]-2-methylguanidine, Cimetidine Impurity T

Cimetidine Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-C165-024
CAS
75850-09-8
Formula
C11H17N5OS
Family
Cimetidine
Synonyms
3-Cyano-2-ethyl-1-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulphanyl]ethyl]isourea, Ethyl N-cyano-N'-(2-((5-methyl-1H-imidazol-4-yl)methylsulfanyl)ethyl)carbamimidate

Cimetidine Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-C165-028
CAS
182685-55-8
Formula
C16H26N10S2
Family
Cimetidine
Synonyms
1-Cyano-3-[2-[[2-[2-[(N-cyano-N'-methylcarbamimidoyl)amino]ethylsulfanylmethyl]-5-methyl-1H-imidazol-4-yl]methylsulfanyl]ethyl]-2-methylguanidine

Cimetidine Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-C165-010
CAS
1609-06-9
Formula
C4H8N4
Family
Cimetidine
Synonyms
1,1-Dimethyl-3-cyanoguanidine, 1-Cyano-3,3-dimethylguanidine

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