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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 7,481-7,490 of 36,550

Cefmetazole Impurity 19

ImpurityLevels of characterisation
Cat. No.
P-C086-022
Formula
C13H16N6O5S3
Family
Cefmetazole
Synonyms
(6R,7S)-7-Methoxy-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-7-[(2-sulfanylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Cefmetazole Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-C086-005
Formula
C13H14N6O5S2
Family
Cefmetazole
Synonyms
N-[(4S,5R)-4-Methoxy-3,11-dioxo-10-oxa-6-thia-2-azatricyclo[6.3.0.02,5]undec-1(8)-en-4-yl]-2-(1-methyltetrazol-5-yl)sulfanylacetamide

Cefmetazole Impurity 22

ImpurityLevels of characterisation
Cat. No.
P-C086-025
Formula
C28H27N7O5S3
Family
Cefmetazole
Synonyms
Benzhydryl (6R,7R)-7-[[2-(cyanomethylsulfanyl)acetyl]amino]-7-methoxy-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Cefmetazole Impurity 23

ImpurityLevels of characterisation
Cat. No.
P-C086-026
Formula
C30H34N14O10S6
Family
Cefmetazole
Synonyms
(2R)-2-[(S)-Carboxy-[[2-(cyanomethylsulfanyl)acetyl]amino]-methoxymethyl]-3-[(6R,7S)-7-[[2-(cyanomethylsulfanyl)acetyl]amino]-7-methoxy-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carbonyl]-5-[(1-methyltetrazol-5-yl)sulfanylmethyl]-2,6-dihydro-1,3-thiazine-4-carboxylic acid

Cefmetazole Impurity 24

ImpurityLevels of characterisation
Cat. No.
P-C086-027
Formula
C29H34N14O8S6
Family
Cefmetazole
Synonyms
(2R)-2-[(S)-[[2-(Cyanomethylsulfanyl)acetyl]amino]-methoxymethyl]-3-[(6R,7S)-7-[[2-(cyanomethylsulfanyl)acetyl]amino]-7-methoxy-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carbonyl]-5-[(1-methyltetrazol-5-yl)sulfanylmethyl]-2,6-dihydro-1,3-thiazine-4-carboxylic acid

Cefmetazole Impurity 25

ImpurityLevels of characterisation
Cat. No.
P-C086-028
Formula
C15H19N7O6S3
Family
Cefmetazole
Synonyms
(2R)-2-[(R)-Carboxy-[[2-(cyanomethylsulfanyl)acetyl]amino]-methoxymethyl]-5-[(1-methyltetrazol-5-yl)sulfanylmethyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid

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