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Pharmaceutical analytical standards

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

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Results 9,561-9,570 of 59,523

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

Cefmetazole Impurity 26

ImpurityLevels of characterisation
Cat. No.
P-C086-029
Formula
C27H32N10O8S6
Family
Cefmetazole
Synonyms
(2R)-2-[(S)-[[2-(Cyanomethylsulfanyl)acetyl]amino]-methoxymethyl]-3-[(6R,7S)-7-[[2-(cyanomethylsulfanyl)acetyl]amino]-7-methoxy-8-oxo-3-(sulfanylmethyl)-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 27

ImpurityLevels of characterisation
Cat. No.
P-C086-030
Formula
C28H30N10O10S5
Family
Cefmetazole
Synonyms
(6R,7S)-7-[[2-(Cyanomethylsulfanyl)acetyl]amino]-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]oxymethyl]-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Cefmetazole Impurity 28

ImpurityLevels of characterisation
Cat. No.
P-C086-031
Formula
C13H15N3O5S2
Family
Cefmetazole
Synonyms
(6R,7S)-7-[[2-(Cyanomethylsulfanyl)acetyl]amino]-7-methoxy-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Cefmetazole Impurity 29

ImpurityLevels of characterisation
Cat. No.
P-C086-032
Formula
C15H17N7O5S3
Family
Cefmetazole
Synonyms
(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-carboxylic acid

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