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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 11,861-11,870 of 59,523

Cefalexin 7-Epimer

ImpurityLevels of characterisation
Cat. No.
P-C068-014
Formula
C16H17N3O4S
Family
Cefalexin
Synonyms
Cephalexin 7-Epimer, Cephalexin Impurity 25

Cefalexin Dimer

ImpurityLevels of characterisation
Cat. No.
P-C068-016
Formula
C32H32N6O7S2
Family
Cefalexin
Synonyms
Cephalexin Dimer, Cefalexin Impurity 10

Cefalexin Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-C068-012
Formula
C16H19N3O5S
Family
Cefalexin
Synonyms
(2R)-2-[(R)-[[(2R)-2-Amino-2-phenylacetyl]amino]-carboxymethyl]-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid

Cefalexin Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-C068-018
Formula
C16H19N3O5S
Family
Cefalexin
Synonyms
2-[1-Amino-2-[[(R)-carboxy(phenyl)methyl]amino]-2-oxoethyl]-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid

Cefalexin Impurity 6

ImpurityLevels of characterisation
Cat. No.
P-C068-021
Formula
C24H24N4O5S
Family
Cefalexin
Synonyms
(2R)-2-[[(6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carbonyl]amino]-2-phenylacetic acid

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