Cloxacillin

Cloxacillin EP Impurity A Cloxacillin Impurity A:

Penicilloic Acid of Cloxacillin ; (4S)-2-[Carboxy[[[3-(2-chlorophenyl)-5-methylisoxazol-4-yl]carbonyl]amino] methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ;  C19H20ClN3O6S ; MW: 453.90 ;
Cloxacillin EP Impurity B Cloxacillin Impurity B :

Penilloic Acid of Cloxacillin ; (2RS,4S)-2-[[[[3-(2-Chlorophenyl)-5-methylisoxazol-4-yl]carbonyl]amino] methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ;  C18H20ClN3O4S ; MW: 409.89 ;
Cloxacillin EP Impurity C Cloxacillin Impurity C :

6-Aminopenicillanic Acid (6-APA) ; (2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid ; CAS : 551-16-6 ; C8H12N2O3S ; MW: 216.26 ;
Cloxacillin EP Impurity D Cloxacillin Impurity D:

3-(2-Chlorophenyl)-5-methylisoxazole-4-carboxylic acid ; CAS : 23598-72-3 ;

C11H8ClNO3 ; MW: 237.64 ;
Cloxacillin EP Impurity E Cloxacillin Impurity E:

6-APA Cloxacillin Amide ; (2S,5R,6R)-6-[[[(2S,5R,6R)-6-[[[3-(2-Chlorophenyl)-5-methylisoxazol-4-yl] carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl] carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid; C27H28ClN5O7S2 ; MW: 634.12 ;
Cloxacillin Sodium

Cloxacillin Sodium :

Sodium (2S,5R,6R)-6-[[[3-(2-chlorophenyl)-5-methylisoxazol-4-yl]carbonyl] amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate monohydrate ; CAS : 7081-44-9 ; C19H19ClN3NaO6S ; MW: 475.88 ;