Impurity Reference Standard - Products

Oxacillin

CAT No: CL-OXAC-01 CAS No: 66-79-5 Mol Wt: 401.4 Mol F: C19H19N3O5S Inv Status: Custom Synthesis

Chemical Name: (2S,5R,6R)-3,3-Dimethyl-6-[[(5-methyl-3-phenylisoxazol-4-yl)carbonyl]amino]-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Oxacillin EP Impurity A

CAT No: CL-OXAC-02 CAS No: 551-16-6 Mol Wt: 216.3 Mol F: C8H12N2O3S Inv Status: Custom Synthesis

Chemical Name: (2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Oxacillin EP Impurity B (Disodium salt)

CAT No: CL-OXAC-03 CAS No: NA Mol Wt: 417.4 : 2(23.0) Mol F: C19H19N3O6S : 2(Na) Inv Status: Custom Synthesis

Chemical Name: Disodium (4S)-2-[Carboxy[[(5-methyl-3-phenylisoxazol-4-yl)carbonyl]amino]methyl]-5,5-dimethylthiazolidine-4-carboxylate

Oxacillin EP Impurity C

CAT No: CL-OXAC-04 CAS No: 1136-45-4 Mol Wt: 203.2 Mol F: C11H9NO3 Inv Status: Custom Synthesis

Chemical Name: 5-Methyl-3-phenylisoxazole-4-carboxylic acid

Oxacillin EP Impurity D

CAT No: CL-OXAC-05 CAS No: 1642559-63-4 Mol Wt: 375.4 Mol F: C18H21N3O4S Inv Status: Custom Synthesis

Chemical Name: (2RS,4S)-5,5-Dimethyl-2-[[[(5-methyl-3-phenylisoxazol-4-yl)carbonyl]amino]methyl]thiazolidine-4-carboxylic acid

Oxacillin EP Impurity E

CAT No: CL-OXAC-06 CAS No: 61-72-3 Mol Wt: 435.9 Mol F: C19H18ClN3O5S Inv Status: Custom Synthesis

Chemical Name: (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-carboxylic acid

Oxacillin EP Impurity F

CAT No: CL-OXAC-07 CAS No: 5053-35-0 Mol Wt: 417.5 Mol F: C19H19N3O4S2 Inv Status: Custom Synthesis

Chemical Name: (2R,5R,6R)-3,3-Dimethyl-6-[[(5-methyl-3-phenylisoxazol-4-yl)carbonyl]amino]-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbothioic acid

Oxacillin EP Impurity G

CAT No: CL-OXAC-08 CAS No: 724695-30-1 Mol Wt: 435.9 Mol F: C19H18ClN3O5S Inv Status: Custom Synthesis

Chemical Name: (2S,5R,6R)-6-[[[3-(Chlorophenyl)-5-methylisoxazol-4-yl]carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Oxacillin EP Impurity I

CAT No: CL-OXAC-09 CAS No: NA Mol Wt: 599.7 Mol F: C27H29N5O7S2 Inv Status: Custom Synthesis

Chemical Name: (2S,5R,6R)-6-[[(2S,5R,6R)-3,3-Dimethyl-6-[[(5-methyl-3-phenylisoxazol-4-yl)carbonyl]amino]-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Oxacillin EP Impurity J

CAT No: CL-OXAC-10 CAS No: NA Mol Wt: 617.7 Mol F: C27H31N5O8S2 Inv Status: Custom Synthesis

Chemical Name: (2S,5R,6R)-6-[[(2R)-[(2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl][[(5-methyl-3-phenylisoxazol-4-yl)carbonyl]amino]acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Oxacillin Impurity 1

CAT No: CL-OXAC-11 CAS No: NA Mol Wt: 401.4 Mol F: C19H19N3O5S Inv Status: Custom Synthesis

Chemical Name: (3S,7R)-2,2-Dimethyl-5-(5-methyl-3-phenylisoxazol-4-yl)-2,3,7,7a-tetrahydroimidazo[5,1-b]thiazole-3,7-dicarboxylic acid

Oxacillin Impurity 2

CAT No: CL-OXAC-12 CAS No: NA Mol Wt: 433.5 Mol F: C20H23N3O6S Inv Status: Custom Synthesis

Chemical Name: (4S)-2-(2-Methoxy-1-(5-methyl-3-phenylisoxazole-4-carboxamido)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid

Oxacillin Impurity 3

CAT No: CL-OXAC-13 CAS No: NA Mol Wt: 375.4 Mol F: C18H21N3O4S Inv Status: Custom Synthesis

Chemical Name: (2S,4S)-5,5-dimethyl-2-((5-methyl-3-phenylisoxazole-4-carboxamido)methyl)thiazolidine-4-carboxylic acid

Type:Impurity Reference Standard

API NAME:Oxacillin

Total Products: 13

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