Cefdinir, also known as Omnicef. It is sold under the brand name Omnicef among others, is an antibiotic used to treat pneumonia, otitis media, strep throat, and cellulitis.. Reference standards of Cefdinir API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
Ethyl (E)-2-(2-(tritylamino)thiazol-4-yl)-2-((trityloxy)imino)acetate
Catalogue No.:PAI 03 030257
CAS :
Molecular Formula : C45H37N3O3S
Molecular Weight : 699.87
Ethyl 2-(2-((tert-butoxycarbonyl)amino)thiazol-5-yl)-2-oxoacetate
Catalogue No.:PAI 03 030258
Molecular Formula : C12H16N2O5S
Molecular Weight : 300.33
2-(2-((tert-Butoxycarbonyl)amino)thiazol-5-yl)-2-oxoacetic acid
Catalogue No.:PAI 03 030259
Molecular Formula : C10H12N2O5S
Molecular Weight : 272.28
(E)-(Isobutyl carbonic) (E)-2-(2-(tritylamino)thiazol-4-yl)-2-((trityloxy)imino)acetic Anhydride
Catalogue No.:PAI 03 030260
Molecular Formula : C48H41N3O5S
Molecular Weight : 771.93
(Z)-2-(2-((4-Methoxy-4-oxobut-2-en-2-yl)amino)thiazol-4-yl)acetic Acid
Catalogue No.:PAI 03 030261
Molecular Formula : C10H12N2O4S
Molecular Weight : 256.28
Trimethylsilyl (6R,7R)-7-amino-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Catalogue No.:PAI 03 030262
Molecular Formula : C12H18N2O3SSi
Molecular Weight : 298.43
4-((tert-Butyldimethylsilyl)oxy)isoxazole-3-carboxylic Acid
Catalogue No.:PAI 03 030263
Molecular Formula : C10H17NO4Si
Molecular Weight : 243.33
4-((tert-Butyldimethylsilyl)oxy)isoxazole-3-carboxylic (ethyl carbonic) Anhydride
Catalogue No.:PAI 03 030264
Molecular Formula : C13H21NO6Si
Molecular Weight : 315.4
4-((tert-Butyldimethylsilyl)oxy)isoxazole-3-carbonyl Chloride
Catalogue No.:PAI 03 030265
Molecular Formula : C10H16ClNO3Si
Molecular Weight : 261.78
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