cefprozil and its Impurities
Cefprozil is a second-generation cephalosporin antibiotic. It can be used to treat ear infections, skin infections, and other bacterial infections.. Reference standards of Cefprozil API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below


Cefprozil Related Compound H ((6R,7R)-7-{(R)-2-[(R)-2-amino-2-(4-hydroxyphenyl)acetamido]-2-(4-hydr (1098016)
Cefprozil Related Compound H ((6R,7R)-7-{(R)-2-[(R)-2-amino-2-(4-hydroxyphenyl)acetamido]-2-(4-hydr (1098016)
Catalogue No.:PA USP1098016
CAS :
NA
Molecular Formula : NA
Molecular Weight : NA


Cefprozil Related Compound K (3-(5-ethyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)- (1098038)
Cefprozil Related Compound K (3-(5-ethyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)- (1098038)
Catalogue No.:PA USP1098038
CAS :
NA
Molecular Formula : NA
Molecular Weight : NA


Cefprozil Related Compound D ((6R,7R)-7-amino-8-oxo-3-[(Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]o (1097986)
Cefprozil Related Compound D ((6R,7R)-7-amino-8-oxo-3-[(Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]o (1097986)
Catalogue No.:PA USP1097986
CAS :
106447-44-3
Molecular Formula : NA
Molecular Weight : NA


Cefprozil L-Epimer ((6R,7R)-7-[(S)-2-amino-2-(4-hydroxyphenyl)acetamido]-8-oxo-3-[(Z)-prop-1-enyl]- (1097997)
Cefprozil L-Epimer ((6R,7R)-7-[(S)-2-amino-2-(4-hydroxyphenyl)acetamido]-8-oxo-3-[(Z)-prop-1-enyl]- (1097997)
Catalogue No.:PA USP1097997
CAS :
110764-35-7
Molecular Formula : NA
Molecular Weight : NA


(6R,7R)-7-Amino-8-oxo-3-((Z)-prop-1-en-1-yl)-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid
(6R,7R)-7-Amino-8-oxo-3-((Z)-prop-1-en-1-yl)-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid
Catalogue No.:PA 03 0911002
CAS :
132313-55-4
Molecular Formula : C10H12N2O3S
Molecular Weight : 240.28