cefprozil monohydrate and its Impurities
Cefprozil Monohydrate is a cephalosporin antibiotic that is commonly employed to treat a variety of bacterial infections, including those of the ear and skin, bronchitis, and others.. Reference standards of Cefprozil Monohydrate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
Cefprozil Monohydrate - Impurity H
(6R,7R)-7-{(R)-2-[(R)-2-Amino-2-(4-hydroxyphenyl)acetamido]-2-(4-hydroxyphenyl)acetamido}-8-oxo-3-[(Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 56 69080
CAS :
NA
Molecular Formula : C26H26N4O7S
Molecular Weight : 538.57
Cefprozil Monohydrate - Impurity M
(6R,7R)-7-[[(2R)-2-Amino-2-[4-[(ethoxycarbonyl)oxy]phenyl]acetyl]amino]-8-oxo-3-[(1Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 56 69130
CAS :
1605314-84-8
Molecular Formula : C21H23N3O7S
Molecular Weight : 461.49
3-(5-Ethyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)-6-(4-hydroxyphenyl)piperazine-2,5-dione
3-(5-Ethyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)-6-(4-hydroxyphenyl)piperazine-2,5-dione
Catalogue No.:PA 56 69540
CAS :
NA
Molecular Formula : C18H19N3O5S
Molecular Weight : 389.43
(R)-2-((6R,7R)-7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((Z)-prop-1-en-1-yl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-2-(4-hydroxyphenyl)acetic Acid
(R)-2-((6R,7R)-7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((Z)-prop-1-en-1-yl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-2-(4-hydroxyphenyl)acetic Acid
Catalogue No.:PA 56 69560
CAS :
NA
Molecular Formula : C26H26N4O7S
Molecular Weight : 538.57
Cefprozil Monohydrate - Impurity E
(6R,7R)-7-[[(2R)-2-Amino-2-[4-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]oxy]phenyl]acetyl]amino]-8-oxo-3-[(1Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 56 0690050
CAS :
NA
Molecular Formula : C26H26N4O7S
Molecular Weight : 538.58
Cefprozil Monohydrate - Impurity J
(6R,7R)-7-[[(2R)-2-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-8-oxo-3-[(1E)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 56 0690100
CAS :
NA
Molecular Formula : C26H26N4O7S
Molecular Weight : 538.58
Cefprozil Monohydrate - Impurity N
(6R,7R)-7-((R)-2-Amino-2-(4-((ethoxycarbonyl)oxy)phenyl)acetamido)-8-oxo-3-((E)-prop-1-en-1-yl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 56 0690140
CAS :
1605314-85-9
Molecular Formula : C21H23N3O7S
Molecular Weight : 461.49
Cefprozil Monohydrate - Impurity K
Mixture of 4 diastereoisomers of (3RS,6RS)-3-[(2R,5R)-5-ethyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]-6-(4-hydroxyphenyl)piperazine-2,5-dione
Catalogue No.:PA 56 0690110
CAS :
NA
Molecular Formula : C18H19N3O5S
Molecular Weight : 389.43
