cefadroxil and its Impurities

Cefadroxil is used to treat a wide variety of bacterial infections. It is a bactericidal antibiotic. Reference standards of Cefadroxil API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 47 results for cefadroxil Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 03 19010

Cefadroxil - Impurity A

4-Hydroxy-D-(-)-2-phenylglycine

  • Catalogue No.:PA 03 19010

  • CAS :

    22818-40-2

  • Molecular Formula : C8H9NO3

  • Molecular Weight : 167.16

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19020

Cefadroxil Monohydrate - Impurity B

(6R,7R)-7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 19020

  • CAS :

    22252-43-3

  • Molecular Formula : C8H10N2O3S

  • Molecular Weight : 214.24

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19040

Cefadroxil - Impurity D

L-Cefadroxil

  • Catalogue No.:PA 03 19040

  • CAS :

    144790-28-3

  • Molecular Formula : C16H17N3O5S

  • Molecular Weight : 363.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19510

Δ2-Cefadroxil

Δ2-Cefadroxil

  • Catalogue No.:PA 03 19510

  • CAS :

    147103-94-4

  • Molecular Formula : C16H17N3O5S

  • Molecular Weight : 363.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19520

Terramide A

Terramide A

  • Catalogue No.:PA 03 19520

  • CAS :

    104187-50-0

  • Molecular Formula : C12H22N2O4

  • Molecular Weight : 258.31

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19530

Terramide B

Terramide B

  • Catalogue No.:PA 03 19530

  • CAS :

    104187-49-7

  • Molecular Formula : C11H20N2O4

  • Molecular Weight : 244.29

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19540

3,6-Di((S)-sec-butyl)-1,4-dihydroxypiperazine-2,5-dione

3,6-Di((S)-sec-butyl)-1,4-dihydroxypiperazine-2,5-dione

  • Catalogue No.:PA 03 19540

  • CAS :

    1264728-35-9

  • Molecular Formula : C12H22N2O4

  • Molecular Weight : 258.31

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19550

(6R,7R)-7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R,7R)-7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 19550

  • CAS :

    NA

  • Molecular Formula : C17H19N3O6S

  • Molecular Weight : 393.41

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088083

Cefadroxil-d4 Monohydrate

Cefadroxil-d4 Monohydrate

  • Catalogue No.:PA STI 088083

  • CAS :

    1426174-38-0

  • Molecular Formula : C16H15D4N3O6S

  • Molecular Weight : 385.43

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Drug Reference Standards & Impurity Synthesis in India
PA USP1097148

Cefadroxil Related Compound D ((6R,7R)-7-[(S)-2-Amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo- (1097148)

Cefadroxil Related Compound D ((6R,7R)-7-[(S)-2-Amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo- (1097148)

  • Catalogue No.:PA USP1097148

  • CAS :

    144790-28-3

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1097192

Cefadroxil Related Compound I ((6R,7R)-7-[(R)-2-amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo- (1097192)

Cefadroxil Related Compound I ((6R,7R)-7-[(R)-2-amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo- (1097192)

  • Catalogue No.:PA USP1097192

  • CAS :

    147103-94-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1097126

Cefadroxil Related Compound B ((6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2 (1097126)

Cefadroxil Related Compound B ((6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2 (1097126)

  • Catalogue No.:PA USP1097126

  • CAS :

    22252-43-3

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1097104

Cefadroxil (1097104)

Cefadroxil (1097104)

  • Catalogue No.:PA USP1097104

  • CAS :

    66592-87-8

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA BP784RB

cefadroxil (784RB)

cefadroxil (784RB)

  • Catalogue No.:PA BP784RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1096994

Cefadroxil System Suitability Mixture (1096994)

Cefadroxil System Suitability Mixture (1096994)

  • Catalogue No.:PA USP1096994

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPC0650000

Cefadroxil (C0650000)

Cefadroxil (C0650000)

  • Catalogue No.:PA EPC0650000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPA0460000

7-Aminodesacetoxycephalosporanic acid (A0460000)

7-Aminodesacetoxycephalosporanic acid (A0460000)

  • Catalogue No.:PA EPA0460000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19030

Cefadroxil - Impurity C

(2R,5RS)-2-[(R)-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]carboxymethyl]-5-methyl-5,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid

  • Catalogue No.:PA 03 19030

  • CAS :

    NA

  • Molecular Formula : C16H19N3O6S

  • Molecular Weight : 381.40

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19050

Cefadroxil - Impurity E

(6RS)-3-(Aminomethylene)-6-(4-hydroxyphenyl)piperazine-2,5-dione

  • Catalogue No.:PA 03 19050

  • CAS :

    147103-93-3

  • Molecular Formula : C11H11N3O3

  • Molecular Weight : 233.23

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19060

Cefadroxil - Impurity F

(6R,7R)-7-[[(2R)-2-[[(2RS)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 19060

  • CAS :

    147103-95-5

  • Molecular Formula : C24H24N4O7S

  • Molecular Weight : 512.54

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19560

Cefadroxil Sulfoxide

Cefadroxil Sulfoxide

  • Catalogue No.:PA 03 19560

  • CAS :

    182290-77-3

  • Molecular Formula : C16H17N3O6S

  • Molecular Weight : 379.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19570

Cefadroxil Dimer

Cefadroxil Dimer

  • Catalogue No.:PA 03 19570

  • CAS :

    2378158-45-1

  • Molecular Formula : C32H32N6O9S2

  • Molecular Weight : 708.76

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19580

O-Ethoxycarbonyl Cefadroxil

O-Ethoxycarbonyl Cefadroxil

  • Catalogue No.:PA 03 19580

  • CAS :

    2378158-44-0

  • Molecular Formula : C19H21N3O7S

  • Molecular Weight : 435.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19590

(6R,7R)-7-((R)-2-((S)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R,7R)-7-((R)-2-((S)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 19590

  • CAS :

    NA

  • Molecular Formula : C24H24N4O7S

  • Molecular Weight : 512.54

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19600

(6R,7R)-7-((S)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid 5-oxide

(6R,7R)-7-((S)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid 5-oxide

  • Catalogue No.:PA 03 19600

  • CAS :

    NA

  • Molecular Formula : C16H17N3O6S

  • Molecular Weight : 379.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19610

(6R,7R)-7-((R)-2-((Ethoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R,7R)-7-((R)-2-((Ethoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 19610

  • CAS :

    NA

  • Molecular Formula : C19H21N3O7S

  • Molecular Weight : 435.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19620

(6R,7R)-7-((Ethoxycarbonyl)amino)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R,7R)-7-((Ethoxycarbonyl)amino)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 19620

  • CAS :

    72820-16-7

  • Molecular Formula : C11H14N2O5S

  • Molecular Weight : 286.3

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19630

3-Ethyl Cefadroxil

3-Ethyl Cefadroxil

  • Catalogue No.:PA 03 19630

  • CAS :

    2243976-70-5

  • Molecular Formula : C17H19N3O5S

  • Molecular Weight : 377.42

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19640

N-Phenylglycyl delta-3 cefadroxil

N-Phenylglycyl delta-3 cefadroxil

  • Catalogue No.:PA 03 19640

  • CAS :

    NA

  • Molecular Formula : C24H24N4O7S

  • Molecular Weight : 512.54

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Drug Reference Standards & Impurity Synthesis in India
PA IPIMP 001 13

7-aminodesacetoxycephalosporanic acid (Cefadroxil Monohydrate Impurity B) (IMP/001/13)

7-aminodesacetoxycephalosporanic acid (Cefadroxil Monohydrate Impurity B) (IMP/001/13)

  • Catalogue No.:PA IPIMP 001 13

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA IPIMP 10 15

Cefadroxil impurity A (IMP/10/15)

Cefadroxil impurity A (IMP/10/15)

  • Catalogue No.:PA IPIMP 10 15

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 58 13

Cefadroxil (IPRS/58/13)-from IPC

Cefadroxil (IPRS/58/13)-from IPC

  • Catalogue No.:PA IPIPRS 58 13

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19650

Cefadroxil R-sulfoxide

Cefadroxil R-sulfoxide

  • Catalogue No.:PA 03 19650

  • CAS :

    NA

  • Molecular Formula : C16H17N3O6S

  • Molecular Weight : 379.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 19660

Cefadroxil S-sulfoxide

Cefadroxil S-sulfoxide

  • Catalogue No.:PA 03 19660

  • CAS :

    NA

  • Molecular Formula : C16H17N3O6S

  • Molecular Weight : 379.39

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 033010

7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PAI 03 033010

  • CAS :

    NA

  • Molecular Formula : C17H17N3O5S

  • Molecular Weight : 375.40

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 033020

(6R,7R)-7-((R)-2-(((Benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(6R,7R)-7-((R)-2-(((Benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

  • Catalogue No.:PAI 03 033020

  • CAS :

    744150-70-7

  • Molecular Formula : C32H29N3O9S

  • Molecular Weight : 631.66

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 033030

Benzyl (6R,7R)-7-((R)-2-((6R,7R)-7-((R)-2-(((benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Benzyl (6R,7R)-7-((R)-2-((6R,7R)-7-((R)-2-(((benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

  • Catalogue No.:PAI 03 033030

  • CAS :

    NA

  • Molecular Formula : C55H50N6O13S2

  • Molecular Weight : 1067.15

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 033040

Benzyl (6R,7R)-7-((R)-2-(4-(benzyloxy)phenyl)-2-(((Z)-4-methoxy-4-oxobut-2-en-2-yl)amino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Benzyl (6R,7R)-7-((R)-2-(4-(benzyloxy)phenyl)-2-(((Z)-4-methoxy-4-oxobut-2-en-2-yl)amino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

  • Catalogue No.:PAI 03 033040

  • CAS :

    NA

  • Molecular Formula : C35H35N3O7S

  • Molecular Weight : 641.74

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 033050

Benzyl (6R,7R)-7-((R)-2-amino-2-(4-(benzyloxy)phenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Benzyl (6R,7R)-7-((R)-2-amino-2-(4-(benzyloxy)phenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

  • Catalogue No.:PAI 03 033050

  • CAS :

    NA

  • Molecular Formula : C30H29N3O5S

  • Molecular Weight : 543.64

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0191000

(6R)-2-Amino-7-(2-amino-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylic Acid 5-oxide

(6R)-2-Amino-7-(2-amino-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylic Acid 5-oxide

  • Catalogue No.:PA 03 0191000

  • CAS :

    NA

  • Molecular Formula : C16H20N4O6S

  • Molecular Weight : 396.42

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0191001

Cefadroxil

Cefadroxil

  • Catalogue No.:PA 03 0191001

  • CAS :

    50370-12-2

  • Molecular Formula : C16H17N3O5S

  • Molecular Weight : 363.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0191002

Cefadroxil and O-ethoxycarbonyl cefadroxil

Cefadroxil and O-ethoxycarbonyl cefadroxil

  • Catalogue No.:PA 03 0191002

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA 03 0191003

2-((2-Amino-2-(4-hydroxyphenyl)acetamido)(carboxy)methyl)-5-methyl-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid

2-((2-Amino-2-(4-hydroxyphenyl)acetamido)(carboxy)methyl)-5-methyl-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid

  • Catalogue No.:PA 03 0191003

  • CAS :

    147103-96-6

  • Molecular Formula : C16H19N3O6S

  • Molecular Weight : 381.4

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Drug Reference Standards & Impurity Synthesis in India
PA STI 089302

Cefadroxil-d4 Trifluoroacetate

Cefadroxil-d4 Trifluoroacetate

  • Catalogue No.:PA STI 089302

  • CAS :

    NA

  • Molecular Formula : C18H14D4F3N3O7S

  • Molecular Weight : 481.44

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Drug Reference Standards & Impurity Synthesis in India
PA IPRSC007

Cefadroxil (IPRSC007)

Cefadroxil (IPRSC007)

  • Catalogue No.:PA IPRSC007

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA IMPC035

Cefadroxil Impurity A (IMPC035)

Cefadroxil Impurity A (IMPC035)

  • Catalogue No.:PA IMPC035

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA 03 0191006

7-(2-(Ethylideneamino)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

7-(2-(Ethylideneamino)-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

  • Catalogue No.:PA 03 0191006

  • CAS :

    NA

  • Molecular Formula : C18H19N3O5S

  • Molecular Weight : 389.43

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