Cefuroxime-impurities | Pharmaffiliates

cefuroxime and its Impurities

Cefuroxime is sold under the brand name Zinacef among others, is an antibiotic used to treat and prevent a number of bacterial infections.. Reference standards of Cefuroxime API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 53 results for cefuroxime Impurities
PA 03 32000

Cefuroxime - API Standards

Cefuroxime


  • Catalogue No.:PA 03 32000

  • CAS :

    55268-75-2

  • Molecular Formula : C16H16N4O8S

  • Molecular Weight : 424.39

PA 03 32510

Methoxyiminofurylacetic Acid

Methoxyiminofurylacetic Acid


  • Catalogue No.:PA 03 32510

  • CAS :

    65866-86-6

  • Molecular Formula : C7H7NO4

  • Molecular Weight : 169.14

PA 03 32520

Di-alfa-Cefuroxime Ethyl Ether Diastereoisomer-1

Di-alfa-Cefuroxime Ethyl Ether Diastereoisomer-1


  • Catalogue No.:PA 03 32520

  • CAS :

    NA

  • Molecular Formula : C34H34N8O16S2

  • Molecular Weight : 874.81

PA 03 32530

Cephalosporin Lactone Impurity

Cephalosporin Lactone Impurity


  • Catalogue No.:PA 03 32530

  • CAS :

    184696-69-3

  • Molecular Formula : C8H8N2O3S

  • Molecular Weight : 212.23

PA STI 018500

Cefuroxime-d3

Cefuroxime-d3


  • Catalogue No.:PA STI 018500

  • CAS :

    1803240-98-3

  • Molecular Formula : C16H13D3N4O8S

  • Molecular Weight : 427.40

PA STI 018510

Cefuroxime Axetil-d3

Cefuroxime Axetil-d3


  • Catalogue No.:PA STI 018510

  • CAS :

    NA

  • Molecular Formula : C20H19D3N4O10S

  • Molecular Weight : 513.49

PA STI 018520

(E)-Cefuroxime-d3 Axetil

(E)-Cefuroxime-d3 Axetil


  • Catalogue No.:PA STI 018520

  • CAS :

    NA

  • Molecular Formula : C20H19D3N4O10S

  • Molecular Weight : 513.49

PA STI 018530

Cefuroxime Axetil Impurity C-d3

Cefuroxime Axetil Impurity C-d3


  • Catalogue No.:PA STI 018530

  • CAS :

    NA

  • Molecular Formula : C18H12D3Cl3N4O9S

  • Molecular Weight : 560.76

PA STI 027160

Descarbamoyl Cefuroxime-d3

Descarbamoyl Cefuroxime-d3


  • Catalogue No.:PA STI 027160

  • CAS :

    1803241-02-2

  • Molecular Formula : C15H12D3N3O7S

  • Molecular Weight : 384.38

PA STI 059450

(αZ)-α-(Methoxyimino)-N-[(5aR,6R)-1,4,5a,6-tetrahydro-1,7-dioxo-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-2-furanacetamide-d3

(αZ)-α-(Methoxyimino)-N-[(5aR,6R)-1,4,5a,6-tetrahydro-1,7-dioxo-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-2-furanacetamide-d3


  • Catalogue No.:PA STI 059450

  • CAS :

    NA

  • Molecular Formula : C15H10D3N3O6S

  • Molecular Weight : 366.36

cefuroxime axetil (502RB)

cefuroxime axetil (502RB)


  • Catalogue No.:PA BP502RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Cefuroxime Axetil (1098220)

Cefuroxime Axetil (1098220)


  • Catalogue No.:PA USP1098220

  • CAS :

    64544-07-6

  • Molecular Formula : NA

  • Molecular Weight : NA

Cefuroxime Axetil E-isomers (1RS,6R,7R)-1-Acetoxyethyl 3-[(carbamoyloxy)methyl]-7-[(E)-2-(furan-2-y (1098253)

Cefuroxime Axetil E-isomers (1RS,6R,7R)-1-Acetoxyethyl 3-[(carbamoyloxy)methyl]-7-[(E)-2-(furan-2-y (1098253)


  • Catalogue No.:PA USP1098253

  • CAS :

    97232-96-7

  • Molecular Formula : NA

  • Molecular Weight : NA

Cefuroxime axetil (C0694990)

Cefuroxime axetil (C0694990)


  • Catalogue No.:PA EPC0694990

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Cefuroxime Axetil Delta-3-Isomers (1098231)

Cefuroxime Axetil Delta-3-Isomers (1098231)


  • Catalogue No.:PA USP1098231

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Cefuroxime Sodium (1098209)

Cefuroxime Sodium (1098209)


  • Catalogue No.:PA USP1098209

  • CAS :

    56238-63-2

  • Molecular Formula : NA

  • Molecular Weight : NA

cefuroxime sodium (925RB)

cefuroxime sodium (925RB)


  • Catalogue No.:PA BP925RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Cefuroxime sodium (C0695000)

Cefuroxime sodium (C0695000)


  • Catalogue No.:PA EPC0695000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PAI 03 010010

(Z)-3-(Acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(Z)-3-(Acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PAI 03 010010

  • CAS :

    NA

  • Molecular Formula : C17H17N3O8S

  • Molecular Weight : 423.40

PAI 03 010020

(Z)-1-Acetoxyethyl 3-(acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

(Z)-1-Acetoxyethyl 3-(acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate


  • Catalogue No.:PAI 03 010020

  • CAS :

    NA

  • Molecular Formula : C21H23N3O10S

  • Molecular Weight : 509.50

PAI 03 010030

(E)-1-Acetoxyethyl 3-(acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

(E)-1-Acetoxyethyl 3-(acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate


  • Catalogue No.:PAI 03 010030

  • CAS :

    NA

  • Molecular Formula : C21H23N3O10S

  • Molecular Weight : 509.50

PAI 03 010040

(E)-1-Acetoxyethyl 3-((carbamoyloxy)methyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

(E)-1-Acetoxyethyl 3-((carbamoyloxy)methyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate


  • Catalogue No.:PAI 03 010040

  • CAS :

    NA

  • Molecular Formula : C20H22N4O10S

  • Molecular Weight : 510.50

PAI 03 010050

(E)-3-((Carbamoyloxy)methyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(E)-3-((Carbamoyloxy)methyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid


  • Catalogue No.:PAI 03 010050

  • CAS :

    NA

  • Molecular Formula : C16H16N4O8S

  • Molecular Weight : 424.40

PAI 03 010060

(6S,7S)-3-(Hydroxymethyl)-7-((Z)-3-methoxy-2-(methoxyimino)but-3-enamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6S,7S)-3-(Hydroxymethyl)-7-((Z)-3-methoxy-2-(methoxyimino)but-3-enamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PAI 03 010060

  • CAS :

    NA

  • Molecular Formula : C14H17N3O7S

  • Molecular Weight : 371.37

E-isomers (Cefuroxime Axetil Impurity) (IMP/002/13)


  • Catalogue No.:PA IPIMP 002 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

D3-isomers (Cefuroxime Axetil Impurity) (IMP/003/13)


  • Catalogue No.:PA IPIMP 003 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

Cefuroxime Sodium (IPRS/21/13)-from IPC


  • Catalogue No.:PA IPIPRS 21 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

Cefuroxime Axetil (IPRS/24/15)-from IPC


  • Catalogue No.:PA IPIPRS 24 15

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA 03 32540

(6R,7R)-7-((Z)-2-(Furan-2-yl)-2-(methoxyimino)acetamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid

(6R,7R)-7-((Z)-2-(Furan-2-yl)-2-(methoxyimino)acetamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 32540

  • CAS :

    NA

  • Molecular Formula : C15H15N3O7S

  • Molecular Weight : 381.36

PA 03 98510

di(Cefuroxime Ethyl) Ether

di(Cefuroxime Ethyl) Ether


  • Catalogue No.:PA 03 98510

  • CAS :

    1202925-10-7

  • Molecular Formula : C36H38N8O17S2

  • Molecular Weight : 918.86

PA 03 0321000

(R)-5-(Aminomethyl)-2-((R)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid

(R)-5-(Aminomethyl)-2-((R)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid


  • Catalogue No.:PA 03 0321000

  • CAS :

    NA

  • Molecular Formula : C15H18N4O7S

  • Molecular Weight : 398.39

PA 03 0321001

(6R,7R)-7-((E)-2-(Furan-2-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(6R,7R)-7-((E)-2-(Furan-2-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid


  • Catalogue No.:PA 03 0321001

  • CAS :

    75044-85-8

  • Molecular Formula : C15H15N3O6S

  • Molecular Weight : 365.36

PA 03 0321003

(6R,7R)-3-((Carbamoyloxy)methyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid

(6R,7R)-3-((Carbamoyloxy)methyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid


  • Catalogue No.:PA 03 0321003

  • CAS :

    229499-08-5

  • Molecular Formula : C16H16N4O8S

  • Molecular Weight : 424.38

PA 03 0321004

Methyl (6R,7R)-3-((carbamoyloxy)methyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Methyl (6R,7R)-3-((carbamoyloxy)methyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate


  • Catalogue No.:PA 03 0321004

  • CAS :

    1700623-77-3

  • Molecular Formula : C17H18N4O8S

  • Molecular Weight : 438.41

PA 03 0321005

(Z)-2-(Furan-2-yl)-2-(methoxyimino)acetyl chloride

(Z)-2-(Furan-2-yl)-2-(methoxyimino)acetyl chloride


  • Catalogue No.:PA 03 0321005

  • CAS :

    59176-08-8

  • Molecular Formula : C7H6ClNO3

  • Molecular Weight : 187.58

PA 03 0321006

(6R,7S)-7-Amino-3-(hydroxymethyl)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(6R,7S)-7-Amino-3-(hydroxymethyl)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid


  • Catalogue No.:PA 03 0321006

  • CAS :

    183385-06-0

  • Molecular Formula : C9H12N2O4

  • Molecular Weight : 212.21

PA 03 0321007

3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid


  • Catalogue No.:PA 03 0321007

  • CAS :

    108260-00-0

  • Molecular Formula : C10H12N2O5S

  • Molecular Weight : 272.28

PA 03 0321008

7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid


  • Catalogue No.:PA 03 0321008

  • CAS :

    26395-99-3

  • Molecular Formula : C8H10N2O3S

  • Molecular Weight : 214.24

PA 03 0321002

1-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt

1-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt


  • Catalogue No.:PA 03 0321002

  • CAS :

    1225208-43-4

  • Molecular Formula : C29H33ClN8O10S2

  • Molecular Weight : 753.2

PAI 03 010061

(E)-2-(Furan-2-yl)-2-(methoxyimino)acetyl Chloride

(E)-2-(Furan-2-yl)-2-(methoxyimino)acetyl Chloride


  • Catalogue No.:PAI 03 010061

  • CAS :

    2395751-51-4

  • Molecular Formula : C7H6ClNO3

  • Molecular Weight : 187.58

PA 03 0981000

Cefuroxime Axetil Diasteroisomer A

Cefuroxime Axetil Diasteroisomer A


  • Catalogue No.:PA 03 0981000

  • CAS :

    64599-29-7 & 64599-28-6

  • Molecular Formula : C20H22N4O10S

  • Molecular Weight : 510.47

PA 03 0981001

Cefuroxime Axetil Diasteroisomer B

Cefuroxime Axetil Diasteroisomer B


  • Catalogue No.:PA 03 0981001

  • CAS :

    64599-28-6 & 64599-29-7

  • Molecular Formula : C20H22N4O10S

  • Molecular Weight : 510.47

PA 03 0321009

Sodium (R)-2-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetate

Sodium (R)-2-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetate


  • Catalogue No.:PA 03 0321009

  • CAS :

    NA

  • Molecular Formula : C15H14N3NaO7S

  • Molecular Weight : 403.34

PA 03 0321010

Sodium 2-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetate

Sodium 2-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)acetate


  • Catalogue No.:PA 03 0321010

  • CAS :

    NA

  • Molecular Formula : C15H14N3NaO7S

  • Molecular Weight : 403.34

PA 03 0321011

Adipyl-7-ADCA

Adipyl-7-ADCA


  • Catalogue No.:PA 03 0321011

  • CAS :

    80154-48-9

  • Molecular Formula : C14H18N2O6S

  • Molecular Weight : 342.37

PA 03 0321012

Deacetoxycephalosporin C

Deacetoxycephalosporin C


  • Catalogue No.:PA 03 0321012

  • CAS :

    26924-74-3

  • Molecular Formula : C14H19N3O6S

  • Molecular Weight : 357.38

PA 03 0321013

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

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


  • Catalogue No.:PA 03 0321013

  • CAS :

    333772-43-3

  • Molecular Formula : C14H18N2O7S

  • Molecular Weight : 358.37

PA 03 0981002

1-Acetoxyethyl (6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

1-Acetoxyethyl (6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate


  • Catalogue No.:PA 03 0981002

  • CAS :

    NA

  • Molecular Formula : C21H23N3O10S

  • Molecular Weight : 509.49

Cefuroxime Sodium (IPRSC022)

Cefuroxime Sodium (IPRSC022)


  • Catalogue No.:PA IPRSC022

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PAI 03 032001

(6R)-3-(Acetoxymethyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R)-3-(Acetoxymethyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PAI 03 032001

  • CAS :

    NA

  • Molecular Formula : C17H17N3O8S

  • Molecular Weight : 423.4

PAI 03 032002

((6R)-2-((1-Acetoxyethoxy)(hydroxy)methyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl Acetate

((6R)-2-((1-Acetoxyethoxy)(hydroxy)methyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl Acetate


  • Catalogue No.:PAI 03 032002

  • CAS :

    NA

  • Molecular Formula : C21H25N3O10S

  • Molecular Weight : 511.5

PAI 03 032003

((6R,7R)-2-((1-Acetoxyethoxy)(hydroxy)methyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl Acetate

((6R,7R)-2-((1-Acetoxyethoxy)(hydroxy)methyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl Acetate


  • Catalogue No.:PAI 03 032003

  • CAS :

    NA

  • Molecular Formula : C21H25N3O10S

  • Molecular Weight : 511.5

PAI 03 032004

Trimethylsilyl (6R,7R)-3-(acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Trimethylsilyl (6R,7R)-3-(acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate


  • Catalogue No.:PAI 03 032004

  • CAS :

    55633-18-6

  • Molecular Formula : C13H20N2O5SSi

  • Molecular Weight : 344.46