Nalidixic Acid-impurities | Pharmaffiliates

nalidixic acid and its Impurities

Nalidixic acid is an antibacterial. It is the first of the synthetic quinolone antibiotics, It works by killing sensitive bacteria in the urinary tract by stopping the production of essential proteins needed by the bacteria to survive. Reference standards of Nalidixic Acid API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 8 results for nalidixic acid Impurities
PA STI 066740

Nalidixic Acid-d5

Nalidixic Acid-d5


  • Catalogue No.:PA STI 066740

  • CAS :

    1189467-36-4

  • Molecular Formula : C12H7D5N2O3

  • Molecular Weight : 237.27

PA 14 98000

Nalidixic Acid - API Standards

Nalidixic Acid


  • Catalogue No.:PA 14 98000

  • CAS :

    389-08-2

  • Molecular Formula : C12H12N2O3

  • Molecular Weight : 232.24

PA EPN0050000

Nalidixic acid (N0050000)

Nalidixic acid (N0050000)


  • Catalogue No.:PA EPN0050000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001792

Nalidixic acid impurity C (Y0001792)

Nalidixic acid impurity C (Y0001792)


  • Catalogue No.:PA EPY0001792

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1451000

Nalidixic Acid (1451000)

Nalidixic Acid (1451000)


  • Catalogue No.:PA USP1451000

  • CAS :

    389-08-2

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 14 0980030

Nalidixic Acid - Impurity C

Diethyl Ethoxymethylidenemalonate


  • Catalogue No.:PA 14 0980030

  • CAS :

    87-13-8

  • Molecular Formula : C10H16O5

  • Molecular Weight : 216.23

PA 14 0981000

N-[(1-Ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridin-3-yl)carbonyl]-D-aspartic acid

N-[(1-Ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridin-3-yl)carbonyl]-D-aspartic acid


  • Catalogue No.:PA 14 0981000

  • CAS :

    1212087-50-7

  • Molecular Formula : C16H17N3O6

  • Molecular Weight : 347.33

PA 14 0981001

2-Amino-3-(2-oxo-1,2-dihydroquinolin-4-yl)propanoic Acid

2-Amino-3-(2-oxo-1,2-dihydroquinolin-4-yl)propanoic Acid


  • Catalogue No.:PA 14 0981001

  • CAS :

    5162-90-3

  • Molecular Formula : C12H12N2O3

  • Molecular Weight : 232.24