pyridostigmine bromide and its Impurities

Pyridostigmine is used for treating skeletal muscle weekness caused due to long-term neuromuscular disease(Myasthenia gravis). It is an is an acetylcholinesterase inhibitor in the cholinergic family of medications.Used in combintion with atropine.Reference standards of Pyridostigmine Bromide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 6 results for pyridostigmine bromide Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 43 47000

Pyridostigmine Bromide

Pyridostigmine Bromide


  • Catalogue No.:PA 43 47000

  • CAS :

    101-26-8

  • Molecular Formula : C9H13BrN2O2

  • Molecular Weight : 261.12

Drug Reference Standards & Impurity Synthesis in India
PA 43 47010

Pyridostigmine - Impurity A

Pyridin-3-yl dimethylcarbamate


  • Catalogue No.:PA 43 47010

  • CAS :

    51581-32-9

  • Molecular Formula : C8H10N2O2

  • Molecular Weight : 166.18

Drug Reference Standards & Impurity Synthesis in India
PA 43 47020

Pyridostigmine Bromide - Impurity B

3-Hydroxy-1-methylpyridinium Bromide


  • Catalogue No.:PA 43 47020

  • CAS :

    31034-86-3

  • Molecular Formula : C6H8BrNO

  • Molecular Weight : 190.04

Drug Reference Standards & Impurity Synthesis in India
PA 43 0471000

Pyridostigmine Chloro Impurity

Pyridostigmine Chloro Impurity


  • Catalogue No.:PA 43 0471000

  • CAS :

    NA

  • Molecular Formula : C9H12BrClN2O2

  • Molecular Weight : 295.56

Drug Reference Standards & Impurity Synthesis in India
PA 43 0471001

Pyridostigmine Ethyl-methyl Impurity

Pyridostigmine Ethyl-methyl Impurity


  • Catalogue No.:PA 43 0471001

  • CAS :

    NA

  • Molecular Formula : C10H15BrN2O2

  • Molecular Weight : 275.15

Drug Reference Standards & Impurity Synthesis in India
PA 43 0471002

Pyridostigmine Diethyl Impurity

Pyridostigmine Diethyl Impurity


  • Catalogue No.:PA 43 0471002

  • CAS :

    67465-54-7

  • Molecular Formula : C11H17BrN2O2

  • Molecular Weight : 289.17

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