Methyl Parahydroxybenzoate-impurities | Pharmaffiliates

methyl parahydroxybenzoate and its Impurities

Also known as methyl paraben, which is a methyl ester of p-hydroxybenzoic acid. It is used as an anti-fungul agent in several cosmetics and as a food preservative. It also occurs naturallyin some animals and plants and shows toxic effects in higher doses. Reference standards of Methyl Parahydroxybenzoate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 7 results for methyl parahydroxybenzoate Impurities
PA 13 31000

Methyl Parahydroxybenzoate - API Standards

Methyl Parahydroxybenzoate


  • Catalogue No.:PA 13 31000

  • CAS :

    99-76-3

  • Molecular Formula : C8H8O3

  • Molecular Weight : 152.15

PA 13 31010

Methyl Parahydroxybenzoate - Impurity A

4-Hydroxybenzoic Acid


  • Catalogue No.:PA 13 31010

  • CAS :

    99-96-7

  • Molecular Formula : C7H6O3

  • Molecular Weight : 138.12

PA 13 31020

Methyl Parahydroxybenzoate - Impurity B

Ethyl 4-Hydroxybenzoate


  • Catalogue No.:PA 13 31020

  • CAS :

    120-47-8

  • Molecular Formula : C9H10O3

  • Molecular Weight : 166.17

PA 13 31030

Methyl Parahydroxybenzoate - Impurity C

Propyl 4-Hydroxybenzoate


  • Catalogue No.:PA 13 31030

  • CAS :

    94-13-3

  • Molecular Formula : C10H12O3

  • Molecular Weight : 180.20

PA 13 31040

Methyl Parahydroxybenzoate - Impurity D

Butyl 4-Hydroxybenzoate


  • Catalogue No.:PA 13 31040

  • CAS :

    94-26-8

  • Molecular Formula : C11H14O3

  • Molecular Weight : 194.23

PA 13 31510

Sodium Methyl Parahydroxybenzoate

Sodium Methyl Parahydroxybenzoate


  • Catalogue No.:PA 13 31510

  • CAS :

    5026-62-0

  • Molecular Formula : C8H7NaO3

  • Molecular Weight : 174.13

PA JP0150

Methyl Parahydroxybenzoate (JP 0150)

Methyl Parahydroxybenzoate (JP 0150)


  • Catalogue No.:PA JP0150

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA