Vitamin E-impurities | Pharmaffiliates

vitamin e and its Impurities

Vitamin E is used to treat or prevent vitamin E deficiency. People with certain diseases may need extra vitamin E. It acts as an antioxidant, protecting cell membranes from oxidative damage1.Reference standards of Vitamin E API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 8 results for vitamin e Impurities
PA 22 41000

Vitamin E - API Standards

Vitamin E


  • Catalogue No.:PA 22 41000

  • CAS :

    10191-41-0

  • Molecular Formula : C29H50O2

  • Molecular Weight : 430.71

PA 22 41010

Vitamin E - Impurity A

2,3,4,6,7-Pentamethyl-2-(4,8,12-trimethyltridecyl)-2,3-dihydrobenzofuran-5-ol


  • Catalogue No.:PA 22 41010

  • CAS :

    185672-33-7

  • Molecular Formula : C29H50O2

  • Molecular Weight : 430.71

PA 22 41020

Vitamin E - Impurity B

all-rac-cis-2,3,4,6,7-Pentamethyl-2-(4,8,12-trimethyltridecyl)-2,3-dihydrobenzofuran-5-ol


  • Catalogue No.:PA 22 41020

  • CAS :

    NA

  • Molecular Formula : C29H50O2

  • Molecular Weight : 430.71

PA 22 41030

Vitamin E - Impurity C

(E)-4-Methoxy-2,3,6-trimethyl-5-(3,7,11,15-tetramethylhexadec-2-en-1-yl)phenol


  • Catalogue No.:PA 22 41030

  • CAS :

    NA

  • Molecular Formula : C30H52O2

  • Molecular Weight : 444.73

PA 22 41040

Vitamin E - Impurity D

(12E,14E,18E)-2,6,10,14,19,23,27,31-Octamethyldotriaconta-12,14,18-triene


  • Catalogue No.:PA 22 41040

  • CAS :

    NA

  • Molecular Formula : C40H76

  • Molecular Weight : 557.03

PA 22 41510

2-Methyl-2-(4,8,12-trimethyltridecyl)chroman-6-ol

2-Methyl-2-(4,8,12-trimethyltridecyl)chroman-6-ol


  • Catalogue No.:PA 22 41510

  • CAS :

    119-98-2

  • Molecular Formula : C26H44O2

  • Molecular Weight : 388.64

PA 22 41520

4-Methoxy-2,3,6-trimethyl-5-(3,7,11,15-tetramethylhexadec-2-en-1-yl)phenyl Acetate

4-Methoxy-2,3,6-trimethyl-5-(3,7,11,15-tetramethylhexadec-2-en-1-yl)phenyl Acetate


  • Catalogue No.:PA 22 41520

  • CAS :

    37570-32-4

  • Molecular Formula : C32H54O3

  • Molecular Weight : 486.78

PA 22 0411000

Vitamin E (Mixed Tocopherols)

Vitamin E (Mixed Tocopherols)


  • Catalogue No.:PA 22 0411000

  • CAS :

    1406-18-4

  • Molecular Formula : NA

  • Molecular Weight : NA