Estradiol-Valerate-Impurities | Pharmaffiliates

estradiol valerate and its Impurities

A 17β-valerate ester of estradiol, it is a prodrug of Estradiol.It is used as a main component of hormonal contraceptive and as a hormone replacement therapy. This natural steroid is bioidentical form of Estradiol. Reference standards of Estradiol Valerate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 11 results for estradiol valerate Impurities
PA 05 20000

Estradiol Valerate - API

Estradiol Valerate


  • Catalogue No.:PA 05 20000

  • CAS :

    979-32-8

  • Molecular Formula : C23H32O3

  • Molecular Weight : 356.50

PA 05 20010

Estradiol Valerate - Impurity A

Estradiol Hemihydrate


  • Catalogue No.:PA 05 20010

  • CAS :

    35380-71-3

  • Molecular Formula : C18H24O2·0.5H2O

  • Molecular Weight : 281.39

PA 05 20030

Estradiol Valerate - Impurity C

∆9,11-Dehydro-17β-estradiol 17-Valerate


  • Catalogue No.:PA 05 20030

  • CAS :

    95959-20-9

  • Molecular Formula : C23H30O3

  • Molecular Weight : 354.48

PA 05 20050

Estradiol Valerate - Impurity E

Estradiol 3,17-Divalerate


  • Catalogue No.:PA 05 20050

  • CAS :

    63042-28-4

  • Molecular Formula : C28H40O4

  • Molecular Weight : 440.61

PA 05 20060

Estradiol Valerate - Impurity F

Estradiol Butyrate


  • Catalogue No.:PA 05 20060

  • CAS :

    18069-79-9

  • Molecular Formula : C22H30O3

  • Molecular Weight : 342.47

PA 05 20510

Estradiol Valerate - Impurity B

Estradiol 3-Valerate


  • Catalogue No.:PA 05 20510

  • CAS :

    21881-45-8

  • Molecular Formula : C23H32O3

  • Molecular Weight : 356.50

PA 05 20040

Estradiol Valerate - Impurity D

3-Hydroxy-4-methylestra-1,3,5(10)-trien-17β-yl pentanoate


  • Catalogue No.:PA 05 20040

  • CAS :

    1359847-37-2

  • Molecular Formula : C24H34O3

  • Molecular Weight : 370.53

PA 05 20070

Estradiol Valerate - Impurity G

3-Hydroxyestra-1,3,5(10),6-tetraen-17β-yl Pentanoate


  • Catalogue No.:PA 05 20070

  • CAS :

    1313382-25-0

  • Molecular Formula : C23H30O3

  • Molecular Weight : 354.49

PA 05 20080

Estradiol Valerate - Impurity H

3-Hydroxy-2-pentanoylestra-1,3,5(10)-trien-17β-yl Pentanoate


  • Catalogue No.:PA 05 20080

  • CAS :

    1421283-56-8

  • Molecular Formula : C28H40O4

  • Molecular Weight : 440.62

PA 05 20100

Estradiol Valerate - Impurity J

3-Methoxyestra-1,3,5(10)-trien-17β-yl Pentanoate


  • Catalogue No.:PA 05 20100

  • CAS :

    NA

  • Molecular Formula : C24H34O3

  • Molecular Weight : 370.53

PA 05 0200090

Estradiol Valerate - Impurity I

(1S,3aS,3bR,10aR,10bS,13S,13aS,15aS,18bS,20aS)-13a,17,17,20a-Tetramethyl-2,3,3a,3b,4,5,9,10,10a,10b,11,12,13,13a,14,15,15a,17,18b,19,20,20a-docosahydro-1Hbiscyclopenta[5,6]naphtho[1,2-b:2',1'-i]xanthene-1,13-diyl dipentanoate


  • Catalogue No.:PA 05 0200090

  • CAS :

    NA

  • Molecular Formula : C49H66O5

  • Molecular Weight : 735.06