Estradiol Hemihydrate-impurities | Pharmaffiliates

estradiol hemihydrate and its Impurities

A hemihydrate form of Estradiol, a naturally occurring steroidal hormone.It is a sex hormone of female which activates the nuclear estrogen receptor found in the reproductive tract, breast, pituitary, hypothalamus. Estradiol is an agonist of the estrogen receptor (ER), a nuclear steroid hormone receptor.. Reference standards of Estradiol Hemihydrate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 8 results for estradiol hemihydrate Impurities
PA 05 45000

Estradiol Hemihydrate - API Standards

Estradiol Hemihydrate


  • Catalogue No.:PA 05 45000

  • CAS :

    35380-71-3

  • Molecular Formula : C18H24O2 ·0.5H2O

  • Molecular Weight : 281.39

PA 05 45010

Estradiol Hemihydrate - Impurity A

3-Hydroxyestra-1,3,5(10)-trien-17-one


  • Catalogue No.:PA 05 45010

  • CAS :

    53-16-7

  • Molecular Formula : C18H22O2

  • Molecular Weight : 270.37

PA 05 45020

Estradiol Hemihydrate - Impurity B

Estra-1,3,5(10)-triene-3,17α-diol


  • Catalogue No.:PA 05 45020

  • CAS :

    57-91-0

  • Molecular Formula : C18H24O2

  • Molecular Weight : 272.38

PA 05 45030

Estradiol Hemihydrate - Impurity C

4-Methylestra-1,3,5(10)-triene-3,17β-diol


  • Catalogue No.:PA 05 45030

  • CAS :

    6171-48-8

  • Molecular Formula : C19H26O2

  • Molecular Weight : 286.41

PA 05 45040

Estradiol Hemihydrate - Impurity D

Estra-1,3,5(10),9(11)-tetraene-3,17β-diol


  • Catalogue No.:PA 05 45040

  • CAS :

    791-69-5

  • Molecular Formula : C18H22O2

  • Molecular Weight : 270.37

PA 05 0451004

Estradiol-9-Ene Cypionate

Estradiol-9-Ene Cypionate


  • Catalogue No.:PA 05 0451004

  • CAS :

    NA

  • Molecular Formula : C26H34O3

  • Molecular Weight : 394.56

PA 05 0451005

(±)-Estrone

(±)-Estrone


  • Catalogue No.:PA 05 0451005

  • CAS :

    19973-76-3

  • Molecular Formula : C18H22O2

  • Molecular Weight : 270.37

PA 05 0451006

β-Estradiol 17-(β-D-glucuronide) Sodium Salt

β-Estradiol 17-(β-D-glucuronide) Sodium Salt


  • Catalogue No.:PA 05 0451006

  • CAS :

    15087-02-2

  • Molecular Formula : C24H32NaO8

  • Molecular Weight : 471.5