1. APIs
  2. Estradiol
  3. Estradiol Metabolites
  4. Estriol

Estriol

Structure

MOL SDF CML

CASRN

50-27-1

Source

Formed from 16a-hydroxylation and 17-keto reduction of estrone.

Notes

Major urinary metabolite. Formed from the estradiol metabolite estrone. 80 times less potent estrogen agonist than estradiol.

References

  1. Goodman & Gilman's: The Pharmacological Basis of Therapeutics, 12e, 2011 > Estrogens and Progestins. Laurence L. Brunton, Bruce A. Chabner, Björn C. Knollmann.
    2. (View all citations for this reference)
  2. Toxnet: Estradiol. (View all citations for this reference)