Estriol

Synonyms

(16alpha,17beta)-Estra-1,3,5(10)-Triene-3,16,17-Triol

(16beta,17beta)-Estra-1,3,5(10)-Triene-3,16,17-Triol

16 alpha Hydroxy Estradiol

16-alpha-Hydroxy-Estradiol

16alpha,17beta Estriol

16alpha,17beta-Estriol

16beta Hydroxy Estradiol

16beta-Hydroxy-Estradiol

Epiestriol

Estra-1,3,5(10)-Triene-3,16beta,17beta-Triol

Estra-1,3,5(10)-triene-3,16,17-triol, (16alpha,17beta)-

Ovestin

A hydroxylated metabolite of ESTRADIOL or ESTRONE that has a hydroxyl group at C3, 16-alpha, and 17-beta position. Estriol is a major urinary estrogen. During PREGNANCY, a large amount of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.