4-Hydroxyestriol

For other uses, see Hydroxyestriol.
4-Hydroxyestriol
Names
IUPAC name
Estra-1,3,5(10)-triene-3,4,16α,17β-tetrol
Systematic IUPAC name
(1R,2R,3aS,3bR,9bS,11aS)-11a-Methyl-2,3,3a,3b,4,5,9b,10,11,11a-decahydro-1H-cyclopenta[a]phenanthrene-1,2,6,7-tetrol
Identifiers
3D model (JSmol)
ChemSpider
UNII
  • InChI=1S/C18H24O4/c1-18-7-6-10-9-4-5-14(19)16(21)12(9)3-2-11(10)13(18)8-15(20)17(18)22/h4-5,10-11,13,15,17,19-22H,2-3,6-8H2,1H3/t10-,11-,13+,15-,17+,18+/m1/s1
    Key: KKXSCWWODCABHQ-OZPBLJIJSA-N
  • C[C@]12CC[C@H]3[C@H]([C@@H]1C[C@H]([C@@H]2O)O)CCC4=C3C=CC(=C4O)O
Properties
C18H24O4
Molar mass 304.386 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

4-Hydroxyestriol, also known as estra-1,3,5(10)-triene-3,4,16α,17β-tetrol, is an endogenous catechol estrogen and metabolite of estriol. It has been found in pregnancy urine.[1]

  1. ^ Theodore Fotsis Fotsis; Paula Jervenpee; Herman Adlercreutz (13 January 2009) [1980]. "Identification of 4-Hydroxyestriol in Pregnancy Urine". The Journal of Clinical Endocrinology and Metabolism. 51 (1): 148–151. doi:10.1210/jcem-51-1-148. PMID 6892918.