Estriol

Synonyms: estriol, "Oestriol", "Estratriol", "Ovestin", "Ovestrion", "Trihydroxyestrin", "Tridestrin", "Destriol", "Aacifemine", "Oestratriol", "Theelol", "Orestin", "16alpha-Hydroxyestradiol", "Ortho-Gynest", "Deuslon-A", "Hemostyptanon", "Oestriolum", "Hormomed", "Overstin", "Orgastyptin", "Klimoral", "Thulol", "Triovex", "Holin", "Triodurin", "Hormonin", "Synapause", "Stiptanon", "Gynaesan", "16alpha,17beta-Estriol", "Estriel", "Trihydroxyoestrin", "Follicular hormone hydrate", "16alpha-Hydroxyoestradiol", "16-alpha-Hydroxyestradiol", "16alpha,17beta-Oestriol", "16-alpha,17-beta-Estriol".

Source: Estriol is used to prevent and in treating disorders caused by hormone deficiency, heart disorder, cancer, hyperandrogenism, osteoporosis and urogenital diseases in women.

Identifiers:

IUPAC Name: (8R,9S,13S,14S,16R,17R)-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,16,17-triol
CAS Number: 50-27-1
PubChem ID: 5756
InChiKey: PROQIPRRNZUXQM-ZXXIGWHRSA-N
Canonical SMILES: CC12CCC3C(C1CC(C2O)O)CCC4=C3C=CC(=C4)O

Structural Properties:

Molecular Formula: C₁₈H₂₄O₃
Molecular Weight: 288.4

Pharmacophore Features:

Number of bond donors: 3
Number of bond acceptors: 3
Number of atoms different from hydrogen: 21

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Evidence Supporting This Chemical as an Emerging Contaminant

Esteban, S., Moreno-Merino, L., Matellanes, R., Catal?, M., Gorga, M., Petrovic, M., L?pez de Alda, M., Barcel?, D., Silva, A., Dur?n, J.J., L?pez-Mart?nez, J., Valc?rcel, Y. (2016). Presence of endocrine disruptors in fresh water in the northern Antarctic Peninsula region. Environmental Research147, 179?192.

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