2-Hydroxyestriol

2-Hydroxyestriol
Names
	IUPAC name (8R,9S,13S,14S,16R,17R)-13-Methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-2,3,16,17-tetrol
	Other names Estra-1,3,5(10)-triene-2,3,16α,17β-tetrol
Identifiers
CAS Number	1232-80-0;
3D model (JSmol)	Interactive image;
ChemSpider	8510654;
PubChem CID	10335195;
CompTox Dashboard (EPA)	DTXSID10924400 ;
	InChI InChI=1S/C18H24O4/c1-18-5-4-10-11(13(18)8-16(21)17(18)22)3-2-9-6-14(19)15(20)7-12(9)10/h6-7,10-11,13,16-17,19-22H,2-5,8H2,1H3/t10-,11+,13-,16+,17-,18-/m0/s1 Key: ZUGCDOZAVASBQT-SLVREZFOSA-N;
	SMILES C[C@]12CC[C@H]3[C@H]([C@@H]1C[C@H]([C@@H]2O)O)CCC4=CC(=C(C=C34)O)O;
Properties
Chemical formula	C18H24O4
Molar mass	304.386 g·mol−1
Hazards
	GHS labelling:
Hazard statements	H351
Precautionary statements	P201, P202, P281, P308+P313, P405, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

2-Hydroxyestriol, also known as estra-1,3,5(10)-triene-2,3,16α,17β-tetrol, is an endogenous catechol estrogen and metabolite of estriol. It is a suspected carcinogen of carcinogenicity category 2.^[1]

References

^ ^a ^b "2-HYDROXYESTRIOL". National Center for Biotechnology Information. 17 December 2016. Archived from the original on 26 December 2016. Retrieved 26 December 2016. {{cite web}}: Unknown parameter |deadurl= ignored (|url-status= suggested) (help)

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