4-Methoxyestrone

4-Methoxyestrone
Names
	IUPAC name (8R,9S,13S,14S)-3-Hydroxy-4-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-one
	Other names 4-ME1; 4-MeOE1; 4-MeO-E1; 4-Hydroxyestrone 4-methyl ether; 3-Hydroxy-4-methoxyestra-1,3,5(10)-trien-17-one
Identifiers
CAS Number	58562-33-7;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:136972;
ChEMBL	ChEMBL1627349;
ChemSpider	168393;
PubChem CID	194066;
CompTox Dashboard (EPA)	DTXSID40904316 ;
	InChI InChI=1S/C19H24O3/c1-19-10-9-12-11-5-7-16(20)18(22-2)14(11)4-3-13(12)15(19)6-8-17(19)21/h5,7,12-13,15,20H,3-4,6,8-10H2,1-2H3/t12-,13-,15+,19+/m1/s1 Key: PUEXVLNGOBYUEW-BFDPJXHCSA-N;
	SMILES C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CCC4=C3C=CC(=C4OC)O;
Properties
Chemical formula	C19H24O3
Molar mass	300.398 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

4-Methoxyestrone (4-ME1) is an endogenous, naturally occurring methoxylated catechol estrogen and metabolite of estrone that is formed by catechol O-methyltransferase via the intermediate 4-hydroxyestrone.^[1]^[2]^[3] It has estrogenic activity similarly to estrone and 4-hydroxyestrone.^[4]

References

^ http://www.hmdb.ca/metabolites/HMDB60088
^ Anna R. Hemnes (16 December 2015). Gender, Sex Hormones and Respiratory Disease: A Comprehensive Guide. Humana Press. pp. 32–. ISBN 978-3-319-23998-9.
^ Christian Lauritzen; John W. W. Studd (22 June 2005). Current Management of the Menopause. CRC Press. pp. 378–379. ISBN 978-0-203-48612-2.
^ Bhavnani BR, Nisker JA, Martin J, Aletebi F, Watson L, Milne JK (2000). "Comparison of pharmacokinetics of a conjugated equine estrogen preparation (premarin) and a synthetic mixture of estrogens (C.E.S.) in postmenopausal women". J. Soc. Gynecol. Investig. 7 (3): 175–83. doi:10.1016/s1071-5576(00)00049-6. PMID 10865186.

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