17α-Methyl-19-norprogesterone

17α-Methyl-19-norprogesterone (developmental code name H-3510), also known as 17α-methyl-19-norpregn-4-ene-3,20-dione, is a progestin which was never marketed.^[1][2][3] It is a derivative of progesterone, and is the combined derivative of 17α-methylprogesterone and 19-norprogesterone.^[1] The drug is the parent compound of a subgroup of the 19-norprogesterone group of progestins, which includes demegestone (the δ⁹ derivative), promegestone (the δ⁹ and 21-methyl derivative), and trimegestone (the δ⁹, 21-methyl, and 21-hydroxyl derivative).^[4]

17α-Methyl-19-norprogesterone

Clinical data
Other names	H-3510; 17α-Methyl-19-norpregn-4-ene-3,20-dione; (17β)-17-Acetyl-17-methylestr-4-en-3-one
Drug class	Progestin; Progestogen
Identifiers
CAS Number	851-11-6
PubChem CID	165360253
ChemSpider	34253447
CompTox Dashboard (EPA)	DTXSID501337415
Chemical and physical data
Formula	C21H30O2
Molar mass	314.469 g·mol−1
3D model (JSmol)	Interactive image
SMILES O=C(C)[C@](C)1CC[C@]([H])2[C@@]([H])3CCC4=CC(CCC4C3CC[C@@]21C)=O
InChI InChI=1S/C21H30O2/c1-13(22)20(2)11-9-19-18-6-4-14-12-15(23)5-7-16(14)17(18)8-10-21(19,20)3/h12,16-19H,4-11H2,1-3H3/t16-,17+,18+,19-,20+,21-/m0/s1 Key:SMHQTBXJLXZKNT-VXAANUECSA-N

See also

• Gestronol (17α-hydroxy-19-norprogesterone)