Algestone

Algestone

Systematic (IUPAC) name
16α,17α-dihydroxypregn-4-ene-3,20-dione
Clinical data
Legal status	℞ (Prescription only)
Identifiers
CAS Number	595-77-7
ATC code	None
PubChem	CID: 11687
ChemSpider	11196
ChEBI	CHEBI:763 Y
Chemical data
Formula	C21H30O4
Molecular mass	346.461 g/mol
SMILES O=C4\C=C2/[C@]([C@H]1CC[C@@]3([C@@](O)(C(=O)C)[C@H](O)C[C@H]3[C@@H]1CC2)C)(C)CC4
InChI InChI=1S/C21H30O4/c1-12(22)21(25)18(24)11-17-15-5-4-13-10-14(23)6-8-19(13,2)16(15)7-9-20(17,21)3/h10,15-18,24-25H,4-9,11H2,1-3H3/t15-,16+,17+,18-,19+,20+,21-/m1/s1 Key:CXDWHYOBSJTRJU-SRWWVFQWSA-N

Algestone (INN) (brand names Alphasone, Alfasone), also known as 16α,17α-dihydroxyprogesterone, is a steroidal progestin used as a contraceptive drug.

See also

• Algestone acetophenide
• 17α-Hydroxyprogesterone
• Progesterone