5alpha-Pregnane-3,20-dione

Molecular Formula: C₂₁H₃₂O₂

InChI: InChI=1/C21H32O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h14,16-19H,4-12H2,1-3H3/t14-,16-,17+,18-,19-,20-,21+/m0/s1

InChIKey: InChIKey=XMRPGKVKISIQBV-BJMCWZGWBB
SMILES: [H][C@@]12CC[C@@]3([H])[C@]4([H])CC[C@H](C(C)=O)[C@@]4(C)CC[C@]3([H])[C@@]1(C)CCC(=O)C2

CAS number 566-65-4

Names:
    (5S,8S,9S,10S,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
    3,20-allopregnanedione
    3,20-dioxo-5α-pregnane
    5alpha-Pregnane-3,20-dione
    5alpha-pregnane-3,20-dione
    5α-dihydroprogesterone
    5α-pregnan-3,20-dione
    5-α-dihydroprogesterone

Registries:
    PubChem CID 92810
    CAS 566-65-4 (from NIST)
    ChEBI 28952
    Kegg C03681
    PubChem ID 10225593
    PubChem ID 6456