Wikipedia:  

Progesterone

Lucorteum Sol; 6alpha-Methylpregn-4-en-17alpha-ol-3,20-dione; Progesteron; Projestaject; Pregnenedione; Lutin; Lucorteum; Corluvite; Prometrium; Pregn-4-ene-3,20-dione, 17alpha-hydroxy-6alpha-methyl-; 17alpha-progesterone
Molecular Formula
C21 H30 O2
Natural Isotopic Abundance Mass
314.4617
Mono-Isotopic Molecular Masses
C12N14:   314.2245802072
C13N14:   335.295031801
C12N15:   314.2245802072
C13N15:   335.295031801
Progesterone image
Progesterone
InCHi String:
InChI=1S/C21H30O2/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/h12,16-19H,4-11H2,1-3H3/t16-,17+,18-,19-,20-,21+/m0/s1

canonical SMILES:
CC(=O)C1CCC2C1(CCC3C2CCC4=CC(=O)CCC34C)C
isomeric SMILES:
CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@]34C)C


PUBCHEM iupac NAME: PUBCHEM iupac TRADITIONAL NAME: PUBCHEM iupac OPENEYE NAME: PUBCHEM iupac CAS NAME
(8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one

PUBCHEM iupac SYSTEMATIC NAME
(8S,9S,10R,13S,14S,17S)-17-ethanoyl-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one



PubChem Substance (SID):   85165267   8144717   110315
PubChem Compound (CID):   5994
KEGG: Compound ID   D00066
CAS Registry IDs:   8023-13-0   753497-20-0   8012-32-6   57-83-0   257630-50-5
PDB Chemical Component   STR
Miscellaneous Databases and IDs:   Sigma-Aldrich P0130_SIGMA   ChEBI CHEBI:17026   EPA DSSTox 33926   ChemBank BSPBio_000614   HSDB 3389   ZINC ZINC03814383   PDSP Prestwick_411   ChemIDplus 000057830   EINECS 200-350-6   CCRIS 533   DTP/NCI 64377   MMCD cq_02367   MDL MFCD00003658

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.