PDB Chemical Component EQU

Ideal Model

Chemical Description

Name EQUILENIN
Formula C18 H18 O2
Formal charge 0
Molecular weight 266.334 g/mol
Component type NON-POLYMER

Chemical features

Atom count 38
Chiral atom count 2
Chiral atoms C16 C17
Bond count 41
Aromatic bond count 11

Chemical Identifiers

Systematic name (ACDLabs) 3-hydroxyestra-1,3,5(10),6,8-pentaen-17-one
Systematic name (OpenEye OEToolkits) (13S,14S)-3-hydroxy-13-methyl-12,14,15,16-tetrahydro-11H-cyclopenta[a]phenanthren-17-one

Chemical Descriptors

Stereo SMILES (CACTVS) C[C@]12CCc3c(ccc4cc(O)ccc34)[C@@H]1CCC2=O
SMILES (CACTVS) C[C]12CCc3c(ccc4cc(O)ccc34)[CH]1CCC2=O
Stereo SMILES (OpenEye) C[C@]12CCc3c4ccc(cc4ccc3[C@@H]1CCC2=O)O
InChI descriptor InChI=1S/C18H18O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h2-5,10,16,19H,6-9H2,1H3/t16-,18-/m0/s1
InChIKey descriptor PDRGHUMCVRDZLQ-WMZOPIPTSA-N

Status Information

Last modified 2011-06-04
Created 1999-07-08
Release status REL
Model PDB code 1QJG
Processing site RCSB