PDB Chemical Component NDR

Ideal Model

Chemical Description

Name (14beta,17alpha)-17-ethynyl-17-hydroxyestr-4-en-3-one
Formula C20 H26 O2
Formal charge 0
Molecular weight 298.419 g/mol
Component type NON-POLYMER

Chemical features

Atom count 48
Chiral atom count 6
Chiral atoms C14 C8 C3 C2 C1 C5
Bond count 51
Aromatic bond count 0

Chemical Identifiers

Systematic name (OpenEye OEToolkits) (8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

Chemical Descriptors

Stereo SMILES (CACTVS) C[C@]12CC[C@H]3[C@@H](CCC4=CC(=O)CC[C@H]34)[C@@H]1CC[C@@]2(O)C#C
SMILES (CACTVS) C[C]12CC[CH]3[CH](CCC4=CC(=O)CC[CH]34)[CH]1CC[C]2(O)C#C
Stereo SMILES (OpenEye) C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=CC(=O)CC[C@H]34
InChI descriptor InChI=1S/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1
InChIKey descriptor VIKNJXKGJWUCNN-XGXHKTLJSA-N

Status Information

Last modified 2011-06-04
Created 2004-03-24
Release status REL
Model PDB code 1SQN
Processing site RCSB