U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Details

Stereochemistry ABSOLUTE
Molecular Formula C20H28O2
Molecular Weight 300.4351
Optical Activity UNSPECIFIED
Defined Stereocenters 5 / 5
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of 4-Methyl-3-methoxyestradiol

SMILES

COC1=CC=C2[C@H]3CC[C@]4(C)[C@@H](O)CC[C@H]4[C@@H]3CCC2=C1C

InChI

InChIKey=NGINMLINNBUIBK-JOMPHRNESA-N
InChI=1S/C20H28O2/c1-12-13-4-5-16-15(14(13)6-8-18(12)22-3)10-11-20(2)17(16)7-9-19(20)21/h6,8,15-17,19,21H,4-5,7,9-11H2,1-3H3/t15-,16-,17+,19+,20+/m1/s1

HIDE SMILES / InChI

Molecular Formula C20H28O2
Molecular Weight 300.4351
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 5 / 5
E/Z Centers 0
Optical Activity UNSPECIFIED

Approval Year

Substance Class Chemical
Created
by admin
on Mon Mar 31 23:24:24 GMT 2025
Edited
by admin
on Mon Mar 31 23:24:24 GMT 2025
Record UNII
9TGD3ABW8N
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
3-Methoxy-4-methylestra-1,3,5(10)-trien-17-beta-ol
Preferred Name English
4-Methyl-3-methoxyestradiol
Common Name English
Estra-1,3,5(10)-trien-17?-ol, 3-methoxy-4-methyl-
Common Name English
Estra-1,3,5(10)-trien-17-ol, 3-methoxy-4-methyl-, (17?)-
Common Name English
(8R,9S,13S,14S,17S)-3-methoxy-4,13-dimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-ol
Systematic Name English
Code System Code Type Description
FDA UNII
9TGD3ABW8N
Created by admin on Mon Mar 31 23:24:24 GMT 2025 , Edited by admin on Mon Mar 31 23:24:24 GMT 2025
PRIMARY
EPA CompTox
DTXSID50963954
Created by admin on Mon Mar 31 23:24:24 GMT 2025 , Edited by admin on Mon Mar 31 23:24:24 GMT 2025
PRIMARY
CAS
4787-75-1
Created by admin on Mon Mar 31 23:24:24 GMT 2025 , Edited by admin on Mon Mar 31 23:24:24 GMT 2025
PRIMARY
PUBCHEM
23618340
Created by admin on Mon Mar 31 23:24:24 GMT 2025 , Edited by admin on Mon Mar 31 23:24:24 GMT 2025
PRIMARY