(8S,9S,13S,14S,17S)-13-methyl-8,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol

Modify Date: 2026-08-14 09:17:46

(8S,9S,13S,14S,17S)-13-methyl-8,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol Structure
(8S,9S,13S,14S,17S)-13-methyl-8,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol structure
Common Name (8S,9S,13S,14S,17S)-13-methyl-8,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol
CAS Number 7291-41-0 Molecular Weight 270.36600
Density 1.196g/cm3 Boiling Point 455.1ºC at 760 mmHg
Molecular Formula C18H22O2 Melting Point N/A
MSDS N/A Flash Point 215.7ºC

 Names

Name 6,7-didehydro-17β-estradiol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.196g/cm3
Boiling Point 455.1ºC at 760 mmHg
Molecular Formula C18H22O2
Molecular Weight 270.36600
Flash Point 215.7ºC
Exact Mass 270.16200
PSA 40.46000
LogP 3.68980
Index of Refraction 1.617
InChIKey VVLCELUSWGWMSW-ZBRFXRBCSA-N
SMILES CC12CCC3c4ccc(O)cc4C=CC3C1CCC2O

 Safety Information

RIDADR NONH for all modes of transport

 Synthetic Route

 Bioassay

View more

Name: Displacement of [3H]5alpha dihydrotestosterone from human sex hormone binding globuli...
Source: ChEMBL
Target: Sex hormone-binding globulin
External Id: CHEMBL922711
Name: Inhibition of 17beta-HSD1 over-expressed in intact HEK293 cells
Source: ChEMBL
Target: 17-beta-hydroxysteroid dehydrogenase type 1
External Id: CHEMBL914640
Total 2, Current Page 1 of 1
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 Synonyms

oestra-1(10),2,4,6-tetraene-3,17beta-diol
6,7-didehydro-17beta-estradiol
6-dehydro-17beta-estradiol
(8R,9S,13S,14S,17S)-13-methyl-8,9,11,12,14,15,16,17-octahydrocyclopenta[a]phenanthrene-3,17-diol
6,7-Dehydro Estradiol
Estra-1,3,5(10),6-tetraene-3,17-diol
Estra-1,3,5(10),6-tetraen-3,17beta-diol
6-Dehydroestradiol
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