(3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol

Modify Date: 2026-07-14 23:28:18

(3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol Structure
(3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol structure
Common Name (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol
CAS Number 7253-95-4 Molecular Weight 306.48300
Density 1.059g/cm3 Boiling Point 430ºC at 760 mmHg
Molecular Formula C20H34O2 Melting Point N/A
MSDS N/A Flash Point 191.1ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.059g/cm3
Boiling Point 430ºC at 760 mmHg
Molecular Formula C20H34O2
Molecular Weight 306.48300
Flash Point 191.1ºC
Exact Mass 306.25600
PSA 40.46000
LogP 4.14100
Index of Refraction 1.531
InChIKey GUBNWXDDDXQJOQ-WSIJOFGPSA-N
SMILES CCC1(O)CCC2C3CCC4CC(O)CCC4C3CCC21C

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  0

DownStream  1

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

ISO-NAD
ESTRA-5-ENE-3,17-DIONE
19-nor-5-androstenedione
17-dione

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: CAS number of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is 7253-95-4.
Q: What is the English name of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: The English name of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol.
Q: What is the molecular weight of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: Molecular weight of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is 306.48300.
Q: What is the molecular formula of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: Molecular formula of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is C20H34O2.
Q: What is the boiling point of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: Boiling point of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is 430ºC at 760 mmHg.
Q: What are the downstream products of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: Related downstream products(CAS) of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol: 6961-15-5.
Q: What is the InChIKey of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: InChIKey of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is GUBNWXDDDXQJOQ-WSIJOFGPSA-N.
Q: What is the LogP of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: LogP of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is 4.14100.
Q: What is the polar surface area (PSA) of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol?
A: Polar surface area (PSA) of (3S,5S,8R,9S,10S,13S,14S,17S)-17-ethyl-13-methyl-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol is 40.46000.
Q: What is the Chinese name of 7253-95-4?
A: Chinese name of 7253-95-4 is 7253-95-4.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

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