Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI)

Modify Date: 2023-09-06 16:35:58

Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI) Structure
Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI) structure
Common Name Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI)
CAS Number 1235-98-9 Molecular Weight 314.46200
Density 1.1g/cm3 Boiling Point 444ºC at 760mmHg
Molecular Formula C21H30O2 Melting Point N/A
MSDS N/A Flash Point 189.2ºC

 Names

Name (8R,9S,10R,13S,14S,17S)-17-ethenyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1g/cm3
Boiling Point 444ºC at 760mmHg
Molecular Formula C21H30O2
Molecular Weight 314.46200
Flash Point 189.2ºC
Exact Mass 314.22500
PSA 37.30000
LogP 4.43540
Vapour Pressure 9.48E-10mmHg at 25°C
Index of Refraction 1.561

 Synthetic Route

~90%

Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI) Structure

Pregna-4,20-die...

CAS#:1235-98-9

Literature: Cruz, Pablo J. Diaz; Mason, N. Scott; Danzo, Benjamin J.; Smith, Howard E. Steroids, 1992 , vol. 57, # 11 p. 569 - 576

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Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI) Structure

Pregna-4,20-die...

CAS#:1235-98-9

Literature: Inhoffen et al. Chemische Berichte, 1948 , vol. 71, p. 1024,1032 Full Text Show Details Schering Corp. Patent: US2323911 , 1937 ;

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Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI) Structure

Pregna-4,20-die...

CAS#:1235-98-9

Literature: Ruzicka et al. Helvetica Chimica Acta, 1938 , vol. 21, p. 583,586 Helvetica Chimica Acta, 1933 , vol. 16, p. 169,177

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Pregna-4,20-dien-3-one,17-hydroxy-, (17a)-(9CI) Structure

Pregna-4,20-die...

CAS#:1235-98-9

Literature: Hanson, Robert N; Friel, Carolyn; Lee, Choon Young Patent: US2004/2484 A1, 2004 ; Location in patent: Page/Page column Sheet 3 ;

 Precursor & DownStream

Precursor  2

DownStream  0

 Synonyms

17-tetratriacontanone