Pregna-4,11-Diene-3,20-Dione

Modify Date: 2024-01-13 19:12:22

Pregna-4,11-Diene-3,20-Dione Structure
Pregna-4,11-Diene-3,20-Dione structure
Common Name Pregna-4,11-Diene-3,20-Dione
CAS Number 2625-60-7 Molecular Weight 312.44600
Density 1.1g/cm3 Boiling Point 451.5ºC at 760mmHg
Molecular Formula C21H28O2 Melting Point N/A
MSDS N/A Flash Point 168.2ºC

 Names

Name (8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,9,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1g/cm3
Boiling Point 451.5ºC at 760mmHg
Molecular Formula C21H28O2
Molecular Weight 312.44600
Flash Point 168.2ºC
Exact Mass 312.20900
PSA 34.14000
LogP 4.49950
Vapour Pressure 2.43E-08mmHg at 25°C
Index of Refraction 1.556

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TU3670000
CHEMICAL NAME :
Pregna-4,11-diene-3,20-dione
CAS REGISTRY NUMBER :
2625-60-7
BEILSTEIN REFERENCE NO. :
3219163
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C21-H28-O2
MOLECULAR WEIGHT :
312.49

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :
DNA inhibition
TEST SYSTEM :
Human Lymphocyte
DOSE/DURATION :
50 umol/L
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 146,401,1974

 Synthetic Route

 Synonyms

Pregna-4,11-dien-3,20-dion
Pregna-4,11-Diene-3,20-Dione
3,20-Dioxo-pregna-4,11-dien
11-Dehydroprogesterone
delta11-Progesterone
11-Dehydro-progesteron
UNII-YUL6GTR69Y