Basic information
- Name:
Pregna-4,17(20)-diene-3,16-dione
- Superlist Name:
- (Z)-Guggulsterone
- CAS No.:
95975-55-6
- Molecular Structure:
- Formula:
- C21H28O2
- Molecular Weight:
- 312.45
- Synonyms:
- Guggulsterone;Guglip;Gugulipid;Z/E-Guggulsterone;
- Density:
- 1.1 g/cm3
- Boiling Point:
- 463.3 °C at 760 mmHg
- Flash Point:
- 172.3 °C
- Solubility:
- DMSO: 5 mg/mL
- Hazard Symbols:
Xi- Risk Codes:
- 37
- Safety Description:
- 36 Details
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Chemistry
Molecular Structure of Pregna-4,17(20)-diene-3,16-dione (CAS NO.95975-55-6):
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Molecular Formula: C21H28O2
Molecular Weight: 312.4458
IUPAC Name: (8R,9S,10R,13S,14S,17E)-17-Ethylidene-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15-decahydrocyclopenta[a]phenanthrene-3,16-dione
Synonyms of Pregna-4,17(20)-diene-3,16-dione (CAS NO.95975-55-6): (Z)-Guggulsterone ; Guggulsterone ; (17E)-Pregna-4,17(20)-diene-3,16-dione
CAS NO: 95975-55-6
Classification Code: Miscellaneous
Index of Refraction: 1.557
Molar Refractivity: 90.65 cm3
Molar Volume: 281.5 cm3
Surface Tension: 42.2 dyne/cm
Density: 1.1 g/cm3
Flash Point: 172.3 °C
Enthalpy of Vaporization: 72.45 kJ/mol
Boiling Point: 463.3 °C at 760 mmHg
Vapour Pressure: 9.21E-09 mmHg at 25°C
Safety Profile
Hazard Codes of Pregna-4,17(20)-diene-3,16-dione (CAS NO.95975-55-6): 
Xi
Risk Statements: 37
R37: Irritating to respiratory system
Safety Statements: 36
S36: Wear suitable protective clothing.
WGK Germany: 3