IUPAC Name: [(8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]benzoate
Synonyms of Betamethasone benzoate (CAS NO.22298-29-9): Betamethasone benzoate [USAN:BAN] ; 9-Fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-benzoate ; Benisone ; Betamethasone 17-benzoate ; EINECS 244-897-9 ; MS 1112 ; UNII-877K0XW47A ; Uticort ; W 5975 ; Pregna-1,4-diene-3,20-dione, 17-(benzoyloxy)-9-fluoro-11,21-dihydroxy-16-methyl-, (11beta,16beta)-
CAS NO: 22298-29-9
Molecular Formula of Betamethasone benzoate (CAS NO.22298-29-9): C29H33FO6
Molecular Weight: 496.5671
Molecular Structure:
H bond acceptors: 6
H bond donors: 2
Freely Rotating Bonds: 7
Polar Surface Area: 78.9 Å2
Index of Refraction: 1.606
Molar Refractivity: 129.9 cm3
Molar Volume: 376.3 cm3
Surface Tension: 57.1 dyne/cm
Density of Betamethasone benzoate (CAS NO.22298-29-9): 1.31 g/cm3
Flash Point: 341.5 °C
Enthalpy of Vaporization: 99.45 kJ/mol
Boiling Point: 641 °C at 760 mmHg
Vapour Pressure: 2.62E-17 mmHg at 25°C
1. | scu-rat LD50:194 mg/kg | TXAPA9 Toxicology and Applied Pharmacology. 8 (1966),250. |
Poison by subcutaneous route. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits toxic fumes of F−.
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