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CAS号: 15423-80-0 英文名称: Betamethasone 17-Propionate 21-Mesylate 英文同义词: Clobetasol Propionate EP IMP I;Clobetasol Propionate EP Impurity I;BetaMethasone 17-Propionate 21-Mesylate;Clobetasol Propionate Impurity 9(Clobetasol Propionate EP Impurity I);9-Fluoro-11β,17,21-trihydroxy-16β-Methylpregna-1,4-diene-3,20-dione 21-Methanesulfonate 17-Propionate;(11β,16β)-9-Fluoro-11-hydroxy-16-Methyl-21-[(Methylsulfonyl)oxy]-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione;Pregna-1,4-diene-3,20-dione, 9-fluoro-11-hydroxy-16-methyl-21-[(methylsulfonyl)oxy]-17-(1-oxopropoxy)-, (11β,16β)-;[(8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-17-(2-methylsulfonyloxyacetyl)-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate 中文名称: 丙酸氯倍他索EP杂质I 中文同义词: 丙酸氯倍他索杂质I;丙酸氯倍他索EP杂质I 分子式: C26H35FO8S 分子量: 526.61 熔点 : 177-179 °C(Solv: water (7732-18-5); ethanol (64-17-5)) 沸点 : 659.2±55.0 °C(Predicted) 密度 : 1.33±0.1 g/cm3(Predicted) 酸度系数(pKa): 12.87±0.70(Predicted)