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CAS号: 25256-97-7 英文名称: (6a,11b,16a)-6,9-Difluoro-11-hydroxy-16-methylandrosta-1,4-diene-3,17-dione 英文同义词: Fluticasone Impurity 31;Fluticasone related compound A;(6A,11B,16A)-6,9-DIFLUORO-11-HYDROXY-16-METHYLANDROSTA-1,4-DIENE-3,17-DIONE;Androsta-1,4-diene-3,17-dione, 6,9-difluoro-11-hydroxy-16-methyl-, (6α,11β,16α)-;(6S,8S,9R,10S,11S,13S,14S,16R)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,17-dione 中文名称: (6a,11b,16a)-6,9-二氟-11-羟基-16-甲基雄甾-1,4-二烯-3,17-二酮 中文同义词: (6a,11b,16a)-6,9-二氟-11-羟基-16-甲基雄甾-1,4-二烯-3,17-二酮 分子式: C20H24F2O3 分子量: 350.4 熔点 : 280-288 °C (decomp) 沸点 : 480.7±45.0 °C(Predicted) 密度 : 1.27 酸度系数(pKa): 12.91±0.70(Predicted)