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CAS号: 25092-25-5 英文名称: Pregna-1,4-diene-3,20-dione,11β,16α,17α,21-tetrahydroxy-1,4-pregnadiene-3,20-dione 16,17-acetonide 21-acetate 英文同义词: Acetyl Desonide;Desonide 21-Acetate;Budesonide iMpurit N;Budesonide Impurity N;Desonide Acetyl Impurity;11β,16α,17α,21-tetrahydroxy-1,4-pregnadiene-3,20-dione 16,17-acetonide 21-acetate;(11β,16α)-21-(Acetyloxy)-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-pregna-1,4-diene-3,20-dione;Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-, (11β,16α)-;Pregna-1,4-diene-3,20-dione,11β,16α,17α,21-tetrahydroxy-1,4-pregnadiene-3,20-dione 16,17-acetonide 21-acetate;(Desonide-21-Acetate) 21-Acetoxy-11b-Hydroxy-16-alpha, 17-alpha-Isopropylidinedioxy-pregna-1,4-Diene-3, 20-Dione 中文名称: (DESONDE-21-乙酸)21-乙酰氧基-11-羟基-16-Α,17-Α-异丙基二氧基孕烷-1,4-二烯-3,20酮 中文同义词: 乙酰癸内酯;布地奈德杂质N;德索尼德21-乙酸酯;地索奈德-21-乙酸酯;(DESONDE-21-乙酸)21-乙酰氧基-11-羟基-16-Α,17-Α-异丙基二氧基孕烷-1,4-二烯-3,20酮;(11Β,16Α)-21-(乙酰氧基)-11-羟基-16,17-[(1-甲基亚乙基)双(氧)]-孕甾-1,4-二烯-3,20-二酮 分子式: C26H34O7 分子量: 458.54 熔点 : 248-250 °C 沸点 : 592.2±50.0 °C(Predicted) 密度 : 1.28±0.1 g/cm3(Predicted) 酸度系数(pKa): 14.26±0.70(Predicted)