CAS号: 77017-20-0 英文名称: 16alpha,17,21-trihydroxypregna-1,4,9(11)-triene-3,20-dione 21-acetate 英文同义词: BNKY015-BD01;Budesonide Impurity 12;Pregna-1,4,9(11)-triene-16,17-diol-3,20-dione 21-acetate;16,17-Dihydroxypregna-1,4,9(11)-triene-3,20-dione 21-acetate;21-(Acetyloxy)-16α,17-dihydroxypregna-1,4,9(11)-triene-3,20-dione;(16α)-21-Acetyloxy-16,17-dihydroxy-pregna-1,4,9(11)-triene-3,20-dione;16alpha,17,21-trihydroxypregna-1,4,9(11)-triene-3,20-dione 21-acetate;Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-16,17-dihydroxy-, (16α)-;Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-16,17-dihydroxy-, (16α)-;16-alpha,17-alpha-dihydroxy-3,20-dioxopregna- 1,4,9(11)-trien-21-yl acetate 中文名称: 布地奈德杂质12 中文同义词: 布地奈德杂质12;21-乙酰氧基-16Α,17Α-二羟基孕甾-1,4,9(11)三烯-3,20-二酮 分子式: C23H28O6 分子量: 400.46 熔点 : 213-215 °C(Solv: acetone (67-64-1); ligroine (8032-32-4)) 沸点 : 576.7±50.0 °C(Predicted) 密度 : 1.31±0.1 g/cm3(Predicted) 酸度系数(pKa): 11.92±0.70(Predicted)