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CAS号：14622-47-0
英文名称：Dexamethasone Impurity I
英文同义词：DB11(16β-Methyl Epoxide);Dexamethasone-9(11)-alpha-Epoxide;Dexamethasone impurity 3/Dexamethasone EP Impurity I;Dexamethasone Impurity 9(Dexamethasone EP Impurity I);17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnadien-(1.4)-dion-(3.20);(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione;(11a,16a)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione;Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (11α,16α)-;16β-METHYL EPOXIDE(DB-11), 17α,21-DIHYDROXY-9β,11β,EPOXY-16β-METHYLPREGN-1,4-DIENE-3,20-DIONE;16BETA-METHYL EPOXIDE(DB-11)： 17ALPHA,21-DIHYDROXY-9BETA,11BETA,EPOXY-16BETA-METHYLPREGN-1,4-DIENE-3,20-DIONE
中文名称：地塞米松EP杂质I
中文同义词：地塞米松EP杂质I;糠酸莫米松杂质23;地塞米松杂质杂质I;地塞米松杂质I(EP);(9BETA,11BETA,16BETA)-17,21-二羟基-16-甲基-9,11-环氧孕甾-1,4-二烯-3,20-二酮
分子式：C22H28O5
分子量：372.45
沸点：564.9±50.0 °C(Predicted)
密度：1.32±0.1 g/cm3(Predicted)
酸度系数(pKa)：12.56±0.70(Predicted)
CAS 数据库：14622-47-0