14622-47-0
中文名稱
地塞米松EP雜質I
英文名稱
Dexamethasone Impurity I
CAS
14622-47-0
分子式
C22H28O5
分子量
372.45
MOL 文件
14622-47-0.mol
更新日期
2026/05/18 11:11:04
14622-47-0 結構式
基本信息
中文別名
地塞米松EP雜質I糠酸莫米松雜質23
地塞米松雜質雜質I
地塞米松雜質I(EP)
(9BETA,11BETA,16BETA)-17,21-二羥基-16-甲基-9,11-環(huán)氧孕甾-1,4-二烯-3,20-二酮
英文別名
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
所屬類別
分析化學：藥典標準品和雜質標準品物理化學性質
熔點>211°C
沸點564.9±50.0 °C(Predicted)
密度1.32±0.1 g/cm3(Predicted)
儲存條件Refrigerator
溶解度DMSO (Slightly), Methanol (Slightly, Sonicated)
酸度系數(shù)(pKa)12.56±0.70(Predicted)
形態(tài)Solid
顏色White to Pale Red
InChIKeyGBDXNHBVYAMODG-HGBIFODKSA-N
SMILESC[C@]12C=CC(=O)C=C1CC[C@@]1([H])[C@]3([H])C[C@@H](C)[C@](O)(C(=O)CO)[C@@]3(C)C[C@H]3O[C@@]213