2964-79-6

• 常用中文名：地塞米松杂质I
• 常用英文名：11β,17α-dihydroxy-9α-fluoro-16α-methyl-3,20-dioxo-1,4-pregnadien-21-al
• CAS号：2964-79-6
• 分子式：C₂₂H₂₉FO₆
• 分子量：408.5
• 发布时间：2018-07-01 10:41:12
• 更新时间：2026-07-14 18:11:09

名称

• 中文名: 地塞米松杂质I
• 英文名: 11β,17α-dihydroxy-9α-fluoro-16α-methyl-3,20-dioxo-1,4-pregnadien-21-al
• 中文别名: 21-脱氢地塞米松水合物; 地塞米松杂质I(21脱氢地塞米松); 21-脱氢地塞米松; 地塞米松杂质38; 2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-氟-11,17-二羟基-10,13,16-三甲基-3-氧代-6,7,8,9,10,11,12,13,14,15,16,17-十二氢-3H-环庚烷并[a]菲-17-基)-2-氧代乙醛; 地塞米松杂质66
• 英文别名: 21-Dehydro DexaMethasone; 21-Dehydro DexaMethasone Hydrate; Pregna-1,4-dien-21-al, 9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxo-, (11β,16α); Dexamethasone Impurity 66; 2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde; DEXAMETHASONE IMPURITY I (21-DEHYDRO DEXAMETHASONE); DexaMethasone IMpurity I (21-Dehydro DexaMethasone); 21-Dehydro Dexamethasone Hydrate

物化性质

• 分子式: C₂₂H₂₉FO₆
• 分子量: 408.5
• 精确质量: 408.19481680
• PSA: 91.67000
• LogP: 2.10230

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