(20R)-11beta,17,20,21-tetrahydroxy-6alpha-methylpregna-1,4-dien-3-one 21-acetate 基本信息
| 中文名称 | (20R)-11beta,17,20,21-tetrahydroxy-6alpha-methylpregna-1,4-dien-3-one 21-acetate |
|---|---|
| 中文同义词 | 醋酸甲泼尼龙杂质A (EP);醋酸甲泼尼龙EP杂质A;醋酸甲基强的松龙EP杂质A;醋酸甲泼尼龙杂质EPA;醋酸甲基泼尼松龙EP杂质A;醋酸甲泼尼龙EP杂质A(20R异构体) |
| 英文名称 | (20R)-11beta,17,20,21-tetrahydroxy-6alpha-methylpregna-1,4-dien-3-one 21-acetate |
| 英文同义词 | (20R)-21-(Acetyloxy)-11β,17,20-trihydroxy-6α-methylpregna-1,4-dien-3-one;(20R)-11beta,17,20,21-tetrahydroxy-6alpha-methylpregna-1,4-dien-3-one 21-acetate;PISINOWVXAIVLQ-OCKJIAMASA-N;6α-Methyl-20(R)-hydroxy Prednisolone 21-Acetate;(20RS)-11β,17,20-trihydroxy-6α-methyl-3-oxopregna-1,4dien-21-yl acetate;Methylprednisolone Acetate Impurity 1 (Methylprednisolone Acetate EP Impurity A);Pregna-1,4-dien-3-one, 21-(acetyloxy)-11,17,20-trihydroxy-6-methyl-, (6α,11β,20R)- (9CI);Methylprednisolone Acetate EP Impurity A (20R Isomer) |
| CAS号 | 93963-74-7 |
| 分子式 | C24H34O6 |
| 分子量 | 418.52 |
| EINECS号 | 300-818-0 |
| 相关类别 | |
| Mol文件 | 93963-74-7.mol |
| 结构式 |  |
(20R)-11beta,17,20,21-tetrahydroxy-6alpha-methylpregna-1,4-dien-3-one 21-acetate 性质
| 熔点 | 188-191°C |
|---|---|
| 沸点 | 603.4±55.0 °C(Predicted) |
| 密度 | 1.26±0.1 g/cm3(Predicted) |
| 储存条件 | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| 溶解度 | 可溶于DMSO（轻微）、甲醇（轻微、超声处理）、水（轻微） |
| 酸度系数(pKa) | 13.96±0.70(Predicted) |
| 形态 | 固体 |
| 颜色 | 白色至类白色 |
| 稳定性 | 吸湿性 |