21-脱氢-17-脱氧地塞米松 基本信息
| 中文名称 | 21-脱氢-17-脱氧地塞米松 |
|---|---|
| 中文同义词 | 21-脱氢-17-脱氧地塞米松;地塞米松杂质 55;去羟米松USP杂质a;去羟米松二乙酰基 |
| 英文名称 | 21-Dehydro DesoxyMetasone |
| 英文同义词 | 21-Dehydro DesoxyMetasone Discontinued See D298790;21-Dehydro DesoxyMetasone;21-Dehydro-17-Deoxy-DexaMethasone;Dexamethasone 21-Dehydro Impurity;Pregna-1,4-dien-21-al, 9-fluoro-11-hydroxy-16-methyl-3,20-dioxo-, (11β,16α)-;Dexamethasone Impurity 55;(11β,16α)-9-Fluoro-11-hydroxy-16-Methyl-3,20-dioxopregna-1,4-dien-21-al;Desoximetasone diacetal |
| CAS号 | 1188271-71-7 |
| 分子式 | C22H27FO4 |
| 分子量 | 374.45 |
| EINECS号 | |
| 相关类别 | Impurities;Intermediates & Fine Chemicals;Pharmaceuticals;Steroids;Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids |
| Mol文件 | 1188271-71-7.mol |
| 结构式 |  |
21-脱氢-17-脱氧地塞米松 性质
| 沸点 | 503.363±50.00 °C(Press: 760.00 Torr)(predicted) |
|---|---|
| 密度 | 1.253±0.10 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted) |
| 酸度系数(pKa) | 13.173±0.70(predicted) |