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CAS号: 53-05-4 英文名称: 3alpha,17,21-trihydroxy-5-beta-pregnane-11,20-dione 英文同义词: Tetrahydro E;Tetrahydrocortisone,Gpr;3β,5β-Tetrahydro Cortisone;Tetrahydrocortisone (Solution);5-Pregnan-3a,17a,21-triol-11,20-dione-d5;3α,17,21-Trihydroxy-5β-pregnan- 11,20-dione;(3α,5β)-3,17,21-Trihydroxypregnane-11,20-dione;3-A-17,21-TRIHYDROXY-5-BETA-PREGNANE-11,20-DIONE;3alpha,17,21-trihydroxy-5-beta-pregnane-11,20-dione;Pregnane-11,20-dione, 3,17,21-trihydroxy-, (3α,5β)- 中文名称: 四氢可的松 中文同义词: 四氢可的松;四氢可的松(溶液) 分子式: C21H32O5 分子量: 364.47578 熔点 : 190° 比旋光度 : D25 +85.5° (abs ethanol) 沸点 : 415.66°C (rough estimate) 密度 : 1.0666 (rough estimate) 折射率 : 1.6120 (estimate) 酸度系数(pKa): 12.38±0.70(Predicted)