298-36-2

• 常用中文名：21-羟基-5Alpha-孕甾(烷)-3,20-二酮
• 常用英文名：5A-PREGNAN-21-OL-3-20-DIONE CRYSTALLINE
• CAS号：298-36-2
• 分子式：C₂₁H₃₂O₃
• 分子量：332.47700
• 发布时间：2019-01-20 18:38:17
• 更新时间：2025-08-25 10:11:50

名称

• 中文名: 21-羟基-5Alpha-孕甾(烷)-3,20-二酮
• 英文名: (5S,8R,9S,10S,13S,14S,17S)-17-(2-hydroxyacetyl)-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
• 英文别名: 5alpha-Pregnan-21-ol-3,20-dione; 5alpha-Dihydro-11-deoxycorticosterone; Pregnane-3,20-dione,21-hydroxy-,(5alpha); Allopregnane-21-ol-3,20-dione; 21-Hydroxy-5alpha-pregnane-3,20-dione; 5alpha-Dihydrodeoxycorticosterone; 5alpha-Pregnane-3,20-dione,21-hydroxy

物化性质

• 密度: 1.11g/cm3
• 沸点: 468.6ºC at 760mmHg
• 分子式: C₂₁H₃₂O₃
• 分子量: 332.47700
• 闪点: 251.3ºC
• 精确质量: 332.23500
• PSA: 54.37000
• LogP: 3.77580
• 蒸汽压: 9.42E-11mmHg at 25°C
• 折射率: 1.531

安全

• WGK德国: 3

合成路线

2586-70-1 ~91% 298-36-2

文献：Slavikova, Barbora; Kasal, Alexander; Budesinsky, Milos Collection of Czechoslovak Chemical Communications, 1999 , vol. 64, # 7 p. 1125 - 1134

3517-29-1 ~% 298-36-2

文献：Pfizer and Co. Patent: US2708651 , 1955 ; Full Text Show Details Djerassi; Nussbaum Journal of the American Chemical Society, 1953 , vol. 75, p. 3700,3703

56-47-3 ~44% 567-02-2 298-36-2

文献：Holland, Herbert L. Steroids, 1995 , vol. 60, # 9 p. 646 - 649

907568-80-3 ~% 298-36-2

文献：Djerassi; Nussbaum Journal of the American Chemical Society, 1953 , vol. 75, p. 3700,3703

17916-84-6 ~% 303-01-5 298-36-2

文献：Upjohn Co. Patent: US2817670 , 1952 ;