化学性质:结晶状,熔点为140-144℃(亦有文献报道为144-150℃)。
用途:羟孕酮琥酯钠的中间体。
生产方法:可由21-羟基孕甾-4-烯-3,20-二酮-21-醋酸酯水解脱除乙酰基,再经催化氢化制得。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 21-acetoxy-5α-pregnane-3,20-dione | 3517-29-1 | C23H34O4 | 374.521 |
—— | 21-Hydroxy-5α-pregnan-3,20-dion-hemisuccinat | 2586-70-1 | C25H36O6 | 432.557 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
3,21-二羟基孕甾n-20-酮 | (3β,5α)-3,21-dihydroxypregnan-20-one | 567-02-2 | C21H34O3 | 334.499 |
—— | 21-Hydroxy-5α-pregnan-3,20-dion-hemisuccinat | 2586-70-1 | C25H36O6 | 432.557 |
Some enolizable α-hydroxy ketones are extremely susceptible to oxidation with traces of air in a reaction vessel. Autoxidation can be used in synthesis of oxo acids or diacids and their derivatives. Yet alkaline hydrolysis of the substrate is possible though under strictly air-free conditions.