英文名Hydroxyprogesterone别名17a-Hydroxyprogesterone; 4-Pregnen-17a-ol-3,20-dione; 17a-Hydroxypregn-4-ene-3,20-dione产品名称羟孕酮分子结构分子式C21H30O3分子量330.47CAS 登录号68-96-2EINECS 登录号200-699-4物理化学性质熔点276 ºC