2beta-Ethoxy-3alpha-hydroxy-21-morpholino-5alpha-pregnane-11,20-dione 、 、
柠檬酸 在
水 作用下,
以
乙醇 为溶剂,
以thereby giving a solution of 2β-ethoxy-3α-hydroxy-21-morpholino-5α-pregnane-11,20-dione citrate at concentration 100 mg的产率得到2β-ethoxy-3α-hydroxy-21-morpholino-5α-pregnane-11,20-dione citrate