Synthesis of Progesterone by First Utilizing Pregnana- 3S,5R,6R,16S,20S-pentaol, a Clean Oxidation Product of Diosgenin
JI Fei, ZHOU Tao, LIN Jing-Rong, JIN Rong-Hua, TIAN Wei-Sheng
Acta Chimica Sinica . 2010, (22): 2331 -2337 .