57-88-5
胆固醇
→
~71%
63-05-8
雄烯二酮
+
897-06-3
雄甾-1,4-二烯-3,17-二酮
40736-33-2
(20S)-21-Hydroxy-20-methylpregn-4-en-3-one
80981-37-9
24-norchol-4-ene-3,22-dione
80981-38-0
24-norchola-1,4-diene-3,22-dione
35525-27-0
20-(羟甲基)孕甾-1,4-二烯-3-酮