73711-89-4
3,20-dioxo-4-aza-5α-pregnane
→
~96%
103335-55-3
3-酮-4-氮杂-5a-雄烷-17b-羧酸
103335-54-2
3-氧代-4-氮杂-5-雄烷-17B-羧酸
~81%
1416955-23-1
20283-95-8
1416955-18-4
3510-20-1
3,5-seco-4-norpregn-5,20-dion-3-carboxylic acid
57-83-0
孕酮