[(2S,3S,4aR,8aR)-4-Benzoyl-2,3-bis-(2-hydroxy-phenyl)-octahydro-quinoxalin-1-yl]-phenyl-methanone 、
六乙基亚磷酸胺 以
xylene 为溶剂,
以75%的产率得到[(1S,17S,19R,24R)-25-benzoyl-9-(diethylamino)-8,10-dioxa-18,25-diaza-9-phosphapentacyclo[15.8.0.02,7.011,16.019,24]pentacosa-2,4,6,11,13,15-hexaen-18-yl]-phenylmethanone