丁二腈 、
(11S,12R)-11-amino-9,10-dimethyl-9,10-dihydro-9,10-ethanoanthracen-12-ol 在
zinc(II) chloride 作用下,
以
氯苯 为溶剂,
反应 133.0h,
以100%的产率得到(15R,19S)-17-[2-[(15R,19S)-1,8-dimethyl-16-oxa-18-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13,17-heptaen-17-yl]ethyl]-1,8-dimethyl-16-oxa-18-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13,17-heptaene