isopropyl magnesium (1+); bromide 、
lamellarin D 在
caesium carbonate 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 16.5h,
以51%的产率得到12-(4-Hydroxy-3-methoxyphenyl)-8,16-dimethoxy-7,17-di(propan-2-yloxy)-4-oxa-1-azapentacyclo[11.8.0.02,11.05,10.014,19]henicosa-2(11),5,7,9,12,14,16,18,20-nonaen-3-one