(4R,4aS,7aS,12bS)-3-(cyclopropylmethyl)-4a-hydroxy-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-9-carbonitrile 在
potassium hydroxide 作用下,
以
叔丁醇 为溶剂,
反应 5.0h,
以95%的产率得到(1S,5R,13S,17S)-4-(cyclopropylmethyl)-17-hydroxy-12-oxa-4-azapentacyclo[9.6.1.0^{1,13}.0^{5,17}.0^{7,18}]octadeca-7(18),8,10-triene-10-carboxamide