hexahydro-3a,6a-(methanooxymethano)pyrrolo[3,4-c]-pyrrole-2,5-diium chloride 、
(1aR,12bS)-8-cyclohexyl-5-((isopropenylsulfonyl)carbamoyl)-11-methoxy-1,12b-dihydrocyclopropa[d]indolo[2,1-a][2]benzazepine-1a(2H)-carboxylic acid 在
双(2-氧代-3-恶唑烷基)次磷酰氯 、
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 16.0h,
以59%的产率得到(1aR,12bS)-8-cyclohexyl-N-(isopropenylsulfonyl)-1a-(4H-3a,6a-(methanoiminomethano)furo[3,4-c]pyrrol-5(1H,3H,6H)-ylcarbonyl)-11-methoxy-1,1a,2,12b-tetrahydrocyclopropa[d]indolo[2,1-a][2]benzazepine-5-carboxamide