dimethyl (1α,2α,6α,7α,8α,9α,11β,12β)-4-(2'-tert-butoxycarbonylaminoethyl)-4-aza-10-oxapentacyclo[5.5.1.02,6.08,12.09,11]tridecane-3,5-dione-9,11-dicarboxylate 、
(1α,2α,6α,7α)-4-(2'-(9''-acridinylamino)ethyl)-4-azatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione 以
乙腈 为溶剂,
反应 6.0h,
以39%的产率得到dimethyl (1S,2S,3R,4S,8R,9S,10R,11R,12S,13R,14S,18R,19S,20R)-6-[2-(acridin-9-ylamino)ethyl]-16-[2-[(2-methylpropan-2-yl)oxycarbonylamino]ethyl]-5,7,15,17-tetraoxo-21-oxa-6,16-diazaoctacyclo[9.9.1.13,9.113,19.02,10.04,8.012,20.014,18]tricosane-1,11-dicarboxylate