4,12,14,20,26,28-Hexazahexacyclo[24.6.1.17,14.02,6.08,13.027,32]tetratriaconta-1(33),2(6),7(34),8(13),9,11,27(32),28,30-nonaene-3,5-dione 、
碘乙烷 以
四氢呋喃 为溶剂,
反应 48.0h,
以50%的产率得到20-Ethyl-4,12,14,20,26,28-hexazahexacyclo[24.6.1.17,14.02,6.08,13.027,32]tetratriaconta-1(33),2(6),7(34),8(13),9,11,27(32),28,30-nonaene-3,5-dione