7-cyclopropanesulfonyl-4,17,20-trimethyl-2-(4-oxo-3,4-dihydro-quinazolin-6-ylamino)-13-oxa-4,11-diaza-tricyclo[14.2.2.1(6,10)]henicosa-1(19),6,8,10(21),16(20),17-hexaene-3,12-dione 以
甲醇 、
乙醇 、
正庚烷 为溶剂,
反应 0.24h,
以40%的产率得到(R)-7-cyclopropanesulfonyl-4,17,20-trimethyl-2-(4-oxo-3,4-dihydro-quinazolin-6-ylamino)-13-oxa-4,11-diaza-tricyclo[14.2.2.1(6,10)]henicosa-1(19),6,8,10(21),16(20),17-hexaene-3,12-dione