10-methoxy-2,2,4-trimethyl-2,5-dihydro-1H-6-oxa-1-aza-chrysen-5-ol 、
烯丙基三甲基硅烷 以a Lewis acid to provide 5-(allyloxy)-10-methoxy-2,2,4-trimethyl-2,5-dihydro-1H-chromeno[3,4-f]quinoline的产率得到5-(allyloxy)-10-methoxy-2,2,4-trimethyl-2,5-dihydro-1H-chromeno[3,4-f]quinoline