[1]Benzopyrano[2,3,4-i,j]isoquinolines: a new, versatile route from 1-bromoxanthones
作者:Alberto Garcı́a、Domingo Domı́nguez
DOI:10.1016/s0040-4039(01)00983-2
日期:2001.7
[1]Benzopyrano[2,3,4-i,j]isoquinolines were synthesized from a bromoxanthone by assembly of the isoquinoline ring in three steps: vinylation, hydroamination and ring-closing reduction of the xanthone carbonyl.