Formation of 1,1-dialkoxy-1,2-dihydrocyclobuta[b]quinoline from a 1′,2′-dihydrospiro[cyclopropane-1,2′-quinoline] derivative
作者:Yoshiki Hamada、Michiharu Sugiura、Minoru Hirota
DOI:10.1016/s0040-4039(01)81779-2
日期:1981.1
1,1-Dialkoxy-l,2-dihydrocyclobuta[b]quinolines were obtained in good yields starting from 2-methylquinoline, the key intermediate being 2,2-dichloro- 1′-formyl-1′,2′-dihydrospiro[cyclopropane-1,2′-quinoline] .
从2-甲基喹啉开始以高收率得到1,1-二烷氧基-1,2-二氢环丁[b]喹啉,关键中间体为2,2-二氯-1'-甲酰基-1',2'-二氢螺[环丙烷] -1,2'-喹啉]。