Synthesis of 1-(2,2-Dicyanovinyl)-, 1-(2,4,4-Tricyano-1,3-butadienyl)-, 1,6-Bis(2,2-dicyanovinyl)-1,3,5-cycloheptatriene and Their Vinylogs.
作者:Hiroyuki Higuchi、Masao Kondo、Hiroko Yonehara、Juro Ojima、Masahiko Iyoda
DOI:10.1246/bcsj.66.275
日期:——
The 1-(2,2-dicyanovinyl)-, 1-(2,4,4-tricyano-1,3-butadienyl)-, 1,6-bis(dicyanovinyl)-substituted 1,3,5-cycloheptatriene, and their vinylogs have been synthesized by condensation of 1-formyl-, 1-(2-cyano-2-formylvinyl)-, 1,6-diformyl-1,3,5-cycloheptatriene, and their vinylogs, respectively, with malononitrile mediated with TiCl4 as a Lewis acid.
合成了1-(2,2-二氰乙烯基)-、1-(2,4,4-三氰基-1,3-丁二烯基)-、1,6-双(二氰乙烯基)取代的1,3,5-环庚三烯及其衍生物,这些化合物是通过将1-甲酰基-、1-(2-氰基-2-甲酰乙烯基)-、1,6-二甲酰基-1,3,5-环庚三烯及其衍生物与马隆腈在TiCl4作为路易斯酸的介导下进行缩合反应合成的。