Haloacetylated enol ethers.<b>13</b>. Synthesis of<i>N</i>-[1-aryl(alkyl)-3-oxo-4,4,4-trichloro-1-buten-1-yl]-<i>o</i>-phenylenediamines and 2-trichloromethyl-4-aryl-3<i>H</i>-1,5-benzodiazepines
作者:Helio Gauze Bonacorso、Sandra R. T. Bittencourt、Arci D. Wastowski、Alexandre P. Wentz、Nilo Zanatta、Marcos A. P. Martins
DOI:10.1002/jhet.5570360108
日期:1999.1
The synthesis and isolation of the intermediates N-[1-aryl(alkyl)-3-oxo-4,4,4-trichloro-1-buten-1-yl]-o-phenylenediamines 2a-f and the corresponding 2-trichloromethyl-4-aryl-3H-1,5-benzodiazepines 3c-g or benzimidazoles 4a-b derivatives obtained from the intramolecular cyclization of 2a-f or from direct cyclo-condensation reaction of β-alkoxyvinyl trichloromethyl ketones 1a-g with o-phenylenediamine
中间体N- [1-芳基(烷基)-3-氧代-4,4,4-三氯-1-丁烯-1-基]-邻苯二胺2a-f和相应的2-三氯甲基的合成和分离-4-芳基-3- ħ -1,5-苯二氮3C-克或苯并咪唑4a-b中从分子内环化得到的衍生物2A-F或从β-烷氧基乙烯基三氯甲基酮的直接环缩合反应1A-G与ö -报道了苯二胺。取决于β-烷氧基乙烯基三氯甲基酮或N- [1-芳基(烷基)-3-氧代-4,4,4-三氯丁烯-1-基] -o的结构获得了苯二胺和反应条件,苯并咪唑或3 H -1,5-苯并二氮杂s。