Synthesis and tautomerism of 1-arylsulfonamido-1-methylthio-2-nitroethylenes: Conversion to n-arylsulfonyl nitroacetamides
作者:S.P Maybhate、A.R.A.S Deshmukh、S Rajappa
DOI:10.1016/s0040-4020(01)80911-x
日期:——
N-Arylsulfonyl carbonimidodithioic acid dimethyl ester has been reacted with nitroalkanes to generate the corresponding 1-alkylthio-1-aryl sulfonamido-2-nitroethylenes; the latter have been hydrolysed to N-arylsulfonyl-2-nitro-acetamides. Solvent dependent imine-enamine tautomerism is observed in the nitroenamines 2a-d.
使N-芳基磺酰基碳亚氨基二硫代酸二甲酯与硝基烷反应,生成相应的1-烷硫基-1-芳基磺酰胺基-2-硝基乙烯;后者已被水解为N-芳基磺酰基-2-硝基-乙酰胺。在亚硝基胺2a-d中观察到溶剂依赖性的亚胺-烯胺互变异构。