Reaction of 2,2,3,3-Tetracyanocyclopropanecarboxylic Acid with Iodides. Synthesis of 3-Cyano-4-dicyanomethylidene-5-oxo-4,5-dihydro-1H-pyrrol-2-olates
作者:O. V. Kayukova、Ya. S. Kayukov、A. N. Nikolaev、V. A. Tafeenko、O. V. Ershov、O. E. Nasakin
DOI:10.1007/s11178-005-0198-7
日期:2005.4
Reactions of 2,2,3,3-tetracyanocyclopropanecarboxylic acid with potassium, sodium, calcium, strontium, barium, ammonium, N-methylpyridinium, N-methylquinolinium, N,N-dimethyl-1,4-diazabicyclo-[2.2.2]octane-1,4-diium, and N,N-dimethylanilinium iodides afforded the corresponding 3-cyano-4-dicyanomethylidene-5-oxo-4,5-dihydro-1H-pyrrol-2-olates.
2,2,3,3-四氰基环丙烷羧酸与钾、钠、钙、锶、钡、铵、N-甲基吡啶、N-甲基喹啉、N,N-二甲基-1,4-二氮杂双环[2.2.2]八烷-1,4-二阳离子以及N,N-二甲苯基碘化物的反应,生成相应的3-氰基-4-二氰基甲基-5-氧-4,5-二氢-1H-吡咯-2-烯酸盐。