The first example of an intramolecular Westphal reaction. Synthesis of a new aza-quinolizinium type system
作者:Valentín Martínez-Barrasa、Carolina Burgos、M.Luisa Izquierdo、Julio Alvarez-Builla、Juan J. Vaquero
DOI:10.1016/s0040-4039(99)00696-6
日期:1999.5
The first example of an intramolecular Westphal condensation is described. To test the utility of this reaction, new benz(f)azino[2,1-a]phthalazinium salts have been prepared from appropriate dicarbonyl precursors.
描述了分子内Westphal缩合的第一个例子。为了测试该反应的效用,已经从合适的二羰基前体制备了新的苯并(f)叠氮[2,1- a ]酞菁盐。