A Direct Synthesis of<i>N</i>,<i>N</i>′-Bis(2-hydroxybenzylidene)-1,1-diaminoalkanes by a Three-Component Reaction
作者:Xiu-Ren Bu、Qing-Jin Meng、Xiao-Zeng You、Shou-Heng Sun
DOI:10.1055/s-1989-27236
日期:——
The direct synthesis of new double Schiff bases with an alkane-1,1-diamine unit is achieved in good yields through a three-component reaction of salicylaldehyde or 5-bromosalicylaldehyde, aliphatic aldehydes, and ammonium acetate or aqueous ammonia in methanol.