Syntheses and fluorescence of salicylaldimine schiff base derivatives of 1,1′-di(aminoethylaminocarbonylalkyl)-2,2′-biimidazole
作者:William M. Barnett、Peris J. Carr、Joseph A. Counsil、Harvest L. Collier
DOI:10.1002/jhet.5570450645
日期:2008.11
The amide-amine, 1,1′-di(aminoethylaminocarbonylethyl)-2,2′-biimidazole (DAEPB) (1), and subsequent Schiff base imine product, 1,1′-di(salicylaldiminoethylaminocarbonylethyl)-2,2′-biimidazole (DSEB) (2a), have been synthesized from the ester, 1,1′-di(ethoxycarbonylethyl)-2,2′-biimidazole (DEPB). Additionally, 1,1′-di(salicylaldiminoethylaminocarbonylmethyl)-2,2′-biimidazole (DSMB) (2b), was prepared
酰胺-胺1,1'-二(氨基乙基氨基羰基乙基)-2,2'-联咪唑(DAEPB)(1)和随后的席夫碱亚胺产物1,1'-二(水杨基铝二氨基乙基氨基羰基乙基)-2,2'-由酯1,1'-二(乙氧羰基乙基)-2,2'-联咪唑(DEPB)合成了联咪唑(DSEB)(2a)。另外,由其相应的酰胺-胺制备了1,1'-二(水杨基二氨基乙基氨基羰基甲基)-2,2'-联咪唑(DSMB)(2b)。所有化合物均通过FTIR,NMR和元素分析进行了表征。水杨醛亚胺化合物(2a)和(2b)分别在很宽的激发波长范围内在540和520 nm处显示荧光。