中文摘要：

以5-溴水杨醛、1，2-二溴乙烷、邻苯二胺和壳聚糖为原料，采用超声波催化法合成了壳聚糖嫁接大环席夫碱，其结构经1HNMR，FT-IR，MS和元素分析确证。

英文摘要：

Chitosan grafted with macrocyclic Schiff-base was synthesized from 5-bromosalicylaldehyas, 1,2-bromoethane, o-phenylenediamine and chitosan by ultrasonic catalytic method. The structure was confirmed by 1H NMR, FT-IR, MS and elemental analysis.