Chitosan schiff-base was synthesized via the reaction of chitosan with salicylaldehyde, which (reacted) with a palladium salt to obtain a chitosan schiff-base coordinated palladium catalyst.

• 水杨醛与壳聚糖反应制得壳聚糖席夫碱配体,再与钯盐反应得到壳聚糖席夫碱钯催化剂。