The effects of reaction medium, PTC, amounts of NaOH and alkylating agent cetyl bromide as well as reaction time and temperature on thedegree of substitution of N-cetylchitosan werestudied.

• 研究了反应介质、催化剂种类、碱的用量、烷化剂用量、反应时间、反应温度等因素对壳聚糖衍生反应的影响。