acetyl propionyl
英
美
网络 乙酰丙酰
双语例句
- In the CAP synthesis under heterogeneous condition, the substitution degree of acetyl and propionyl were increased as the reaction temperature and time increased, while the viscosity of CAP was decreased.
以有机酸为介质、硫酸为催化剂、酸酐为酯化剂非均相合成CAP，发现随着反应时间和温度的提高，乙酰和丙酰取代度提高，CAP的特性粘度降低。