Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methylsulfate residue was investigated.
根据酯在碱性条件下水解反应生成醚的原理，研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。
2
Method for synthesizing N, N, N-trimethyl chitosan sulfatemethyl ammonium.
一种N，N，N-三甲基壳聚糖硫酸甲酯铵的合成方法。
3
The possibility of producing methyl methacrylate from methacrylamide sulfate with extraction esterification method has been studied.