The octodecyl(2 sulfite)ethyl dimethyl ammonium is a new sulfie inner ester amphoteric surfactant and is synthesized from N, N dimethyl octodecyl amine and ethylene sulfite.

• 由N，N-二甲基十八烷基胺和乙撑亚硫酸酯反应合成的十八烷基（2-亚硫酸）乙基二甲基铵是一种新型的亚硫酸内酯型两性表面活性剂。