Yield:-

Reaction Conditions:

with water;chlorine at 50;

Steps:

2 Preparation of Trimethoxy Sulfide and Trimethoxy Sulfide

According to the literature method [Major R Tet. Al., J. Org. Chem. 23 (5): 1563-1565, 1958] preparation: Dimethyl sulfoxide and iodomethane were refluxed under N2 to give trimethoxythiodide iodide; Methoxythio iodide and chlorine reaction of trimethoxy sulfur chloride.

References:

CN106518812,2017,A Location in patent:Paragraph 0064; 0065; 0066; 0067