methyl (R)-(5',6'-dihydro-2'-thioxo-1,3-dithiolo[4,5-b]-1,4-dithiin-5'-yl)ethanoate 在
mercury(II) diacetate 、
亚磷酸三乙酯 作用下,
以
氯仿 、
溶剂黄146 为溶剂,
反应 7.0h,
生成 methyl 2-[(5R)-2-(5,6-dihydro-[1,3]dithiolo[4,5-b][1,4]dithiin-2-ylidene)-5,6-dihydro-[1,3]dithiolo[4,5-b][1,4]dithiin-5-yl]acetate