2-(1-Chloro-2-methyl-1-oxopropan-2-yl)sulfanylcarbothioylsulfanyl-2-methylpropanoyl chloride 、
N-(hydroxyethyl)-cis-5-norbornene-exo-2,3-dicarboximide 在
三乙胺 作用下,
以
二氯甲烷 为溶剂,
以578 mg的产率得到2-[(1S,2S,6R,7R)-3,5-dioxo-4-azatricyclo[5.2.1.02,6]dec-8-en-4-yl]ethyl 2-[1-[2-[(1S,2S,6R,7R)-3,5-dioxo-4-azatricyclo[5.2.1.02,6]dec-8-en-4-yl]ethoxy]-2-methyl-1-oxopropan-2-yl]sulfanylcarbothioylsulfanyl-2-methylpropanoate