ammonium chloroethanesulfonate 、 2-(6-chlorohex-2-yn-1-yl)-6-methyl-1,3,6,2-dioxazaborocane-4,8-dione 在
iodobenzene phenylacetate 作用下,
以
二氯甲烷 为溶剂,
以80 %的产率得到2,2,2-trichloroethyl (6-chloro-1-(6-methyl-4,8-dioxo-1,3,6,2-dioxazaborocan-2-yl)hex-2-yn-1-yl)sulfamate