
Chemical Communications p. 205 - 206 (1996)
Update date:2022-08-25
Topics:
Nakayama, Juzo
Kimata, Atsuko
Taniguchi, Hideki
Takahashi, Fumihiko
The reaction of benzyne, generated from 2-carboxybenzenediazonium chloride 4, with 1,3-benzodithiole-2-thione gives the novel bicyclic sulfonium chloride 7 by trapping of the 1,3-dipolar cycloaddition intermediate 6 with hydrogen chloride which when treated with ethylene trithiocarbonate affords 7 in one-pot in good yields.
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