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  • Addition reaction of dialkyl disulfides to terminal alkynes catalyzed by a rhodium complex and trifluoromethanesulfonic acid.

Addition reaction of dialkyl disulfides to terminal alkynes catalyzed by a rhodium complex and trifluoromethanesulfonic acid.

Organic letters (2001-03-22)
M Arisawa, M Yamaguchi
ABSTRACT

[reaction: see text]. Addition of dialkyl disulfides to terminal alkynes is catalyzed by a rhodium-phosphine complex and trifluoromethanesulfonic acid giving (Z)-bis(alkylthio)olefins stereoselectively.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Trifluoromethanesulfonic acid, ReagentPlus®, ≥99%
Sigma-Aldrich
Trifluoromethanesulfonic acid, reagent grade, 98%