In the presence of TMSOTf, a wide variety of terminal acetylenes add rapidly and efficiently to aldehydes via a catalytically generated zinc acetylide. In the absence of TMSOTf, no reaction is observed under otherwise identical conditions.
Copyright © 2009, American Chemical Society. This article first appeared in Journal of Organic Chemistry: 74:7 (2009), 2904-2906.
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Downey, C. Wade, Brian D. Mahoney, and Vincent R. Lipari. "Trimethylsilyl Trifluoromethanesulfonate- Accelerated Addition of Catalytically Generated Zinc Acetylides to Aldehydes." Journal of Organic Chemistry 74, no. 7 (March 4, 2009): 2904-906. doi:10.1021/jo900102w.