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Ruthenium-Promoted Z-Selective Head-to-Head Dimerization of Terminal Alkynes in Organic and Aqueous Media

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posted on 29.08.2005, 00:00 by Xingguo Chen, Peng Xue, Herman H. Y. Sung, Ian D. Williams, Maurizio Peruzzini, Claudio Bianchini, Guochen Jia
[RuH(CH3CN)(NP3)]OTf effectively catalyzes the dimerization of both aliphatic and aromatic alkynes to give (Z)-enynes in high regio- and stereoselectivity. The catalytic system can tolerate a number of functional groups, which allows for its use in organic and aqueous medium.