Terminal Alkyne Activation by Frustrated and Classical Lewis Acid/Phosphine Pairs
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- 1 June 2009
- journal article
- research article
- Published by American Chemical Society (ACS) in Journal of the American Chemical Society
- Vol. 131 (24) , 8396-8397
- https://doi.org/10.1021/ja903650w
Abstract
Frustrated and classical Lewis pairs arising from combinations of Lewis acids and phosphines react with terminal alkynes either via C−H activation forming an alkynylborate salt or by addition to alkyne giving a zwitterionic phosphonium borate.Keywords
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