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Lewis acid-base 1,2-addition reactions: synthesis of pyrylium borates from en-ynoate precursors.

Wilkins, Lewis, Hamilton, Hugh, Kariuki, Benson, Hashmi, Stephen, Hansmann, Max and Melen, Rebecca 2015. Lewis acid-base 1,2-addition reactions: synthesis of pyrylium borates from en-ynoate precursors. Dalton Transactions 45 , pp. 5929-5932. 10.1039/C5DT03340C

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Abstract

Treatment of methyl (Z)-2-alken-4-ynoates with the strong Lewis acid tris(pentafluorophenyl) borane, B(C6F5)3, yield substituted zwitterionic pyrylium borate species via an intramolecular 6-endo-dig cyclisation reaction.

Item Type: Article
Date Type: Publication
Status: Published
Schools: Chemistry
Subjects: Q Science > QD Chemistry
Publisher: Royal Society of Chemistry
ISSN: 1477-9226
Funders: EPSRC
Date of First Compliant Deposit: 30 March 2016
Date of Acceptance: 22 September 2015
Last Modified: 17 Oct 2019 02:39
URI: http://orca-mwe.cf.ac.uk/id/eprint/77032

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