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Atom-Economic Synthesis of 4-Pyrones from Diynones and Water
Version 1
: Received: 8 January 2017 / Approved: 9 January 2017 / Online: 9 January 2017 (04:46:22 CET)
A peer-reviewed article of this Preprint also exists.
Xu, Y.-L.; Teng, Q.-H.; Tong, W.; Wang, H.-S.; Pan, Y.-M.; Ma, X.-L. Atom-Economic Synthesis of 4-Pyrones from Diynones and Water. Molecules 2017, 22, 109. Xu, Y.-L.; Teng, Q.-H.; Tong, W.; Wang, H.-S.; Pan, Y.-M.; Ma, X.-L. Atom-Economic Synthesis of 4-Pyrones from Diynones and Water. Molecules 2017, 22, 109.
Abstract
Transition-metal-free synthesis of 4-pyrones via TfOH-promoted nucleophilic addition/cyclization of diynones and water has been developed. This transformation is simple, atom economical and environmentally benign, providing rapid and efficient access to substituted 4-pyrones.
Keywords
4-pyrones; diynones; water; transition-metal-free
Subject
Chemistry and Materials Science, Organic Chemistry
Copyright: This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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