Chemical and Pharmaceutical Bulletin
Online ISSN : 1347-5223
Print ISSN : 0009-2363
ISSN-L : 0009-2363
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Synthesis of Alkynes from Vinyl Triflates Using Tetrabutylammonium Fluoride
Masaru OkutaniYuji Mori
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2015 Volume 63 Issue 5 Pages 393-396

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Abstract

A convenient method for the preparation of alkynes and alkynyl esters from ketones and β-keto esters is described which involves the formation of vinyl triflates, followed by elimination with tetrabutylammonium fluoride trihydrate, to give alkynes. Unlike established elimination methods, the method requires neither a strong base nor anhydrous conditions.

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© 2015 The Pharmaceutical Society of Japan
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