Katritzky AR, Abdel-Fattah AAA, Wang M. A novel access to disubstituted acetylenes.
J Org Chem 2002;
67:7526-9. [PMID:
12375989 DOI:
10.1021/jo0201575]
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Abstract
Reactions of organometallic reagents with 1-(substituted ethynyl)-1H-1,2,3-benzotriazoles 5 derived from a variety of benzotriazolylmethyl ketones 3 afforded disubstituted acetylenes in synthetically useful yields.
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