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Triazolopyridines. 17. N2-dicyanomethylides: Synthesis, structure and reactivity with acetylenic dipolarophiles

Triazolopyridines. 17. N2-dicyanomethylides: Synthesis, structure and reactivity with acetylenic dipolarophiles

Authors :
Belén Abarca
Rafael Ballesteros
Ana Muñoz
Gurnos Jones
Source :
Tetrahedron. 52:10519-10524
Publication Year :
1996
Publisher :
Elsevier BV, 1996.

Abstract

Preparation and structure of 1,2,3-triazolo[1,5-a]pyridinium N2-dicyanomethylides 7a,b are described. Reaction with methyl propiolate gives trisubstituted indolizines 8a,b in good yield. Reaction of 7b with dimethyl acetylenedicarboxylate gives a quinolizine 12.

Details

ISSN :
00404020
Volume :
52
Database :
OpenAIRE
Journal :
Tetrahedron
Accession number :
edsair.doi...........e8dbdf2ff0d7daec7291fddae91eaeb7
Full Text :
https://doi.org/10.1016/0040-4020(96)00572-8