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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
- 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