New method for in situ generation of enolate-iminium 1,4-dipoles for [4 + 2] and [4 + 1] dipolar heterocycloaddition reactionsElectronic supplementary information (ESI) available: Experimental procedures, physico-chemical and spectral data. CCDC 1457141-1457145. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c6ra21981k

Generation of hydrazoylketenes by thermal decomposition of N -(diphenylenamino)pyrrolediones is accompanied by 5- exo-trig ring closure to furnish a zwitterionic dihydropyrazolone species. In contrast to Lisowskaya's earlier report, we established that in most cycloaddition reactions such dihyd...

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Hauptverfasser:	Zhulanov, Vladimir E, Dmitriev, Maksim V, Maslivets, Andrey N, Rubin, Michael
Format:	Artikel
Sprache:	eng
Online-Zugang:	Volltext
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