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Pyrrolo[1,2,3-de]quinoxalines: unexpected products from 1,3-dipolar cycloaddition of dihydroimidazolium ylides

โœ Scribed by Raymond C.F Jones; James N Iley; Pedro M.J Lory; Simon C Coles; Mark E Light; Michael B Hursthouse

Book ID
104230683
Publisher
Elsevier Science
Year
2001
Tongue
French
Weight
94 KB
Volume
42
Category
Article
ISSN
0040-4039

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โœฆ Synopsis

4,5-Dihydroimidazoles undergo an N-alkylation and 1,3-dipolar cycloaddition cascade with unsaturated a-bromoketones, with subsequent eliminative ring-opening, recyclisation and tautomerisation to form unexpected hexahydropyrrolo[1,2,3de]quinoxalines.

๐Ÿ“œ SIMILAR VOLUMES

Intramolecular 1,3-Dipolar Cycloaddition
Intramolecular 1,3-Dipolar Cycloadditions of Dihydroimidazolium Ylides: Synthesis of Pyrrolo[1,2,3-de]quinoxalines and Imidazo[1,2-a]indoles.
โœ Pedro M. J. Lory; Raymond C. F. Jones; James N. Iley; Simon J. Coles; Michael B. ๐Ÿ“‚ Article ๐Ÿ“… 2006 ๐Ÿ› John Wiley and Sons โš– 23 KB ๐Ÿ‘ 1 views

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