The first example of an intramolecular Westphal reaction. Synthesis of a new aza-quinolizinium type system.

Authors
Martinez-Barrasa, V Burgos, C Izquierdo, ML Alvarez-Builla, J Vaquero, JJ
Citation
V. Martinez-barrasa et al., The first example of an intramolecular Westphal reaction. Synthesis of a new aza-quinolizinium type system., TETRAHEDR L, 40(21), 1999, pp. 4115-4118
Citations number
26
Categorie Soggetti
Chemistry & Analysis","Organic Chemistry/Polymer Science
Journal title
TETRAHEDRON LETTERS
ISSN journal
00404039 → ACNP
Volume
40
Issue
21
Year of publication
1999
Pages
4115 - 4118
Database
ISI
SICI code
0040-4039(19990521)40:21<4115:TFEOAI>2.0.ZU;2-G
Abstract
The first example of an intramolecular Westphal condensation is described. To test the utility of this reaction, new benz(f)azino[2,1-a]phthalazinium salts have been prepared fi om appropriate dicarbonyl precursors. (C) 1999 Elsevier Science Ltd. All rights reserved.