Tetrahedron Letters p. 4115 - 4118 (1999)
Update date:2022-07-30
Topics:
Martinez-Barrasa, Valentin
Burgos, Carolina
Izquierdo, M. Luisa
Alvarez-Builla, Julio
Vaquero, Juan J.
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 from appropriate dicarbonyl precursors.
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(1969)
