HETEROANNULATION OF CYCLIC BETA-DIKETONES - SYNTHESIS OF QUINAZOLINE, ISOQUINOLINE AND OXAZINE DERIVATIVES

Faculty	Science	Year:	1995
Type of Publication:	Article	Pages:	873-875
Authors:	ASSY, MG, AMER, AM
Journal:	POLISH JOURNAL OF CHEMISTRY POLISH CHEMICAL SOCIETY	Volume:	69
Research Area:	Chemistry	ISSN	ISI:A1995RA69700006
Keywords :	DIKETONE, IMINOETHER, QUINAZOLINE, ISOQUINOLINE, OXAZINE
Abstract:	beta-diketone 1 reacted with iminoether 2 to give quinazoline 3. Addition of enaminone 4 to benzoyl isothiocyanate yielded quinazoline 7. The synthesis of thioamide 8 and its transformation into quinazoline 9, isoquinoline 10 and/or oxazine 11 are also described.
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