Tetrahedron p. 8147 - 8158 (1993)
Update date:2022-08-11
Topics:
Prager, Rolf H.
Singh, Yogendra
A number of 5-oxo-2,5-dihydroisoxazoles, substituted with nitrogen heterocycles at N-2, have been subjected to flash vacuum pyrolysis. Annelated imidazoles are obtained in excellent yields, and are presumed to arise by intramolecular cyclisation of an imi
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