Journal of Organic Chemistry p. 1959 - 1964 (1984)
Update date:2022-08-05
Topics:
Schweizer, Edward E.
Lee, Kee-Jung
The preparation and "criss-cross" cycloaddition reactions of 1-oxo-3,4-diaza-2,4,6-heptatrienes 5 obtained form 1-substituted triphenylphosphonium 2-<(2-oxo-1,2-diphenylethylidene)hydrazono>propylides 23a-e and formaldehyde, benzaldehyde, or p-nitrobenzal
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