Reactions of azines. 8. Synthesis and thermal rearrangement of 1-oxo-3,4-diaza-2,4,6-heptatrienes and 1-oxo-3,4-diaza-2,4,6,7-octatetraenes (allenyl azines)
Reactions of phosphorus compounds. 40. Alkylation and acylation reactions of triphenylphosphonium 2-[(2-oxo-1,2-diphenylethylidene)hydrazono]propylide. Examination of the anomalous pyridazine and pyrazole products from the benzoylation reaction
Reactions of azines. 9. Rearrangement of 1-oxo-3,4,8-triaza-2,4,6,7-octatetraenes to 2,3-dihydro-1H-imidazo[1,2-b]pyrazol-2-ones and 4,9-dihydropyrazolo[5,1-b]quinazolines