Journal fur Praktische Chemie - Chemiker-Zeitung p. 616 - 622 (1993)
Update date:2022-09-26
Topics: Synthesis Medicinal chemistry Heterocyclic compounds Azo compounds Precursor Pyrazoles Coordination Chemistry Agrochemicals Functional group reactive intermediate Zwitterion 1,2,4-Triazines
Lutze, G.
Kirschke, K.
Krauss, N.
Reaction of 3-arylazo-propenoic acid amides 5 with NaOCl yields N-chloroamides 6 which give under alkaline conditions 1,2,4-triazines 9 and 10 (products of a Hofmann degradation).This reaction competes with an intramolecular electrophilic amination and a
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