Synthèse d’aminopyrazoles N-phosphonatés
Written by sctunisie no commentsThe synthesis of series of N-phosphorylated 5-aminopyrazole derivatives is described in this work. The reaction involves malononitrile, an orthoester and a phosphonohydrazine. The reaction mechanism was discussed.
D. Jabli, K. Dridi, M.L. Efrit
phosphorohydrazidic acid diethyl ester, thiophosphorohydrazidic acid O, O-diphenyl ester, ylidenes, 5-aminopyrazole
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