A series of pyrazolecarboxamides containingα-aminoacetanilide moiety (4) were synthesized. These compounds were characterized by IR, MS and1H NMR. Their fugicidal activities againstRhizoctonia solani, Sclerotinia sclerotiorum, Monilinia fructicolaandAlternaria brassicaewere evaluated. The results show that compound 4l and 4p, which bear only one electron-donating group on thepara-position of phenyl or benzyl group, possessed excellent inhibitory activities against the above four fungi.
一系列含有α-氨基乙酰苯胺基团的吡唑甲酰胺类化合物(4)被合成。这些化合物通过红外光谱、质谱和1H核磁共振进行表征。它们对Rhizoctonia solani、Sclerotinia sclerotiorum、Monilinia fructicola和Alternaria brassicae的杀真菌活性进行了评估。结果表明,化合物4l和4p,在苯基或苄基的对位仅带有一个电子给予基团,对上述四种真菌具有出色的抑制活性。