Synthesis, Antibacterial and Antifungal Activity of Some New Pyrazoline and Pyrazole Derivatives
作者:Seham Hassan
DOI:10.3390/molecules18032683
日期:——
3-hydrazinyl-5,10-dihydro-[1,2,4]triazino[5,6-b]quinoxaline (25) by reaction with diethyl malonate or ethyl acetoacetate, respectively. Condensation of 6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2-carbaldehyde (1') with compound 24 or 25 afforded the corresponding Schiff's bases 36 and 37, respectively. Reaction of the Schiff's base 37 with benzoyl hydrazine or acetic anhydride afforded benzohydrazide
由α,β-不饱和酮2-4合成了一系列2-吡唑啉5-9。然后通过将适当的查耳酮 2-4 与 4-肼基苯磺酰胺盐酸盐缩合来合成带有苯磺酰胺部分的新 2-吡唑啉衍生物 13-15。[1,2,4] 三唑并[3,4-c][1,2,4]triazino[5,6-b]-5H-indole-5-ethanoate (26) 和 1-(5H-[1] ,2,4]triazino[5,6-b] indol-3-yl)-3-methyl-1H-pyrazol-5(4H)-one (32) 由 3-hydrazinyl-5H-[1,2] 合成,4] 三嗪基 [5,6-b] 吲哚 (24)。另一方面,乙基[1,2,4]三唑并[3,4-c][1,2,4]三嗪基[5,6-b]-5,10-二氢喹喔啉-5-乙酸酯(27)和1 -(5,10-dihydro-[1,2,4]triazino[5,6-b]quinoxalin-3-