Synthesis of 4-(1-phenyl-1H-pyrazol-3-yl)-[1,2,4]triazolo[4,3-a]quinoxalines and their 4-halogenopyrazolyl analogs
作者:Kamal F. M. Atta、El Sayed H. El Ashry
DOI:10.1002/jhet.694
日期:2011.9
Synthesis of 3‐[1‐(ethoxycarbonyl)‐[1,2,4]triazolo[4,3‐a]quinoxalin‐4‐yl]‐1‐phenyl‐1H‐pyrazol‐5‐yl}methyl ethyl oxalate (2), ethyl 4‐[5‐(acetoxymethyl)‐1‐phenyl‐1H‐pyrazol‐3‐yl]‐[1,2,4]triazolo[4,3‐a]quioxaline‐1‐carboxylate (4), [4‐halo‐1‐phenyl‐3‐(1‐phenyl‐[1,2,4]triazolo[4,3‐a]quioxalin‐4‐yl)‐1H‐pyrazol‐5‐yl]methyl acetate (11), 4‐halo‐3‐[1‐methyl‐[1,2,4]triazolo[4,3‐a]quinoxalin‐4‐yl]‐1‐phen
3- [1-(乙氧羰基)-[1,2,4]三唑并[4,3-a]喹喔啉-4-基] -1-苯基-1 H-吡唑-5-基}草酸甲基乙酯的合成(2),4- [5-(乙酰氧基甲基)-1-苯基-1 H-吡唑-3-基] -2- [1,2,4]三唑[4,3-a]喹喔啉-1-羧酸乙酯(4),[4-卤-1-苯基-3-(1-苯基-[1,2,4]三唑[4,3-a]喹喔啉-4-基)-1 H-吡唑-5-基]甲基醋酸盐(11),4-卤代-3- [1-甲基-[1,2,4]三唑[4,3-a]喹喔啉-4-基] -1-苯基-1 H-吡唑醇5-基}乙酸甲酯(13)和[3-([1,2,4]三唑-[4,3-a]喹喔啉-4-基)-4-卤代-1-苯基-1 H-吡唑[-5-基]甲酸甲酯(15)完成。新化合物的结构研究基于化学和光谱学证据。J.杂环化学。(2011)