Synthesis of some new 1-acyl-5-aryl-3-(5-methyl-1-p-tolyl-1H-1,2,3-triazol-4-yl)-4,5-dihydro-1H-pyrazole
作者:Heng-Shan Dong、Yan-Fei Wang、Guo-Liang Shen、Bin Quan、Wang-Jun Dong
DOI:10.1002/jhet.726
日期:2012.1
Some new compounds (E)‐3‐aryl‐1‐(5‐methyl‐1‐p‐tolyl‐1H‐1,2,3‐triazol‐4‐yl)‐prop‐2‐en‐1‐ones 5a–e were prepared by 1‐(5‐methyl‐1‐p‐tolyl‐1H‐1,2,3‐triazol‐4‐yl)‐ethanone and various aromatic aldehydes. Then one pot reaction was happened by compounds 5a–e with hydrazine hydrate in acetic acid or propionic acid, respectively, to give the title compounds 1acyl‐5‐aryl‐3‐(5‐methyl‐1‐p‐tolyl‐1H‐1,2,3‐triazol‐4‐yl)‐4
一些新化合物(E)-3-芳基-1-(5-甲基-1-对甲苯基-1 H -1,2,3-三唑-4-基)-丙-2-烯-1-酮5a -e由1-(5-甲基-1-对甲苯基-1 H -1,2,3-三唑-4-基)乙酮和各种芳族醛制备。然后一锅反应发生由化合物5A-E与在乙酸或丙酸水合肼,分别得到标题化合物1acyl -5-芳基-3-(5-甲基-1- p甲苯基- 1 H ^ - 1,2,3-三唑-4-基)-4,5-二氢-1 H-吡唑6a–i。所有结构均通过MS,IR,CHN,1 H-NMR和13建立C-NMR光谱数据。J.杂环化学。(2012)。