作者:Hakan Bektaş、Nesrin Karaali、Deniz Şahin、Ahmet Demirbaş、Şengül Alpay Karaoglu、Neslihan Demirbaş
DOI:10.3390/molecules15042427
日期:——
Some novel 4,5-disubstituted-2,4-dihydro-3H-1,2,4-triazol-3-one (3, 6, 8, 9) derivatives and or 3-(4-methylphenyl)[1,2,4]triazolo[3,4-b][1,3]benzoxazole (5) were synthesized from the reaction of various ester ethoxycarbonylhydrazones (1a-e) with several primary amines. The synthesis of 4-amino-5-(4-chlorophenyl)-2-[(5-mercapto-1,3,4-oxadiazol-2-yl)methyl]-2,4-dihydro-3H-1,2,4-triazol-3-one (13) was
一些新的 4,5-二取代-2,4-二氢-3H-1,2,4-三唑-3-酮 (3, 6, 8, 9) 衍生物和/或 3-(4-甲基苯基)[1,2 ,4] 三唑并 [3,4-b][1,3] 苯并恶唑 (5) 由各种酯乙氧基羰基腙 (1a-e) 与几种伯胺反应合成。4-氨基-5-(4-氯苯基)-2-[(5-mercapto-1,3,4-oxadiazol-2-yl)methyl]-2,4-dihydro-3H-1,2的合成, 4-三唑-3-一(13)由4-氨基-5-(4-氯苯基)-2,4-二氢-3H-1,2,4-三唑-3-一(2)为原料,由四脚步; 然后使用 4-甲氧基苯甲醛将 13 转化为相应的席夫碱 (14)。最后,以吗啉或甲基哌嗪为胺组分,得到14的两种曼尼希碱衍生物。