Synthesis and Characterization of Some Novel Quinolinothiazines of Biological Interest
作者:Balakrishna Kalluraya、Janardhana Nayak、Adithya Adhikari、Sujith K. V.、N Sucheta Shetty、Manuela Winter
DOI:10.1080/10426500701792933
日期:2008.7.4
A series of 3-aryl-4H-5-(61/81-substituted-31-formyl-21-quinolinyl) thia-1,2,4-triazoles were prepared by the reaction of 2-chloro-3-formyl-6/8-substituted quinoline with 3-substituted 4H-5-mercapto-1,2,4-triazole. These thia-triazoles 5 on reaction with substituted acetophenone gave a novel series of 2-substituted-s-triazolo[5,1-b]-6/8-substituted quinolino-9-arylacetyl[1,3]thiazines 8 rather than
通过2-氯-3-甲酰基-6反应制备了一系列3-芳基-4H-5-(61/81-取代-31-甲酰基-21-喹啉基)硫杂-1,2,4-三唑/8-取代的喹啉与 3-取代的 4H-5-巯基-1,2,4-三唑。这些噻三唑 5 与取代的苯乙酮反应得到一系列新的 2-取代-s-三唑并[5,1-b]-6/8-取代的喹啉基-9-芳基乙酰基[1,3]噻嗪 8,而不是预期 1-芳基-3-[21-(5-取代-4H-1,2,4-三唑-5-硫杂)-61/81-取代喹啉-31-基]-2-丙烯-1-酮 7筛选了新化合物对革兰氏阳性菌和革兰氏阴性菌的抗菌活性和对白色念珠菌的抗真菌活性。大多数测试化合物显示出显着的抗菌活性,远高于标准药物硝基呋喃酮的抗菌活性。新化合物的结构是根据分析和光谱数据确定的。在一个典型的例子中,噻嗪8e的结构被单晶X射线数据进一步证实。