Green synthesis of some new thiopyrano[2,3-<i>d</i>][1,3]thiazoles using lemon juice and their antibacterial activity
作者:Nadia Hanafy Metwally、Mohamed Ahmed Badawy、Doha Samir Okpy
DOI:10.1080/00397911.2018.1495234
日期:2018.10.2
green method has been developed for the synthesis of a series of new 3-phenyl-6-(substituted)-thiopyrano[2,3-d]thiazole-2,5,7(6H)-triones, 6-cyano-2-oxo-3-phenyl-thiopyrano[2,3-d]thiazoles, 3-phenyl-3,5,5a,11b-tetrahydro-2H,6H-chromeno-[4′,3′:4,5]thiopyrano[2,3-d]thiazole-2,6-dione and 5-amino-6-cyano-2-oxo-3-phenyl-3,7-dihydro-2H-thiopyrano[2,3-d]thiazoles via hetero-Diels–Alder reaction by conventional
摘要 开发了一种简单的绿色合成方法,用于合成一系列新型 3-苯基-6-(取代)-噻唑并[2,3-d]噻唑-2,5,7(6H)-triones, 6-cyano -2-oxo-3-phenyl-thiopyrano[2,3-d]thiazoles, 3-phenyl-3,5,5a,11b-tetrahydro-2H,6H-chromeno-[4',3':4,5] thiopyrano[2,3-d]thiazole-2,6-dione 和 5-amino-6-cyano-2-oxo-3-phenyl-3,7-dihydro-2H-thiopyrano[2,3-d]thiazoles 通过以柠檬汁为天然酸,通过常规方法和绿色方法进行异狄尔斯-阿尔德反应。通过元素分析和光谱数据解释了所有新合成化合物的结构。评价合成的化合物对某些病原菌的体外抗菌活性。这项研究是未来设计更有效抗菌剂的平台。图形概要