作者:L. K. Papernaya、A. A. Shatrova、A. V. Kletskov、S. K. Petkevich、I. V. Sterkhova、L. V. Klyba、G. G. Levkovskaya
DOI:10.1134/s107042801704008x
日期:2017.4
One-pot condensation of dithiooxamide with 4,5-dichloro-1,2-thiazole-3-carbaldehyde and 5-phenyl-1,2-oxazole-3-carbaldehyde, followed by oxidation of intermediate 2,5-dihydro[1,3]thiazolo[5,4-d]-[1,3]thiazoles with selenium dioxide, afforded previously unknown 2,5-bis(4,5-dichloro-1,2-thiazol-3-yl)- and 2,5-bis(5-phenyl-1,2-oxazol-3-yl)[1,3]thiazolo[5,4-d][1,3]thiazoles as first representative of bis-isothiazolyl-
二
硫代乙酰胺与4,5-二
氯-1,2-
噻唑-3-
甲醛和5-苯基-1,2-
恶唑-3-
甲醛的一锅缩合,然后氧化中间体2,5-二氢[1, 3]
噻唑并[5,4- d ]-[1,3]
噻唑与
二氧化硒,提供了以前未知的2,5-双(4,5-二
氯-1,2-
噻唑-3-基)-和2, 5-双(5-苯基-1,2-
恶唑-3-基)[1,3]
噻唑并[5,4- d ] [1,3]
噻唑是双
异噻唑基和双
异恶唑基
噻唑的第一代表。