作者:V. O. Sinenko、S. R. Slivchuk、O. P. Mityukhin、V. S. Brovarets
DOI:10.1134/s1070363217120039
日期:2017.12
Br-lithiation reactions of 1,3-thiazole were studied in order to obtain new thiazole derivatives. Four isomeric chloromethyl derivatives of 1,3-thiazole containing a protected aldehyde group like 2-(1,3-dioxolan-2-yl)-5-(chloromethyl)-1,3-thiazole, 5-(1,3-dioxolan-2-yl)-2-(chloromethyl)-1,3-thiazole, 4-(1,3-dioxolan-2-yl)-2-(chloromethyl)-1,3-thiazole, and 2-(1,3-dioxolan-2-yl)-4-(chloromethyl)-1,3-thiazole
研究了1,3-噻唑的H-锂化和Br-锂化反应,以获得新的噻唑衍生物。含有受保护的醛基的1,3-噻唑的四种异构体氯甲基衍生物,如2-(1,3-二氧戊环-2-基)-5-(氯甲基)-1,3-噻唑,5-(1,3-二氧戊环-2-基)-2-(氯甲基)-1,3-噻唑,4-(1,3-二氧戊环-2-基)-2-(氯甲基)-1,3-噻唑和2-(1,合成了3-二氧戊环-2-基)-4-(氯甲基)-1,3-噻唑。研究了它们与二甲胺和甲硫醇钠的亲核取代反应。获得了低分子量的1,3-噻唑系列的新醛。