Poly(N,N ′-dibromo-N-ethyl-benzene-1,3-disulphonamide) and N,N,N ′,N ′-tetrabromobenzene-1,3-disulphonamide as novel catalysts for synthesis of quinoxaline derivatives
作者:RAMIN GHORBANI-VAGHEI、SOMAYE HAJINAZARI
DOI:10.1007/s12039-013-0386-x
日期:2013.3
Poly(N,N ′ -dibromo-N-ethyl-benzene-1,3-disulphonamide) [PBBS] and N,N,N ′ ,N ′ -tetrabromobenzene-1,3-disulphonamide [TBBDA] were used as efficient catalysts for the synthesis of quinoxaline derivatives in excellent yields from 1,2-diamines and 1,2-dicarbonyls under aqueous and solvent-free conditions. Poly(N,N′-dibromo-N-ethyl-benzene-1,3-disulphonamide) [PBBS] and N,N,N′, N′-tetrabromobenzene-1
聚(Ñ,Ñ ' -dibromo- ñ -乙基-苯-1,3- disulphonamide)[PBBS]和Ñ,Ñ,Ñ ',Ñ ' -tetrabromobenzene -1,3- disulphonamide [TBBDA]被用作有效的催化剂用于在水和无溶剂条件下由1,2-二胺和1,2-二羰基化合物以优异的收率合成喹喔啉衍生物。 聚(N,N'-二溴-N-乙基-苯-1,3-二磺酰胺)[PBBS]和N,N,N ',N'-四溴苯-1,3-二磺酰胺[TBBDA]被用作有效催化剂用于在水和无溶剂条件下由1,2-二胺和1,2-二羰基化合物以优异的收率合成喹喔啉衍生物。