One-pot synthesis of 2-amino-3-cyanopyridine derivatives under solvent-free conditions
作者:Ramin Ghorbani-Vaghei、Zahra Toghraei-Semiromi、Rahman Karimi-Nami
DOI:10.1016/j.crci.2013.06.006
日期:2013.12
Résumé A series of 2-amino-3-cyanopyridines were obtained from aryl aldehydes, substituted acetophenones, malononitrile and ammonium acetate in good to excellent yields by proceeding through a simple, mild and efficient procedure utilizing N,N,N′,N′-tetrabromobenzene-1,3-disulfonamide [TBBDA] and poly(N-bromo-N-ethylbenzene-1,3-disulfonamide) [PBBS] as catalysts. Supplementary Materials: Supplementary material for this article is supplied as a separate file: mmc1.docx
摘要
一系列2-氨基-3-氰基吡啶通过简单、温和和高效的程序,从芳香醛、取代的乙酰苯酮、马来腈和醋酸铵合成,产率良好到优秀。该过程以N,N,N′,N′-四溴苯-1,3-二磺酰胺(TBBDA)和聚(N-溴-N-乙基苯-1,3-二磺酰胺)(PBBS)作为催化剂。
补充材料:
本文章的补充材料作为单独文件提供:
mmc1.docx