Synthesis of [1,2-a] benzimidazolo-1,3,5-triazin-2-thione, [1,2-a] benzimidazolo-1,3,5-thiadiazin-2-thione, [1,2-a] benzimidazolo-1,3,5-triazin-2-amine, and [1,2-a] benzimidazol-2-yl amidrazone
作者:A. Hajri、R. Abderrahim
DOI:10.1002/hc.20618
日期:——
and hydrazide to give, respectively, [1,2-a] benzimidazolo-1,3,5-triazin-2-thione 2, [1,2-a] benzimidazolo-1,3,5-thiadiazin-2-thione 3, [1,2-a] benzimidazolo-1,3,5-triazin-2-amine 4, and [1,2-a] benzimidazol-2-yl amidrazone 5 with good yields. Structures elucidation of all newly synthesized heterocyclic compounds was based on the data of IR, 1H NMR, 13C NMR, elemental analysis, and MS of some products
N-benzimidazol-2-yl imidate type 1 与硫脲、二硫化碳、氰胺和酰肼反应分别生成 [1,2-a] benzimidazolo-1,3,5-triazin-2-thone 2, [1 ,2-a] benzimidazolo-1,3,5-thiadiazin-2-thion 3, [1,2-a] benzimidazolo-1,3,5-triazin-2-amine 4, 和 [1,2-a]苯并咪唑-2-基脒腙5 收率良好。所有新合成的杂环化合物的结构解析都是基于部分产物的IR、1H NMR、13C NMR、元素分析和MS数据。© 2010 Wiley Periodicals, Inc. 杂原子化学 21:279–283, 2010; 在线发表于 Wiley InterScience (www.interscience.wiley.com)。DOI 10.1002/hc