ISSN:
0941-1216
Keywords:
Chemistry
;
Organic Chemistry
Source:
Wiley InterScience Backfile Collection 1832-2000
Topics:
Chemistry and Pharmacology
Notes:
Addition of 1H-benzimidazole-2-carbonitrile (1) to arylidenemalononitrile (2) gave 1-amino-3-aryl pyrido[1,2-a]benzimidazole-2,4-dicarbonitrile (3), 2-aryl-benzimidazole (4) and 1H-benzimidazole-2-acetonitrile,α-(arylmethylene) (5). Compounds (3) reacted with formamide yielding 4-amino-5-aryl pyrimido[5′,4′: 5,6]pyrido[1,2-a]benzimidazole (6).
Additional Material:
2 Tab.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1002/prac.19933350311