反应详情

General procedure A was followed with the reaction of (4-bromo-phenyl)-oxo-acetaldehyde and 5-(4-fluoro-benzyl)-[1,2,4]triazole-3,4-diamine to provide 7-(4-bromo-phenyl)-3-(4-fluoro-benzyl)-[1,2,4]triazolo[4,3-b][1,2,4]triazine and 6-(4-bromo-phenyl)-3-(4-fluoro-benzyl)-[1,2,4]triazolo[4,3-b][1,2,4]triazine (example 5).