Kumar, Ashok; Parshad, Mahavir; Gupta, Rakesh K.; Kumar, Devinder:
Hypervalent Iodine Mediated Oxidation of 1,2-Diaminobenzimidazole and Its Schiff Bases: Efficient Synthesis of 3-Amino-1,2,4-benzotriazine and 2-Aryl-1,2,4-triazolo[1,5-a]benzimidazoles
Synthesis,2009, 10, 1663-1666
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http://dx.doi.org/10.1055/s-0028-1088055