A novel synthetic approach to 4-acetamido-1-arylindazoles via Semmler–Wolff rearrangement of 1-aryl-6,7-dihydro-5H-indazol-4-one oxime
作者:Sulur G. Manjunatha、Sreekanth Bachu、Vasantha Krishna Kadambar、Andiappan Murugan、Sridharan Ramasubramanian、Puranik Ramachandra、Sudhir Nambiar
DOI:10.1016/j.tetlet.2014.04.058
日期:2014.5
A simple and efficient procedure for the syntheses of 4-acetamido-1-arylindazoles from corresponding 1-aryl-6,7-dihydro-5H-indazol-4-one oximes by Semmler-Wolff aromatization using acetic anhydride and sodium iodide is reported. (C) 2014 Elsevier Ltd. All rights reserved.