Shahnawaaz, Mohammed, Arshi Naqvi, Arikatla V. Rao, and Daya S. Seth. “A Comparative Study of the Synthesis of 6-[(Z)(4-Chlorophenyl) Diazenyl]-N-(3,4-Dichlorophenyl)-2-Oxo-2H-Chromene-3-Carboxamide”. Asian Journal of Chemistry 22, no. 7 (June 11, 2010): 5781–5783. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/31715.