Hasan, sadiq. “Synthesis, and Studying Effect of a Solvent on the 1H-NMR Chemical Shifts of 4-Azido-N-(6-Chloro-3-pyridazinyl)benzenesulfonamide”. Al-Qadisiyah Journal of Pure Science 26, no. 3 (August 6, 2021): 1-11. Accessed December 2, 2025. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/1429.