Baviskar, P. D.; Kale , A. D.; Mahire , V. N.; Gosavi, S. D.; Dalal, D. S.; Mahulikar, P. P. Aqueous Hydrotropes: An Efficient and Reusable Catalyst for the Synthesis of 3-Carboxy-Coumarin Motifs at Room Temperature. Eur. J. Chem. 2024, 15, 239-244.