Synthesis of 3-Bromo-4-phenylisothiazole-5-carboxylic Acid and 3-Bromoisothiazole-5-carboxylic Acid by Andreas S. Kalogirou & Panayiotis A. Koutentis

Synthesis of 3-Bromo-4-phenylisothiazole-5-carboxylic Acid and 3-Bromoisothiazole-5-carboxylic Acid by Andreas S. Kalogirou & Panayiotis A. Koutentis

Author:Andreas S. Kalogirou & Panayiotis A. Koutentis
Format: pdf
Tags: Reactions of 3-bromo-4-phenylisothiazole-5-carboxamide and 3-bromoisothiazole-5-carboxamide with NaNO2 (4 equiv.), in TFA, at ca. 0 C gave the carboxylic acid products in 99% and 95% yields, respectively. The two compounds were fully characterized., heterocycle; isothiazole; carboxylic acid


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