CAS 103878-58-6 appears in our catalog under these names: 5-Bromothiazole-4-carboxylic acid, 98%, 5-Bromothiazole-4-carboxylic acid 97%, 5-Bromothiazole-4-carboxylic acid, 97%, 97%, 5-Bromothiazole-4-carboxylic acid, 95%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 10g, 5g, 25g, 100g, 1g, 250mg.