CAS 1160264-33-4 appears in our catalog under these names: 2-(4-Carboxy-1H-indol-1-yl)-4-methylthiazole-5-carboxylic acid, 97%, 1-(5-Carboxy-4-methyl-1,3-thiazol-2-yl)-1h-indole-4-carboxylic acid, 95%. Offered by: AmBeed, Combi-blocks. Available pack sizes: 5g, 1g.