CAS 16712-64-4 appears in our catalog under these names: 6-Hydroxy-2-naphthalenecarboxylic acid, 6–Hydroxy–2–naphthoic acid, 6-Hydroxy-2-naphthoic acid, 99% , 6-Hydroxy-2-naphtoic acid, 6-Hydroxy-2-naphthoic Acid, >98.0%(GC)(T). Offered by: Dr. Ehrenstorfer, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth, TCI. Available pack sizes: 100mg, 500g, 5g, 25g, 100g, 250g, 2000g, 1000g.