CAS 215523-34-5 appears in our catalog under these names: 1，8–Naphthyridine–2–carboxylic acid, 1,8-Naphthyridine-2-carboxylic acid 97%, 1,8-Naphthyridine-2-carboxylic acid, 97%, 97%, 1,8-Naphthyridine-2-carboxylic acid, 95%. Offered by: GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 10g, 1g, 250mg, 5g, 100mg, 25g.