CAS 637-56-9 appears in our catalog under these names: p–Phenetidine Hydrochloride, p-Phenetidine Hydrochloride, p-Phenetidine Hydrochloride, >98.0%(HPLC)(T), 4-Ethoxyaniline hydrochloride 98%, 4-Ethoxyaniline hydrochloride, 98%. Offered by: GLPBio, Biosynth, TCI, Ambeed, Fluorochem. Available pack sizes: 100g, 25g, 500g, 2,5g, 0,25g.