CAS 113728-71-5 appears in our catalog under these names: 2,2':5',2'':5'',2''':5''',2'''':5'''',2''''':5''''',2'''''':5'''''',2'''''''-Octithiophene, α–Octithiophene, alpha-Octithiophene, Î+/--Octithiophene, 95%. Offered by: Chemat, GLPBio, TCI, Fluorochem. Available pack sizes: 10mg, 100mg.