CAS 28020-73-7 appears in our catalog under these names: 2,6–Bis(2–benzimidazolyl)pyridine, 2,6-Bis(2-benzimidazolyl)pyridine, >98.0%(HPLC), 2,6-Bis(benzimidazol-2-yl)pyridine 98%, 2,6-BIS(2-BENZIMIDAZOLYL)PYRIDINE, 2,6-Bis(benzimidazol-2-yl)pyridine, 98%, 98%. Offered by: GLPBio, TCI, Ambeed, Sigma-Aldrich, Chemat. Available pack sizes: 1g, 25g, 5g, 250mg, 10g.