CAS 56718-70-8 appears in our catalog under these names: 2-((4-(2-Methoxyethyl)phenoxy)methyl)oxirane, 95%, Metoprolol Impurity 3, Metoprolol Impurity 7, 3-(4-(2-Methoxyethyl)phenoxy)-1,2-epoxypropane, >95% (HPLC), 1-(4-(2-Methoxyethyl)phenoxy)-2,3-epoxypropane. Offered by: Combi-blocks, Chemat Brand, TRC, Mikromol, GLPBio. Available pack sizes: 250mg, 5g, 1g, on request, 500mg, 100mg, 50g, 25g.