CAS 104-66-5 appears in our catalog under these names: Ethylene Glycol Diphenyl Ether, Ethylene Glycol Diphenyl Ether, >99.0%(GC), 1,2-Diphenoxyethane 98%, 1,2-DIPHENOXYETHANE, 99%, 1,2-Diphenoxyethane, 98%. Offered by: GLPBio, TCI, Ambeed, Sigma-Aldrich, Fluorochem. Available pack sizes: 100g, 500g, 5g, 25g.