CAS 1803547-60-5 appears in our catalog under these names: Br-PEG4-THP, 97%, Br-PEG4-THP, Br–PEG4–THP, 2-[2-[2-[2-(2-Bromoethoxy)ethoxy]ethoxy]ethoxy]tetrahydro-2H-pyran, 97%, 97%, Br-PEG4-THP, 97.0%. Offered by: AmBeed, TargetMol, GLPBio, Chemat, MedChemExpress. Available pack sizes: 100mg, 5mg, 10mg, 250mg, 250 mg, 1 g, 100 mg, 1g.