CAS 104518-25-4 appears in our catalog under these names: m-PEG7-Br/ min. 98%, m–PEG7–Br, m-PEG7-Br 95%, 22-Bromo-2,5,8,11,14,17,20-heptaoxadocosane, 96%, 96%, m-PEG7-Br, 97.0%. Offered by: TargetMol, GLPBio, Ambeed, Chemat, MedChemExpress. Available pack sizes: 50mg, 1g, 250mg, 100mg, 5g, 25g, 10g, 100 mg.