CAS 149299-82-1 appears in our catalog under these names: Hydroxy–PEG2–CH2–Boc, Hydroxy-PEG2-CH2-Boc 95%, tert-Butyl 2-(2-(2-hydroxyethoxy)ethoxy)acetate, 97%, 97%, Hydroxy-PEG2-CH2-Boc, 97.0%, HYDROXY-PEG2-T-BUTYL ACETATE, 97%. Offered by: GLPBio, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 250mg, 100mg, 1g, 5g, 25g, 10g, 50g, 100g.