CAS 1287660-82-5 appears in our catalog under these names: Propargyl–PEG2–bromide, Propargyl-PEG2-bromide 97%, Propargyl-PEG2-Br, 97%, 97%, Propargyl-PEG2-bromide, 99.03%, 3-(2-(2-BROMOETHOXY)ETHOXY)PROP-1-YNE, 95%. Offered by: GLPBio, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 250mg, 100mg, 1g, 5g, 25g, 100g, 500mg, 10g.