CAS 1291090-31-7 appears in our catalog under these names: 1,1-Dimethylethyl 15-iodo-4,7,10,13-tetraoxapentadecanoate 95%, tert-Butyl 1-iodo-3,6,9,12-tetraoxapentadecan-15-oate, 98%, 98%, Boc-PEG4-I, 98.0%, TERT-BUTYL 1-IODO-3,6,9,12-TETRAOXAPENTADECAN-15-OATE, 98%. Offered by: Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 10g, 100mg, 250mg, 1g, 5g, 500 mg, 250 mg, 5 g.