CAS 1984776-39-7 appears in our catalog under these names: Azido–PEG8–C–Boc, N3-PEG8-CH2COOtBu 95%, 1,1-Dimethylethyl 26-azido-3,6,9,12,15,18,21,24-octaoxahexacosanoate, 98%, 98%, Azido-PEG8-C-Boc. Offered by: GLPBio, Ambeed, Chemat, MedChemExpress. Available pack sizes: 100mg, 250mg, 1g, 5g, Get quote.