CAS 139115-90-5 appears in our catalog under these names: Azido-PEG2-alcohol, 5 g, Azido-PEG2-alcohol, Azido–PEG2–alcohol, 2-(2-Azidoethoxy)ethan-1-ol, >95.0%(GC), Azido-PEG2-alcohol, 500 mg. Offered by: Roth, TargetMol, GLPBio, Biosynth, TCI. Available pack sizes: 5g, 10mg, 25mg, 50mg, 100mg, 1g, 0,5g, 250mg.