CAS 72236-26-1 appears in our catalog under these names: Amino–PEG5–amine, 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl bis-amine, Amino-PEG5-amine 98%, 3,6,9,12,15-Pentaoxaheptadecane-1,17-diamine, 98%, 98%, Amino-PEG5-amine, 98.44%. Offered by: GLPBio, Biosynth, Ambeed, Chemat, MedChemExpress. Available pack sizes: 100mg, 250mg, 500mg, 1000mg, 2000mg, 1g, 5g, 25 g.