CAS 114740-40-8 appears in our catalog under these names: O–Methyl–undecaethylene glycol, Hydroxy-dPEG®,12-t-Butyl Ester, m-dPEG®,11-OH, m-dPEG®,15-OH, m-dPEG®,23-OH. Offered by: GLPBio, Biosynth, Chemat. Available pack sizes: 100mg, 1g, 500mg, 1000mg, 5000mg, 250mg, 5g.