CAS 437655-96-4 appears in our catalog under these names: Fmoc–NH–PEG6–CH2COOH, Fmoc-NH-PEG6-CH2COOH 95%, Fmoc-NH-PEG6-CH2COOH, 98%, 98%, Fmoc-NH-PEG6-CH2COOH, 99.85%, 1-(9H-Fluoren-9-yl)-3-oxo-2,7,10,13,16,19,22-heptaoxa-4-azatetracosan-24-oic acid, 95%. Offered by: GLPBio, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 100mg, 250mg, 1g, 5g, 10g, 25g, 250 mg, 10 g.