H2N-PEG2-CH2CH2COOH Product Catalog # Size Price (USD) Quantity H2N-PEG2-CH2CH2COOH282501-1G1 g$287.00 - H2N-PEG2-CH2CH2COOH-1g quantity + H2N-PEG2-CH2CH2COOH282501-5G5 g$645.00 - H2N-PEG2-CH2CH2COOH-5g quantity + Add to cart Description Synonym: α-amine-ω-propionic acid diethylene glycol) CAS #: 791028-27-8 Molecular Formula: C7H15NO4 Molecular Weight: 177.2