Boc-NH-PEG5-CH2CH2COOH Product Catalog # Size Price (USD) Quantity Boc-NH-PEG5-CH2CH2COOH280203-1G1 g$405.00 - Boc-NH-PEG5-CH2CH2COOH-1g quantity + Boc-NH-PEG5-CH2CH2COOH280203-5G5 g$1,155.00 - Boc-NH-PEG5-CH2CH2COOH-5g quantity + Add to cart Description CAS #: 1347750-78-0 Molecular Formula: C18H35NO9 Molecular Weight: 409.6