Folate-PEG-amine, MW 10,000 can react with an NHS ester molecule or carboxylic acid in the presence of an activator, such as EDC or HATU. The folate group can strongly bind with folate receptor which is frequently overexpressed in a number of cancerous cells. The 10k PEG units improve the hydrophilicty of the compound. Reagent grade, for research purpose.
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