

HY-W1048843A · Free Sample (0.1 - 0.2 mg)
MedChemExpress · Cat: HY-W1048843A
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medchemexpress.com/4-arm-peg-nh2-mw-5000.htmlDescription
4-Arm PEG-NH2 MW 5000 4-Arm PEG-amine MW 5000 is a multi-arm PEG derivative with amine groups at each end of four arms attached to a pentaerythritol core. The reactive primary amine or NH2 groups can react rapidly with activated carboxylic acids such as NHS esters to form stable amide bonds.





