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N-MAL-N-Bis(PEG4-NHS ester)


N-MAL-N-Bis(PEG4-NHS ester)

Catalog:CDPB-04607

INQUIRY Datasheet

Common UseN-Mal-N-Bis(PEG4-NHS ester) is a branched PEG derivative with a terminal maleimide group and two terminal NHS ester. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.
Structure N-MAL-N-Bis(PEG4-NHS ester)
PEG Molecular Weight858.9 g/mol
Functional GroupMaleimide/NHS ester
Purity98%
Storage-20°C
Molecular FormulaC37H54N4O19
CAS No.2112738-60-8
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