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MAL-PEG4-NHS ester


MAL-PEG4-NHS ester

Catalog:CDPB-041281

INQUIRY Datasheet

Common UseMal-PEG4-NHS ester is a PEG derivative containing a maleimide group and an NHS ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol.
Structure MAL-PEG4-NHS ester
PEG Molecular Weight442.4 g/mol
Functional GroupMaleimide/NHS ester
Purity98%
Storage-20°C
Molecular FormulaC19H26N2O10
CAS No.1325208-25-0
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