Term Name:	methoxypoly(ethylene glycol)-maleimide
Synonyms:	alpha-methyl-omega-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)poly(oxyethylene), methoxy-polyethylene glycol maleimide, mono-methyl poly(ethylene glycol) 2-maleimidoethyl ether, monomethoxypoly(ethylene glycol)-maleimide, mPEG-MAL, mPEG-maleimide
Definition:	A poly(ethylene glycol) derivative that is methoxypoly(ethylene glycol) in which the terminal hydroxy group has been converted to the corresponding 2-maleimidoethyl ether. Used particularly for the mPEGylation of free thiol groups in cysteine residues of proteins.
Ontology:	ChEBI [CHEBI:139326]  ( EBI )