Synonyms: alpha-MaleiMidopropionyl-oMega-succiniMidyl-10(ethylene glycol);Mal-PEG10-NHS;α-MaleiMidopropionyl-ω-succiniMidyl-10(ethylene glycol);37-(2,5-Dihydro-2,5-dioxo-1H-pyrrol-1-yl)-35-oxo-4,7,10,13,16,19,22,25,28,31-decaoxa-34-azaheptatriacontanoic acid 2,5-dioxo-1-pyrrolidinyl ester