英文别名Bromoacetamido-PEG4-C2-Boc; 2-Methyl-2-propanyl 1-bromo-2-oxo-6,9,12,15-tetraoxa-3-azaoctadecan-18-oate; 6,9,12,15-Tetraoxa-3-azaoctadecan-18-oic acid, 1-bromo-2-oxo-, 1,1-dimethylethyl ester; tert-butyl 3-[2-[2-[2-[2-[(2-bromoacetyl)amino]ethoxy]ethoxy]ethoxy]ethoxy]propanoate; Bromoacetamido-PEG4-t-Butyl Ester; Bromoacetamido-PEG5-t-Butyl Ester; BrCH2CONH-PEG4-COOtBu; 4,7,10,13-Tetraoxa-16-azaoctadecanoic acid, 18-bromo-17-oxo-, 1,1-dimethylethyl ester 
