英文别名Azido-PEG4-Boc; 2-Methyl-2-propanyl 1-azido-3,6,9,12-tetraoxapentadecan-15-oate; 3,6,9,12-Tetraoxapentadecan-15-oic acid, 1-azido-, 1,1-dimethylethyl ester; Azido-PEG5-t-butyl ester; N3-PEG4-tBu; N3-PEG4-CH2CH2COOtBu; 15-Azido-4,7,10,13-tetraoxapentadecanoic acid 1,1-dimethylethyl ester; Azido-PEG4-COOtBu