英文别名Acid-PEG2-C2-Boc; Acid-PEG2-t-butyl ester; 3-[2-[3-[(2-methylpropan-2-yl)oxy]-3-oxopropoxy]propanoic acid; COOH-PEG2-OtBu; 3-[2-(2-Carboxyethoxy)ethoxy]propanoic Acid; 3-[2-(3-tert-Butoxy-3-oxopropoxy)ethoxy]propanoic acid; 3-[2-(3-tert-butoxy-3-oxo-propoxy)ethoxy]propanoic acid; 3-[2-(2-Carboxyethoxy)ethoxy]propanoic acid tert-butyl ester; Propanoic acid, 3-[2-(2-carboxyethoxy)ethoxy]-, 1-(1,1-dimethylethyl) ester; t-butyl ester-PEG1-acid; Acid-PEG2-t-Bu Ester