英文别名Bis-PEG6-t-butyl ester; tert-Butyl 3-[2-(2-{2-[2-(2-tert-butoxycarbonylethoxy)ethoxy]ethoxy}ethoxy)-ethoxy]propionate; OtBu-PEG5-OtBu; CH2CH2COOTBU-PEG5-CH2CH2COOTBU; 4,7,10,13,16-Pentaoxanonadecanedioic acid, 1,19-bis(1,1-dimethylethyl) ester; 1,19-di-tert-butyl 4,7,10,13,16-pentaoxanonadecanedioate; di-tert-butyl 4,7,10,13,16-pentaoxanonadecanedioate 
