英文别名Azido-PEG4-Tos; 11-Azido-3,6,9-trioxaundecanyl p-toluenesulfonate; Azido-PEG4-OTs; N3-PEG4-OTs; 11-azido-3,6,9-trioxa-undecanyl p-toluenesulfonate; toluene-4-sulfonic acid 2-{2-[2-(2-azidoethoxy)ethoxy]ethoxy}ethyl ester; 2-[2-[2-(2-AZIDOETHOXY)ETHOXY]ETHOXY]-1-(P-TOLUENESULFONYL)-ETHANOL; 2-{2-[2-(2-azido-ethoxy)-ethoxy]-ethoxy}-ethyl tosylate 
