Ethanol, 2-[2-(2-hydroxyethoxy)ethoxy]-, 1-(4-Methylbenzenesulfonate) BroMoMethyl -phosphonic acid diethyl ester 2-(2-(2-Methoxyethoxy)ethoxy)ethyl 4-Methylbenzenesulfonate Tetraethylene glycol di-p-tosylate MPEG4-CH2CH2COOH m-PEG3-acid 2,5,8,11,14-Pentaoxahexadecan-16-amine Tetraethyleneglycol monomethyl ether Tri(ethylene glycol) monomethyl ether tosylate