Octanethyl glycol

m-PEG17-acid

PEG17，HO-PEG16-OH

m-PEG8-acid，m-PEG8-CH2CH2COOH

m-PEG4-CH2COOH

THP-PEG9，THP-PEG8-OH

1,1,1-Trifluoroethyl-PEG5-alcohol

TBDMS-PEG5，TBDMS-PEG4-OH

m-PEG11-CH2CO2H

C11-PEG13-alcohol

m-PEG37-acid

Hydroxy-PEG3-2-methylacrylate

m-PEG13-NHS ester

m-PEG7-NHS ester

Hydroxy-PEG5-methyl ester，Hydroxy-PEG5-C2-methyl ester

PEG18，HO-PEG17-OH

1-isothiocyanato-PEG4-Alcohol

1,4-Di(3-Hydroxypropoxy)butane

m-PEG2-acid，乙二醇单甲醚丙酸

m-PEG25-NHS ester