Fmoc-N-amido-PEG6-acid，Fmoc-NH-PEG6-CH2CH2COOH

Azide-PEG4-Tos

3-(m-PEG12-ethoxycarbonyl)propanoic acid，m-PEG12-COO-propanoic acid

m-PEG12-azide

Fmoc-NH-PEG1-CH2COOH

Diketone-PEG12-DBCO

Fmoc-N-amido-PEG16-acid，Fmoc-NH-PEG16-CH2CH2COOH

Dimethylanaline-PEG35-alcohol

Azido-PEG2-sulfonic acid，Azido-PEG2-C2-sulfonic acid

m-PEG6-Mal，m-PEG6-amino-Mal

Fmoc-PEG2-alcohol

1-isothiocyanato-PEG3-Azide

m-PEG3-S-Acetyl

C11-PEG4-alcohol

m-PEG16-alcohol，十六甘醇单甲醚

Fmoc-NMe-PEG2-acid，Fmoc-N-methyl-PEG3-CH2CH2COOH

Mal-amido-PEG2-Val-Cit-PAB-PNP

Bis-(Norbornene-PEG23)-disulfides

DMTr-PEG12-Azide

Propargyl-PEG1-SS-PEG1-acid