t-Boc-N-Amido-PEG8-propargyl，Boc-NH-PEG8-propargyl

t-Boc-N-amido-PEG36-acid，Boc-NH-PEG36-CH2CH2COOH

Amino-PEG9-alcohol，NH2-PEG9-OH

Fmoc-PEG3-CH2CO2-NHS，Fmoc-N-PEG3-CH2-NHS ester

Benzyl-PEG5-CH2CO2tBu，BnO-PEG4-Boc

m-PEG24-azide

Acid-PEG3-SS-PEG3-acid

m-PEG4-t-butyl ester，m-PEG4-Boc

Benzyl-PEG4-CH2CO2tBu，Benzyl-PEG3-CH2-Boc

m-PEG15-amine，MPEG15-NH2

Biotin-PEG4-Picolyl azide，生物素-PEG4-吡啶叠氮化物

PEG17，HO-PEG16-OH

9-(Amino-PEG9-ethylcarbamoyl)nonanoic t-butyl ester

Azidoethyl-PEG2-t-Butyl ester，Azidoethyl-SS-PEG2-Boc

DBCO-S-S-PEG3-biotin，Biotin-PEG3-SS-DBCO

Bis-PEG6-acid，4,7,10,13,16,19-Hexaoxadocosane-1,22-dioic acid

Biotin-PEG4-S-S-NHS

Fmoc-PEG6-alcohol，Fmoc-NH-PEG6-alcohol

Amino-PEG36-CONH-PEG36-acid

Azido-PEG4-4-nitrophenyl carbonate