m-PEG4-TCO

Thalidomide-O-PEG4-Propargyl，Thalidomide-PEG4-Propargyl

N-Tos-N-(t-butoxycarbonyl)-aminoxRuixiG4-Tos，Tos-aminoxy-Boc-PEG4-Tos

m-PEG4-(CH2)8-phosphonic acid

(S, R, S)-AHPC-PEG6-acid

Bis-Sulfone-PEG8-acid

Tos-PEG3-CH2CO2H

t-Butoxycarbonyl-PEG1-NHS ester

Methyltetrazine-PEG24-acid

Pomalidomide-PEG4-Ph-NH2

N3-PEG-COOH，Azide-PEG-acid，MW：3400

Thalidomide-O-PEG6-Acid

m-PEG6-(CH2)8-phosphonic acid

DM1-MCC-PEG3-biotin

N3-PEG-COOH，Azide-PEG-acid，MW：5000

Mal-NO2-Ph-PEG12-NHS

(S, R, S)-AHPC-PEG3-acid

Bis-sulfone-PEG4-Acid

Methyltetrazine-PEG4-azide

Bis-sulfone-PEG12-Acid