2-((Azido-PEG8-carbamoyl)methoxy)acetic acid

Azido-PEG10-NHS ester

Ald-PEG4-azide，N3-PEG4-CH2CH2CHO

Mal-PEG4-trimethylammonium chloride

Thalidomide-Acid，TC E3 5031，Cereblon ligand 3

Azido-PEG1-PFP ester

Mal-PEG5-NHS ester

Mal-PEG11-alcohol

Carboxy-PEG4-sulfonic acid

Mal-PEG2-NH-Boc

Azido-PEG5-CH2CO2H

Azido-PEG16-t-butyl ester，Azido-PEG16-Boc

Cbz-N-amido-PEG5-acid，Cbz-NH-PEG5-C2-acid

N-Boc-N'-(PEG1-t-butyl ester)-L-Lysine-OH

Azido-PEG5-CH2CO2-NHS

Mal-amido-PEG4-NHS

Azido-PEG5-NHS ester

Azido-PEG2-PFP ester

Mal-amido-PEG12-acid

Mal-PEG6-acid