N-(Boc-PEG5)-N-bis(PEG4-acid)

Azido-PEG3-methyl ester

N-(Azido-PEG3)-N-(PEG3-NH-Boc)-PEG3-t-butyl ester

Azide-PEG-Rhodamine B，N3-PEG-RB，MW：20000

DNP-PEG3-[1,2,3]triazole-PEG5-amido-Mal

Tri(Azide-PEG10-NHCO-ethyloxyethyl)amine

m-PEG8-acid，m-PEG8-CH2CH2COOH

Bis-PEG2-NHS ester

N-Boc-PEG8-bromide

Biotin-PEG2-iodide，Biotin-PEG2-C2-iodoacetamide

m-PEG5-NHS ester

Fmoc-PEG6-NHS ester

PEG6-(CH2CO2H)2

Biotin-PEG2-C4-alkyne

m-PEG5-acid，4,7,10,13,16-五氧杂十七烷酸

Benzyl-PEG3-CH2CO2tBu，Benzyl-PEG2-CH2-Boc

Biotin-PEG6-NHS ester

Benzyloxy carbonyl-PEG3-acid

N-(PEG1-OH)-N-Boc-PEG2-propargyl

t-Boc-N-amido-PEG12-acid，Boc-NH-PEG12-CH2CH2COOH