Mal-PEG2-Val-Cit-PAB-OH，Mal-PEG2-Val-Cit-amido-PAB-OH

t-Boc-aminooxy-PEG6-propargyl

DBCO-PEG8-acid，DBCO-PEG8-COOH

Biotin-PEG6-NHS ester

N-(Amino-PEG23)-N-bis(PEG23-Azide)

t-boc-N-amido-PEG5-azide，Boc-NH-PEG5-azide

Aminooxy-PEG1-propargyl HCl salt

N-Boc-N-bis(PEG4-NHS ester)

Bromo-PEG2-CH2CO2tBu，Bromo-PEG2-CH2-Boc

N,N'-bis-(azide-PEG3)-chlorocyclohexenyl Cy7

Azido-PEG3-Val-Cit-PAB-OH

NH-bis(PEG3-t-butyl ester)，NH-bis(PEG3-Boc)

IA-PEG-NHS，Iodoacetyl-PEG-NHS，MW：1000

VS-PEG-NHS，Vinylsulfone-PEG-NHS，MW：10000

Biotin-PEG8-azide，生物素-PEG8-叠氮化物

DADPS Biotin Alkyne，Biotin-PEG4-amino-t-Bu-DADPS-C3-alykne

DBCO-PEG10-DBCO

Bromo-PEG12-t-butyl ester，Bromo-PEG12-Boc

Tri(Amino-PEG5-amide)-amine，Tri(Amino-PEG5-amide)-amine TFA

DBCO-PEG12-Maleimide，Mal-PEG12-DBCO