endo-BCN-PEG3-Boc-amine

t-Boc-N-amido-PEG1-acid，Boc-NH-PEG1-CH2CH2COOH

Bromo-PEG4-t-butyl ester，Br-PEG4-C2-Boc

t-Boc-Aminooxy-PEG4-azide，Boc-Aminooxy-PEG4-azide

N-methyl-N'-(Azido-PEG2-C5)-Cy5

APN-C3-PEG5-acid

t-Boc-aminooxy-PEG3-propargyl

t-Boc-N-Amido-PEG4-azide，Boc-NH-PEG4-azide

m-PEG10-amine，2,5,8,11,14,17,20,23,26,29-Decaoxahentriacontan-31-amine

ICG-PEG-NHS，MW：2000

N-(t-Boc-N-amido-PEG10)-N-bis(PEG10-azide)

Propargyl-PEG4-methylamine

Propane-1,2,3-(PEG11-DBCO)

VS-PEG-NHS，Vinylsulfone-PEG-NHS，MW：2000

m-PEG2-amine，tris-3,6-dioxaheptylamine，3,6-dioxa-heptylamine

Azido-PEG2-amine，Azido-PEG2-C2-amine

Sulfo DBCO-PEG4-Maleimide

Fluorescein-PEG5-NHS ester

N-(Azido-PEG3)-N-Boc-PEG3-acid

Boc-N-amido-PEG12-amine