N-(Azido-PEG3)-N-Boc-PEG3-NHS ester

Bromo-PEG5-bromide

m-PEG8-bromide，m-PEG8-Br

Bromo-PEG4-alcohol，Br-PEG4-OH

N-(Azido-PEG2)-N-Boc-PEG3-NHS ester

Bromo-PEG4-acid，1-Bromo-3,6,9,12-tetraoxapentadecan-15-oic acid

Bromoacetamido-PEG4-NHS ester

N-(Azido-PEG3)-NH-PEG3-acid HCl salt，N-(Azido-PEG3)-NH-PEG3-acid

Bromo-PEG3-bromide，1,11-ibromo-3,6,9-trioxaundecane

N-(Azido-PEG3)-N-bis(PEG4-t-butyl ester)

Bromo-PEG8-t-butyl ester，Bromo-PEG8-Boc

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

m-PEG9-bromide，Methyl-PEG9-bromide，甲基-九乙二醇-溴代

NH-bis(PEG3-azide)

17-(Bromoacetamido-PEG9-ethylcarbamoyl)tridecanoic t-butyl ester

N-(Azido-PEG10)-N-PEG10-acid

Acid-PEG25-Amide-Tri(3-methoxypropanamide-PEG23-Azide) Methane

Bromoacetamido-PEG5-azide

N-(Azido-PEG3)-N-Boc-PEG4-NHS ester

Azidobutanamide-tri-(carboxyethoxymethyl)-methane