THP-PEG9，THP-PEG8-OH

Hydrox-PEG8-Tos，Tos-PEG7-OH ，PEG8-Tos

THP-SS-PEG1-t-butyl ester，THP-SS-PEG1-Boc

Fmoc-NH-PEG3-CH2COOH

HydroxRuixiG3-sulfonic acid，PEG4-sulfonic acid

Fmoc-NH-PEG4-CH2COOH

Azido-PEG4-hydrazide HCl Salt，Azido-PEG4-hydrazide

m-PEG11-alcohol，m-PEG11-OH

Azide-PEG7-Tos

PEG11，Decaethylene glycol， HO-PEG10-OH

m-PEG25-NHS ester

Hydrox-PEG9-Tos，PEG9-Tos

m-PEG7-CH2COOH

m-PEG13-t-butyl ester，m-PEG13-Boc

Fmoc-N-amido-PEG7-acid

m-PEG10-t-butyl ester，m-PEG10-Boc

Acid-PEG2-SS-PEG2-acid

Fmoc-NH-PEG5-CH2COOH

m-PEG23-alcohol

SiR-PEG3-azide，SiR-PEG3-N3