m-PEG48-amine

t-Boc-N-Amido-PEG3-amine，PROTAC Linker 15，1-Boc-amine-11-amino-3,6,9-trioxaundecane

NH-bis(PEG2-Boc)，NH-bis(C2-PEG2-NH-Boc)

Amino-PEG12-CH2CO2-t-butyl ester

m-PEG5-amine，m-PEG5-NH2，2,5,8,11,14-Pentaoxahexadecan-16-amine

Propargyl-PEG1-acid

Propargyl-PEG9-bromide

Amino-PEG11-amine

Amine-PEG4-Amido-tri-(carboxyethoxymethyl)-methane

Amino-PEG8-amine，3,6,9,12,15,18,21,24-Octaoxahexacosane-1,26-diamine

Propargyl-PEG9-alcohol

Propargyl-PEG14-alcohol

Propargyl-PEG6-t-butyl ester，Propargyl-PEG6-Boc

endo-BCN-PEG4-t-butyl ester

Azido-PEG6-amine，NH2-PEG6-N3

Propargyl-PEG13-t-butyl ester

t-boc-N-amido-PEG7-amine，Boc-NH-PEG7-NH2，Boc-NH-PEG7-CH2CH2NH2

Propargyl-PEG4-CH2CO2H

FITC-PEG-N3，Fluorescein-PEG-Azide，MW：1000

Propargyl-PEG13-acid