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马来酰亚胺-四聚乙二醇

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Mal-PEG3-alcohol

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Azido-PEG4-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane

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Azido-PEG4-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane

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羧酸-三聚乙二醇-硫代乙酸酯

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S-acetyl-PEG3-acid

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BOC-N-AMIDO-PEG4-(CH2)3CO2H

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t-Boc-N-amido-PEG4-(CH2)3CO2H

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Bromoacetamido-PEG5 -Azide

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Bromoacetamido-PEG5 -Azide

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Propargyl-PEG4-acid

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MAL-NH-PEG4-CH2CH2COOTBU

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叠氮-五聚乙二醇-丙酸叔丁酯

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Azide-PEG5-t-butyl ester

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Mal-PEG4-PFP

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FMOC酰胺-五聚乙二醇-NHS酯

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Fmoc-PEG5-NHS ester

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Acetyl hexapeptide 38

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Acetyl hexapeptide 38

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AZIDO-PEG4-AMIDO-TRI-(CARBOXYETHOXYMETHYL)-METHANE

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

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Propargyl-PEG5-tetra-Ac-beta-D-galactose

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2-(Azido-PEG2-amido)-1,3-propandiol

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Propargyl-PEG5-beta-D-galactose

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