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B597167-500mgBis-PEG4-sulfonic acid is a PEG derivative with sulfonic acid moieties. The sulfonic acid groups can participate in esterification, halogenation and displacement reactions. The hydrophilic PEG linkers increase the water solubility of the compound in
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B595302-1gBis-PEG5-acid is a PEG derivative containing two terminal carboxylic acid groups. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acids can be reacted with primary amine groups in the presence of activators
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B595302-250mgBis-PEG5-acid is a PEG derivative containing two terminal carboxylic acid groups. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acids can be reacted with primary amine groups in the presence of activators
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B595302-5gBis-PEG5-acid is a PEG derivative containing two terminal carboxylic acid groups. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acids can be reacted with primary amine groups in the presence of activators
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B595340-100mgBis-PEG5-NHS ester is a PEG derivative containing two NHS ester groups. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and
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B595340-1gBis-PEG5-NHS ester is a PEG derivative containing two NHS ester groups. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and
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B595340-5gBis-PEG5-NHS ester is a PEG derivative containing two NHS ester groups. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and
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B597123-1gBis-PEG5-PFP ester is a PEG derivative containing two PFP ester moieties. PFP esters are activated esters which react with primary amines to form stable amide bonds. The hydrophilic PEG linker increases the water solubility of compounds in aqueous
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B597123-250mgBis-PEG5-PFP ester is a PEG derivative containing two PFP ester moieties. PFP esters are activated esters which react with primary amines to form stable amide bonds. The hydrophilic PEG linker increases the water solubility of compounds in aqueous
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B597123-5gBis-PEG5-PFP ester is a PEG derivative containing two PFP ester moieties. PFP esters are activated esters which react with primary amines to form stable amide bonds. The hydrophilic PEG linker increases the water solubility of compounds in aqueous
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B596509-1gBis-PEG6-acid is a PEG derivative containing two terminal carboxylic acid groups. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acids can be reacted with primary amine groups in the presence of activators
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B596509-250mgBis-PEG6-acid is a PEG derivative containing two terminal carboxylic acid groups. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acids can be reacted with primary amine groups in the presence of activators