PEG

m-PEG9-phosphonic acid ethyl ester is a PEG chain linker. The hydrophilic PEG linkers increase the water solubility of compound in aqueous media. Longer PEG chains have better water solubility properties relative to shorter PEG chains. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

m-PEG9-phosphonic acid ethyl ester is a PEG chain linker. The hydrophilic PEG linkers increase the water solubility of compound in aqueous media. Longer PEG chains have better water solubility properties relative to shorter PEG chains. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Aminooxy-PEG3-propargyl has a alkyne group and an aminooxy group. The aminooxy group reacts with aldehydes or ketones to form a stable oxime linkages. The alkyne group can participate in copper catalyzed azide-alkyne Click Chemistry reactions. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries. Aminooxy compounds are very reactive and sensitive; they cannot be stored for long term. Immediate use (within 1 week) is highly recommended.

t-Boc-aminooxy-PEG3-propargyl is a click reagent with a propargyl group and t-Boc-aminooxy group. The propargyl group can react with azide-bearing compounds or biomolecules via copper catalyzed Click Chemistry. T-Boc-aminooxy group can be free up under mild acidic conditions. The hydrophilic PEG spacer increases solubility in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Bis-Mal-PEG19 is a PEG linker containing a two maleimide groups. The maleimide groups will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol. The hydrophilic PEG spacer increases solubility in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Benzyl-PEG7-alcohol is a PEG chain containing a benzyl protecing group and a primary alcohol group. The benzyl is an alcohol protecting group and can be removed via hydrogenolysis. The alcohol group can react to further derivatize the compound. The hydrophilic PEG chains increase the water solubility of the compound in aqueous media. Longer PEG chains have better water solubility properties relative to shorter PEG chains. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

THP-SS-PEG1-Tos is a cleavable linker containing a THP protecting group and a tosyl end group. Tos is a good leaving group by reacting with nucleophiles, The disulfide bonds can be cleaved by using Dithiothreitol (DTT) reagent. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

m-PEG9-bromide is a PEG linker containing a bromide group. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

m-PEG5-bromide is a PEG linker containing a bromide group. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.