PEG

N-(Azido-PEG3)-N-Boc-PEG4-t-butyl ester is a branched molecule with a terminal azide group and a t-butyl ester group. Azide (N3) enables PEGylation via Click Chemistry. Boc group and the t-butyl protected carboxyl group can be deprotected under mild acidic conditions. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Hydroxy-PEG1-methyl ester is a PEG linker containing a hydroxyl group and a methyl ester. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. Methyl ester can be hydrolyzed under strong basic condition. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

N-(Azido-PEG3)-N-Boc-PEG4-acid can undergo Click Chemistry with Propargyl, BCN or DBCO reagents. Boc group can be deprotected under acidic conditions. Carboxylic acid (CO2H) group is reactive with primary amino groups in the presence of EDCor HATU. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

N-Benzyl-N-bis(PEG1-OH) is a PEG linker that contains a benzyl-protected PEG intermediate Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

N-(Amino-PEG1)-N-bis(PEG2-propargyl) HCl salt is a crosslinker consisting of an amino group with two propargyl groups. The amino group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The propargyl groups can form triazole linkage with azide-bearing compounds or biomolecules via copper catalyzed Click Chemistry. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

t-boc-N-amido-PEG6-azide is a azide containing crosslinking reagent with a Boc-protected amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The reagent can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The Boc group can be deprotected under mild acidic conditions to form the free amine. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

t-boc-N-amido-PEG7-azide is a PEG molecule with an azide(N3) group and Boc-protected amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group is reactive with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The Boc group can be deprotected under mild acidic conditions to form the free amine. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

N-(Propargyl-PEG2)-N-bis(PEG1-alcohol) is a multi-arm linker that can form triazole linkage with azide-bearing compounds or biomolecules via copper catalyzed Click Chemistry. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

N-(Azido-PEG3)-N-Boc-PEG4-NHS ester is a branched PEGylation reagent with a terminal azide group (N3), a Boc protected amine (NH2), and a terminal NHS ester.The azide group enables PEGylation via Click Chemistry. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. The protected amine can be deprotected under acidic conditions. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.