PEG

Azido-PEG4-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane is a branched PEGylation compound with a terminal azide group and three t-butyl groups. The t-butyl groups can be removed under acidic conditions. The azide group can participate in copper-catalyzed Click Chemistry reactions with alkynes, DBCO and BCN to form stable triazole linkages. The hydrophilic PEG linker increases the water solubility of compounds in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Azido-PEG4-Amido-tri-(carboxyethoxymethyl)-methane is a branched PEG linker with a terminal azide group and three terminal carboxylic acids. The azide group enables PEGylation via Click Chemistry. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

1,3-bis(carboxyethoxy)-2,2-bis(carboxyethoxy)propane is a 4-branched molecule with carboxylic acid groupss to be conjugate with amino groups of other molecule or entity. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Amino-Tri-(t-butoxycarbonylethoxymethyl)-methane is a amine containing chemistry building block. The amino group is reactive with activated NHS esters or carboxylic acids in the presence of coupling agent, EDC or HATU. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

S-acetyl-PEG3-alcohol is a PEG linker containing a sulfur acetyl group and a hydroxyl group. The sulfur acetyl group can be removed to produce a thiol moiety. The hydroxyl group can react to further derivatize the compound. The hydrophilic PEG linkers increase the water solubility of the compound in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

S-acetyl-PEG4-t-butyl ester is a PEG linker containing a sulfur acetyl group and a t-butyl ester. The sulfur acetyl group can be deprotected to form a thiol group. The t-butyl ester can be removed under acidic conditions. The hydrophilic PEG linker increases the water solubility of compounds in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

S-acetyl-PEG3-acid is a PEG linker containing a sulfur acetyl group and a terminal carboxylic acid. The sulfur acetyl group can be deprotected to produce a thiol moiety. The terminal carboxylic acid can react with primary amines in the presence of EDC or HATU to produce amide bonds. The hydrophilic PEG linker increase the water solubility of the compound in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

S-acetyl-PEG2-t-butyl ester is a PEG linker containing a sulfur acetyl group and a t-butyl ester. The sulfur acetyl group can be deprotected to form a thiol group. The t-butyl ester can be removed under acidic conditions. The hydrophilic PEG linker increases the water solubility of compounds in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

S-acetyl-PEG3-t-butyl ester is a PEG linker containing a sulfur acetyl group and a t-butyl ester. The sulfur acetyl group can be deprotected to form a thiol group. The t-butyl ester can be removed under acidic conditions. The hydrophilic PEG linker increases the water solubility of compounds in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.