PEG

THP-SS-alcohol is a cleavable linker contains a THP alcohol protecting group and a disulfide bond. The disulfide bonds can be cleaved by using Dithiothreitol (DTT) reagent. The THP protecting group can be removed under acidic conditions. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Lipoamido-PEG2-alcohol is a linker with lipoamide moiety and a reactive alcohol group. The alcohol group can react to further derivatize the compound. The hydrophilic PEG sparcer increases the compound's water solublility in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Boc-NH-PEG2-NH-Boc contains two Boc protecting groups and a hydrophilic PEG spacer. The Boc protecting groups are acid labile. The hydrophilic PEG linker increases the water solubility of the compound in aqueous media. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Propargyl-PEG2-t-butyl ester is a PEG linker that enables Click Chemistry reactions with azide-bearing compounds or biomolecules; copper will be required for catalyzation. Under acidic conditions, the t-butyl group can be removed. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Sulfo-NHS-SS-biotin is a cleavable reagent useful for introducing a biotin moiety to proteins and cell surfaces containing primary amines. This biotin compound is membrane-impermeable due to its negatively charged, water soluble sulfonate group. The disulfide bond in this linker can be cleaved using reducing agents such as DTT, BME and TCEP to remove the biotin label. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

NHS-SS-biotin is a cleavable reagent which can efficiently introduce a biotin moiety to amine-containing biomolecules. This biotin compound is membrane-permeable and useful for intracellular labeling. The disulfide bond in this linker can be cleaved using reducing agents such as DTT, BME and TCEP to remove the biotin label. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

iodoacetyll-LC-Biotin is a sulfhydryl-reactive biotinylation reagent that forms stable, irreversible thioether bonds when reacting with with sulfhydryls (-SH) group at alkaline pH. The hexylenediamine spacer arm gives this reagent the membrane-impermeability which enables intracellular labeling of biomolecules. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

SPDP NHS ester is a heterobiofunctional crosslinker which can react with amine and sulfhydryl groups. SPDP NHS esters are membrane permeable therefore allowing them to funtion inside of cells. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

SPDP-C6-NHS ester contains a disulfide bond which is cleavable upon reduction. The NHS ester is reactive toward primary amine and sulfhydryl groups. SPDP-C6-NHS ester is commonly used for bioconjugation and reversible crosslinkings. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.