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DSPE-PEG-SPDP is a versatile and widely-used bioconjugation reagent that is commonly employed in pharmaceutical research and development. This reagent is composed of several functional groups, each of which contributes to its unique properties and potential applications.

DSPE  is a phospholipid derivative that contains both a hydrophobic tail and a polar head group, making it an ideal component for the creation of lipid-based drug delivery systems. PEG (Polyethylene glycol) is a water-soluble polymer that is often attached to drugs or other biomolecules to improve their pharmacokinetic profile and reduce immunogenicity. SPDP is a thiol-reactive reagent that can form disulfide bonds with cysteine residues in proteins or peptides, allowing for the creation of stable and specific conjugates.

The combination of these three components in DSPE-PEG-SPDP creates a reagent that can be used for a variety of purposes in pharmaceutical research and development. For example, DSPE-PEG-SPDP can be used to attach drugs or other biomolecules to liposomes or other lipid-based carriers, allowing for targeted delivery and improved bioavailability. Additionally, DSPE-PEG-SPDP can be used to create protein conjugates or modify the surface of nanoparticles, which can improve their stability, solubility, and pharmacokinetic properties.


Cat# Name Structure M.W. Purity Pricing
AP14398DSPE-SPDP945.40≥95% Pricing
AP13631DSPE-PEG-SPDP, MW 1K1000≥95% Pricing
AP13650DSPE-PEG-SPDP, MW 2K2000≥95% Pricing
AP13660DSPE-PEG-SPDP, MW 3.4K3400≥95% Pricing
AP13661DSPE-PEG-SPDP, MW 5K5000≥95% Pricing

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