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SPDP-PEG-TCO is a versatile chemical compound used in the field of pharmaceutical research and development. This compound is composed of three functional groups, including N-succinimidyl 3-(2-pyridyldithio) propionate (SPDP), polyethylene glycol (PEG), and trans-cyclooctene (TCO).

SPDP is a commonly used crosslinking reagent that is reactive towards primary amines. PEG is a hydrophilic polymer that is known for its biocompatibility, low immunogenicity, and ability to enhance the solubility and circulation of drugs in vivo. TCO is a cyclooctene derivative that is commonly used in bioorthogonal chemistry, a technique that involves the selective labeling of biomolecules in complex biological systems.

SPDP-PEG-TCO a useful tool in the design of drug delivery systems and diagnostic imaging agents. For example, SPDP-PEG-TCO can be used to conjugate therapeutic agents, such as antibodies or peptides, to PEG chains through SPDP-mediated crosslinking. The resulting conjugates can then be selectively labeled with TCO-containing imaging agents or nanoparticles through bioorthogonal reactions, allowing for targeted drug delivery and imaging of diseased tissues.


Cat# Name Structure M.W. Purity Pricing
AP10144SPDP-NH-PEG2-TCO497.67≥95% Pricing

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