TCO-PEG4-amine is a heterobifunctional click chemistry reagent. Amine is very reactive with active NHS ester or with carboxylic acid in the presence of of activators suh as EDC. TCO moiety enable fast click chemistry with tetrazine molecule. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries. The half-life of TCO is short as it will naturally isomerize into CCO (cis-cycloctene) and lose the reactivity. TCO compound is not recommended for long term storage.
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