APN-Maleimide CAS:1644039-08-6 is a chemical compound used in bioconjugation and imaging applications. It is a derivative of maleimide, a small molecule that reacts specifically with free sulfhydryl groups of cysteine residues in proteins, peptides or antibodies, allowing for the selective and efficient attachment of various labels or functional groups. APN-Maleimide contains a nitrophenyl group, which provides high sensitivity and specificity for imaging applications in vitro or in vivo. This compound is often used to label or detect cysteine-containing biomolecules, such as enzymes, receptors, or antibodies, in biomedical research. APN-Maleimide is a valuable tool for bioconjugation and imaging applications in the fields of proteomics, drug discovery, and molecular biology.
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