N-(4-aminobutyl)maleimide hydrochloride CAS:952292-18-1 is a chemical compound used in biochemistry and molecular biology. It is a maleimide derivative with an aminobutyl group attached to the nitrogen atom of the maleimide ring. It is a reactive compound that can selectively modify thiol groups on proteins, peptides, and other biomolecules, through a Michael addition reaction. This makes It a useful tool for studying protein structure and function, as well as for cross-linking and immobilizing biomolecules. It is often used in the development of biosensors, and in protein labeling and detection assays. It should be handled with appropriate safety precautions due to its potential toxicity.
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