Product Data Sheet

N-Ethylmaleimide

Catalog No. A17289

main product photo
N-Ethylmaleimide (NEM) is a potent chemical reagent that irreversibly alkylates free sulfhydryl groups, specifically targeting cysteine residues. This compound serves as an effective inhibitor of cysteine proteases and significantly affects phosphate transport in mitochondria. With an IC50 value of 6.3 μM, N-Ethylmaleimide is valuable for modifying cysteine residues in proteins and peptides, making it an essential tool in biochemical research and studies involving protein functionality and structure.
Chemical Information
Catalog NumA17289
M. Wt125.13
FormulaC6H7NO2
Purity>98%
Storageat -20 °C 3 years (powder form); at -20 °C 6 months (Solution base)
CAS No.128-53-0
SynonymsNEM
SMILESO=C(C=C1)N(CC)C1=O
Biological Activity
DescriptionN-Ethylmaleimide (NEM) is a potent chemical reagent that irreversibly alkylates free sulfhydryl groups, specifically targeting cysteine residues. This compound serves as an effective inhibitor of cysteine proteases and significantly affects phosphate transport in mitochondria. With an IC50 value of 6.3 μM, N-Ethylmaleimide is valuable for modifying cysteine residues in proteins and peptides, making it an essential tool in biochemical research and studies involving protein functionality and structure.
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