Product Data Sheet

Dansyl chloride (DNSCl)

Catalog No. A24580

main product photo
Dansyl chloride is a fluorescent labeling reagent that reacts with primary and secondary amines to form stable blue or blue-green fluorescent sulfonamide adducts. It readily labels aliphatic and aromatic amines through reaction with amino groups, making it a valuable tool for biochemical analysis. Dansyl chloride is widely used for amino acid derivatization, protein sequencing, and amino acid composition analysis, enabling sensitive fluorescence-based detection and quantification of amine-containing biomolecules.
Chemical Information
Catalog NumA24580
M. Wt269.75
FormulaC12H12ClNO2S
Purity>98%
Storageat -20 °C 3 years (powder form); at -20 °C 6 months (Solution base)
CAS No.605-65-2
Synonyms
SMILESO=S(C1=C2C=CC=C(N(C)C)C2=CC=C1)(Cl)=O
Biological Activity
DescriptionDansyl chloride is a fluorescent labeling reagent that reacts with primary and secondary amines to form stable blue or blue-green fluorescent sulfonamide adducts. It readily labels aliphatic and aromatic amines through reaction with amino groups, making it a valuable tool for biochemical analysis. Dansyl chloride is widely used for amino acid derivatization, protein sequencing, and amino acid composition analysis, enabling sensitive fluorescence-based detection and quantification of amine-containing biomolecules.
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