Dansyl-L-citrulline
Dansyl-L-citrulline (CAS 74672-25-6, C18H24N4O5S) is a modified amino acid derivative of L-citrulline, featuring a dansyl fluorescent tag. This compound is primarily utilized in biochemical research as a fluorescent probe for detecting and quantifying biological molecules. Its fluorescent properties make it valuable in various analytical techniques within life sciences and diagnostics, aiding in the study of enzyme activity and protein interactions.

Fluorescent Labeling
Dansyl-L-citrulline serves as a fluorescent label for biomolecules, enabling their visualization and tracking in biological systems and assays. Its distinct fluorescence characteristics are useful in microscopy and flow cytometry.
Enzyme Activity Assays
It can be employed in the development of assays to study enzymes that interact with citrulline or related substrates. Changes in fluorescence intensity or wavelength can indicate enzymatic activity.
Biochemical Research Reagent
As a specialized biochemical reagent, it supports fundamental research in molecular biology and biochemistry. Its applications include probing protein structure and function.
| Molecular weight | 408.47 |
|---|---|
| Empirical formula | C18H24N4O5S |
| Storage temperature | −20°C |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Dansyl-L-citrulline used for?
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Dansyl-L-citrulline is used as a fluorescent probe in biochemical research, for labeling biomolecules, and in enzyme activity assays.
What are the CAS number and formula for Dansyl-L-citrulline?
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The CAS number is 74672-25-6 and the empirical formula is C18H24N4O5S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for research and laboratory use. The specific assay and purity are not detailed in the provided data. TSS does not represent this product as USP/BP/EP or for human/veterinary use.
What are the safety considerations for Dansyl-L-citrulline?
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According to the supplied data, this compound has a WGK Germany classification of 3, indicating a high hazard. Handle with appropriate personal protective equipment in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling instructions.
How is Dansyl-L-citrulline typically shipped?
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This product is typically stored at -20°C. Shipping conditions will be appropriate for maintaining product integrity during transit and export.
How can I request a sample or quote for Dansyl-L-citrulline?
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Please contact the TSS sales team via our website or direct inquiry channels to request a sample or a quotation.
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