DNP-L-arginine
DNP-L-arginine (CAS: 1602-42-2), with the molecular formula C12H16N6O6 and a molecular weight of 340.29 g/mol, is a derivatised amino acid. It is primarily employed as a reagent in amino acid analysis and peptide characterization. This compound is essential for specific biochemical assays, enabling researchers to study protein structure and function. DNP-L-arginine is supplied by Tech Serve Solutions for laboratory and research applications.
- IUPAC
- N-(2,4-Dinitrophenyl)-L-arginine
- Synonyms
- N-(2,4-Dinitrophenyl)-L-arginine

Amino Acid Analysis
DNP-L-arginine serves as a derivatisation reagent in the quantitative analysis of amino acids. It reacts with amino groups, forming a stable derivative that can be readily detected and quantified, often via chromatography.
Peptide Analysis and Characterization
This compound is utilised in the characterisation of peptides and proteins. By derivatising specific amino acid residues, it aids in structural elucidation and identification within complex biological samples.
Biochemical Research
As a biochemical reagent, DNP-L-arginine supports various research activities in biochemistry and molecular biology. Its specific reactivity makes it valuable for targeted studies on amino acid metabolism and protein modification.
| Molecular weight | 340.29 |
|---|---|
| Empirical formula | C12H16N6O6 |
| 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 DNP-L-arginine used for?
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DNP-L-arginine is primarily used as a reagent in amino acid analysis and peptide characterisation, and for general biochemical research.
What is the CAS number and formula for DNP-L-arginine?
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The CAS number for DNP-L-arginine is 1602-42-2, and its molecular formula is C12H16N6O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies DNP-L-arginine (CAS: 1602-42-2) as a research-grade chemical. The exact assay or purity is available on the Certificate of Analysis provided with each batch. We do not represent this product as USP, BP, EP, or pharmacopoeia grade unless explicitly stated.
How should DNP-L-arginine be handled and stored?
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DNP-L-arginine requires careful handling. Based on its classification (WGK Germany: 3), it may pose environmental hazards. Store at -20°C to maintain stability. Always consult the Safety Data Sheet (SDS) for comprehensive safety, handling, and disposal information before use.
How is DNP-L-arginine shipped by TSS?
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Tech Serve Solutions, as a specialist global supplier and exporter, carefully packs and ships DNP-L-arginine according to international regulations for chemical transport. We ensure all necessary documentation for export is processed accurately.
How can I request a sample or quote for DNP-L-arginine?
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To request a sample or a quotation for DNP-L-arginine, please contact our sales team directly via the website or email. Please specify the quantity and intended use when making your request.
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