L-Arginine β-naphthylamide hydrochloride
L-Arginine β-naphthylamide hydrochloride (CAS: 18905-73-2) is a chemical compound with the formula C16H21N5O · HCl and a molecular weight of 335.83 g/mol. This substance is recognised for its activity, particularly within biochemical research and as an enzyme substrate. It is supplied by Tech Serve Solutions for laboratory and research applications.

Biochemical Research Reagent
L-Arginine β-naphthylamide hydrochloride serves as a valuable reagent in biochemical investigations. Its properties make it suitable for studies involving enzymatic activity and related biological processes.
Enzyme Substrate Studies
This compound functions as a substrate for certain enzymes, enabling researchers to study enzyme kinetics and mechanisms. Its use is integral to understanding enzymatic reactions in a laboratory setting.
Activity Assays
It is employed in assays designed to measure or detect specific biological activities. This includes its role in fluorogenic assays where it facilitates the detection of enzyme activity.
| Molecular weight | 335.83 |
|---|---|
| Empirical formula | C16H21N5O · HCl |
| Storage temperature | −20°C |

Hazard statements
- H351Suspected of causing cancer
Precautionary statements
- P281Use personal protective equipment as required
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 40 |
| Safety statements (S) | 22-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 L-Arginine β-naphthylamide hydrochloride used for?
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L-Arginine β-naphthylamide hydrochloride is primarily used as a biochemical reagent and enzyme substrate in research laboratories for studying enzyme activity and related biological processes. It is also used in fluorogenic assays.
What are the CAS number and chemical formula?
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The CAS number for L-Arginine β-naphthylamide hydrochloride is 18905-73-2, and its chemical formula is C16H21N5O · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Arginine β-naphthylamide hydrochloride for research purposes. The specific grade and purity are available upon request or detailed on the product's Certificate of Analysis; it is not supplied as USP, BP, or EP grade.
How should L-Arginine β-naphthylamide hydrochloride be handled?
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This compound carries a hazard warning (H351 - Suspected of causing cancer). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator (e.g., N100 US type). Ensure adequate ventilation and follow laboratory safety protocols.
Is L-Arginine β-naphthylamide hydrochloride shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including L-Arginine β-naphthylamide hydrochloride, and can facilitate international shipments.
How can I request a sample or quote for L-Arginine β-naphthylamide hydrochloride?
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To request a sample or a quote for L-Arginine β-naphthylamide hydrochloride, please contact our sales team through the website or direct inquiry channels, providing your specific requirements.
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