Ralfinamide mesylate
Ralfinamide mesylate (CAS: 202825-45-4), with the molecular formula C17H19FN2O2 · CH3SO3H and a molecular weight of 398.45, is supplied as a white to beige powder. This compound is a modulator of voltage-gated ion channels, particularly sodium channels. It finds application in cell biology research, focusing on cell signalling and neuroscience, and is used to investigate ion channel function.
- IUPAC
- (2S)-2-[[[4-[(2-Fluorophenyl)methoxy]phenyl]methyl]amino]-propanamide methanesulfonate

Neuroscience Research
Ralfinamide mesylate is utilised in neuroscience to study the function and modulation of ion channels, particularly voltage-gated sodium channels. Its properties aid in understanding cellular signalling pathways relevant to neurological processes.
Cell Signalling Studies
This compound serves as a valuable tool in cell biology for investigating signalling mechanisms. It specifically targets ion channels, providing insights into how cellular excitability and communication are regulated.
Ion Channel Modulation
As a modulator of monovalent ion channels, Ralfinamide mesylate is employed in research focused on the physiological roles of these critical membrane proteins. Its effects on sodium channel activity are of particular interest.
| Molecular weight | 398.45 |
|---|---|
| Empirical formula | C17H19FN2O2 · CH3SO3H |
| Assay | ≥98% (HPLC) |
| Form | powder |
| Colour | white to beige |
| Solubility | H2O: >15 mg/mL |
| Optical activity | [α]/D 10 to 15° (c=1 HOAc) |
| Storage temperature | 2-8°C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25 |
| Safety statements (S) | 45 |
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 Ralfinamide mesylate used for?
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Ralfinamide mesylate is used in research settings, particularly in cell biology, cell signalling, neuroscience, and ion channel studies, primarily as a modulator of voltage-gated sodium channels.
What is the CAS number and chemical formula for Ralfinamide mesylate?
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The CAS number for Ralfinamide mesylate is 202825-45-4, and its chemical formula is C17H19FN2O2 · CH3SO3H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ralfinamide mesylate with a purity of ≥98% (HPLC) as a research-grade chemical. We do not represent this product as meeting pharmacopoeia standards such as USP, BP, or EP.
How should Ralfinamide mesylate be handled?
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Ralfinamide mesylate is classified as acutely toxic (H301). Handle with extreme caution, using appropriate personal protective equipment. Ensure adequate ventilation and avoid ingestion, inhalation, and contact with skin and eyes. Dispose of waste according to regulations.
How is Ralfinamide mesylate packed and shipped?
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Ralfinamide mesylate is typically supplied as a powder and is carefully packed for secure transport. TSS is a global supplier and exporter of fine chemicals.
How can I request a sample or quote for Ralfinamide mesylate?
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To request a sample or a quote for Ralfinamide mesylate, please contact our sales team through the website or by phone, providing your specific requirements.
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