W-13
Tech Serve Solutions proudly supplies W-13 (CAS 88519-57-7), a hydrochloride salt with the empirical formula C14H17ClN2O2S · HCl and a molecular weight of 349.28. This white to beige powder, soluble in water, is primarily utilised in research settings for studying calcium antagonists and intracellular calcium signalling pathways. Its applications extend to cell biology and neuroscience research, making it a valuable reagent for molecular and cellular investigations. Trust TSS for your high-purity chemical needs.
- IUPAC
- N-(4-Aminobutyl)-5-chloro-2-naphthalenesulfonamide hydrochloride,W13
- Synonyms
- N-(4-Aminobutyl)-5-chloro-2-naphthalenesulfonamide hydrochloride

Calcium Antagonist Research
W-13 serves as a critical tool for researchers investigating the mechanisms of calcium channel blockers. Its specific action allows for detailed studies into cardiovascular and neurological functions mediated by calcium ions.
Cell Biology Studies
Utilised in cell biology to probe the roles of calcium signalling in cellular processes. It helps scientists understand how calcium influx or efflux impacts cell behaviour, differentiation, and function.
Neuroscience Research
As a calcium antagonist, W-13 is employed in neuroscience to investigate the function of calcium channels in neuronal excitability and synaptic transmission. This aids in understanding neurological disorders.
Intracellular Calcium Signalling Investigations
This compound is instrumental in dissecting the complex pathways of intracellular calcium signalling. Researchers use W-13 to modulate calcium levels and observe downstream cellular responses.
| Molecular weight | 349.28 |
|---|---|
| Empirical formula | C14H17ClN2O2S · HCl |
| Assay | ≥98% (HPLC) |
| Form | powder |
| Colour | white to beige |
| Solubility | H2O: soluble20 mg/mL, clear |
| Storage temperature | room temp |
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 W-13 used for?
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W-13 is primarily used in research for its properties as a calcium antagonist, aiding studies in cell biology, cell signalling, neuroscience, and intracellular calcium signalling pathways.
What are the CAS number and chemical formula for W-13?
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The CAS number for W-13 is 88519-57-7, and its chemical formula is C14H17ClN2O2S · HCl.
What grade and purity does Tech Serve Solutions supply for W-13?
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Tech Serve Solutions supplies W-13 with a purity of ≥98% by HPLC. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should W-13 be handled and stored?
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W-13 is classified under WGK 2 in Germany, indicating it is hazardous to water. Handle with appropriate personal protective equipment in a well-ventilated area. Store at room temperature.
How is W-13 packed and shipped?
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W-13 is typically supplied as a white to beige powder. For specific packing, shipping, and export details, please contact our sales team.
How can I request a sample or quote for W-13?
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To request a sample or a quote for W-13, please contact the Tech Serve Solutions sales department via our website or direct contact details.
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