Fexofenadine hydrochloride
Fexofenadine hydrochloride (CAS: 153439-40-8; C32H39NO4 · HCl) is a white to beige powder with a molecular weight of 538.12 g/mol. This compound is known for its role as an antagonist, particularly in histamine receptor modulation. Supplied by TSS for research and development, it serves as a valuable reagent in various biological and chemical investigations, including cell signaling and neuroscience studies. Its solubility in DMSO makes it amenable to laboratory applications.
- IUPAC
- Fexofenidine hydrochloride,MDL 16455 hydrochloride,Terfenidine carboxylate hydrochloride
- Synonyms
- Fexofenadine hydrochlorideMDL 16455 hydrochlorideTerfenidine carboxylate hydrochloride

Histamine Receptor Antagonism Research
Fexofenadine hydrochloride is utilised in research settings to investigate the function of histamine receptors, particularly H1 receptors. It serves as a tool for understanding allergic responses and related physiological processes.
Neuroscience and Cell Signaling Studies
As a bioactive small molecule, it is applied in studies exploring neurotransmission and cell signalling pathways. Its use contributes to a deeper understanding of neurological functions and cellular communication.
Drug Discovery and Development
This compound acts as a reference standard or intermediate in the discovery and development of new therapeutic agents. Its established pharmacological profile makes it relevant for screening and optimisation processes.
| Molecular weight | 538.12 |
|---|---|
| Empirical formula | C32H39NO4 · HCl |
| Assay | >98% (HPLC) |
| Form | powder |
| Colour | white to beige |
| Solubility | DMSO: soluble ≥5 mg/mL |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... HRH1(3269) |
|---|
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 Fexofenadine hydrochloride used for?
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Fexofenadine hydrochloride is used in research for investigating histamine receptor antagonism, neuroscience, cell signalling, and drug discovery.
What is the CAS number and formula for Fexofenadine hydrochloride?
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The CAS number for Fexofenadine hydrochloride is 153439-40-8, and its empirical formula is C32H39NO4 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fexofenadine hydrochloride with an assay of >98% by HPLC. This product is intended for research and technical applications and is not represented as USP, BP, or EP grade.
How should Fexofenadine hydrochloride be handled?
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Handle Fexofenadine hydrochloride with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified under WGK Germany 3.
How is Fexofenadine hydrochloride packed and shipped?
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Fexofenadine hydrochloride is typically supplied as a powder and stored at -20°C. TSS ensures compliant packing and export procedures for this chemical.
How can I request a sample or quote for Fexofenadine hydrochloride?
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To request a sample or a quote for Fexofenadine hydrochloride, please contact the TSS sales team through our website or via phone.
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