Terbinafine hydrochloride
Terbinafine hydrochloride (CAS: 78628-80-5; Formula: C21H25N · HCl; MW: 327.89) is a synthetic allylamine antifungal agent. It is primarily recognised for its efficacy in treating superficial dermatophyte infections, including those affecting the toenails and fingernails, as well as common conditions like ringworm and jock itch. This compound also finds application in various laboratory research settings, particularly in adsorption, partition, and stability studies.
- IUPAC
- trans-N-(6,6-Dimethyl-2-hepten-4-ylyl)-N-methyl-1-naphthylmethylamine hydrochloride

Treatment of Dermatophyte Infections
Terbinafine hydrochloride is a potent antifungal agent used to treat onychomycosis (fungal nail infections) and other superficial mycoses such as tinea pedis (athlete's foot), tinea cruris (jock itch), and tinea corporis (ringworm).
Adsorption and Partition Studies
This compound is utilised in scientific research for studies involving adsorption and partition phenomena. Its properties make it a useful model compound for understanding these processes in various matrices.
Stability Investigations
Terbinafine hydrochloride serves as a subject in stability studies, allowing researchers to investigate its degradation pathways and shelf-life under different conditions, crucial for formulation development and quality control.
| Molecular weight | 327.89 |
|---|---|
| Empirical formula | C21H25N · HCl |
| Assay | ≥98% |
| Application | Terbinafine hydrochloride is a synthetic allylamine antifungal. It is used to treat dermatophyte infections of the toenail/fingernail, ringworm and jock itch1. It is used in adsorption, partition and stability studies2,3. |


Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 36/37/38-50/53 |
| Safety statements (S) | 26-60-61 |
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 Terbinafine hydrochloride used for?
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Terbinafine hydrochloride is used to treat fungal infections such as ringworm, jock itch, and nail infections. It is also employed in laboratory studies related to adsorption, partition, and stability.
What are the CAS number and formula for Terbinafine hydrochloride?
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The CAS number for Terbinafine hydrochloride is 78628-80-5, and its formula is C21H25N · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Terbinafine hydrochloride with an assay of ≥98%. This product is not classified as USP, BP, or EP grade unless explicitly stated otherwise, and TSS does not represent it as such.
How should Terbinafine hydrochloride be handled safely?
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Terbinafine hydrochloride is classified with GHS07 and GHS09 symbols, indicating it can cause skin and eye irritation and is toxic to aquatic life with long-lasting effects. Handling requires a dust mask (type N95 US), eyeshields, and gloves. Avoid release to the environment. In case of contact, rinse cautiously with water. Refer to the Safety Data Sheet for full handling instructions.
Is Terbinafine hydrochloride a controlled substance?
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The provided data does not indicate that Terbinafine hydrochloride is a controlled substance.
How is Terbinafine hydrochloride packed and exported?
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Terbinafine hydrochloride is packed and exported in compliance with relevant regulations, including UN 3077 specifications for environmentally hazardous substances. Specific packaging details are available upon request.
How can I request a sample or quote for Terbinafine hydrochloride?
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To request a sample or a quote for Terbinafine hydrochloride, please contact our sales team through the TSS website or by phone, providing your specific requirements.
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