Zanamivir
Zanamivir (CAS: 139110-80-8), with the molecular formula C12H20N4O7, is a potent inhibitor of influenza virus neuraminidase. This selective antiviral agent plays a crucial role in research for combating viral infections. Its efficacy in inhibiting viral replication makes it a key compound in the study of virology and the development of antiviral therapies.
- IUPAC
- 4-Guanidino-2,4-dideoxy-2,3-dehydro-N-acetylneuraminic acid,4-Guanidino-Neu5Ac2en
- Synonyms
- 4-Guanidino-2,4-dideoxy-2,3-dehydro-N-acetylneuraminic acid4-Guanidino-Neu5Ac2en

Antiviral Research
Zanamivir is widely used as a research tool to study influenza virus replication mechanisms. Its ability to inhibit neuraminidase is critical for understanding viral release and spread.
Drug Discovery and Development
This compound serves as a reference standard and a starting point in the discovery and development of novel antiviral agents targeting neuraminidase.
Biochemical Assays
It is employed in biochemical assays to investigate enzyme kinetics and inhibition profiles of neuraminidase from various viral strains.
Cell Biology Studies
Zanamivir is utilized in cell-based studies to explore the impact of neuraminidase inhibition on viral pathogenesis and cellular responses.
| Molecular weight | 332.31 |
|---|---|
| Empirical formula | C12H20N4O7 |
| Assay | ≥98% (HPLC) |
| Solubility | H2O: soluble10 mg/mL, clear |
| Optical activity | [α]/D +30 to +40°, c = 1 in H2O |
| Storage temperature | room temp |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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 Zanamivir used for?
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Zanamivir is primarily used in research settings for studying influenza virus neuraminidase inhibition, antiviral drug discovery, biochemical assays, and cell biology studies related to viral infections.
What are the CAS number and molecular formula for Zanamivir?
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The CAS number for Zanamivir is 139110-80-8, and its molecular formula is C12H20N4O7.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Zanamivir with a purity of ≥98% (HPLC). TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the main hazards associated with Zanamivir?
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Zanamivir is classified as harmful if swallowed and causes skin irritation, serious eye irritation, and may cause respiratory irritation (H302, H315, H319, H335). Handle with appropriate personal protective equipment in a well-ventilated area.
How is Zanamivir shipped and exported?
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Zanamivir is typically shipped at room temperature. As a global supplier, Tech Serve Solutions is experienced in exporting fine chemicals worldwide, adhering to all relevant regulations.
How can I request a sample or quote for Zanamivir?
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To request a sample or obtain a quote for Zanamivir, please use the contact form on our website or reach out to our sales team directly with your specific requirements.
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