Fusaric acid
Fusaric acid (CAS: 536-69-6), with the molecular formula C10H13NO2 and a molecular weight of 179.22 g/mol, is a naturally occurring mycotoxin produced by the fungus Gibberella fujikuroi. This compound is known for its antibacterial properties and acts as an inhibitor of dopamine beta-hydroxylase. It is often utilised in biochemical research and as a tool for studying enzyme inhibition and related biological pathways.
- IUPAC
- 5-Butylpyridine-2-carboxylic acid,5-Butylpicolinic acid
- Synonyms
- 5-Butylpyridine-2-carboxylic acid5-Butylpicolinic acid

Biochemical Research
Fusaric acid serves as a valuable reagent in biochemical studies, particularly for investigating enzyme kinetics and mechanisms. Its specific inhibitory action on dopamine beta-hydroxylase makes it a key compound for research in neuroscience and related fields.
Enzyme Inhibition Studies
As an inhibitor of dopamine beta-hydroxylase, fusaric acid is employed to study the role of this enzyme in biological systems. This can include research into neurotransmitter synthesis and related physiological processes.
Antibacterial Agent Research
Due to its inherent antibacterial properties, fusaric acid may be utilised in research aimed at understanding microbial resistance mechanisms or exploring potential antimicrobial applications.
| Molecular weight | 179.22 |
|---|---|
| Empirical formula | C10H13NO2 |
| Storage temperature | −20°C |
| Biological source | from Gibberella fujikuroi |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... DBH(1621) |
|---|
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 Fusaric acid primarily used for?
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Fusaric acid is primarily used in biochemical research, particularly for its role as an inhibitor of dopamine beta-hydroxylase and for its antibacterial properties.
What are the CAS number and molecular formula for Fusaric acid?
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The CAS number for Fusaric acid is 536-69-6, and its molecular formula is C10H13NO2.
What grade and purity does Tech Serve Solutions supply for Fusaric acid?
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Tech Serve Solutions supplies Fusaric acid as a technical/research grade chemical. We do not represent this product as USP, BP, or EP grade.
How should Fusaric acid be handled and stored safely?
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Fusaric acid is harmful if swallowed and requires appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, faceshields, and gloves. It should be stored at -20°C.
Is Fusaric acid a controlled substance?
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The provided data does not indicate that Fusaric acid is a controlled substance.
How is Fusaric acid packed, shipped, and exported?
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Fusaric acid is carefully packed to maintain its integrity during transport and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for Fusaric acid?
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To request a sample or quote for Fusaric acid, please contact the Tech Serve Solutions sales team through our website or by phone.
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