Ochratoxin A
Ochratoxin A (CAS: 303-47-9), with a molecular formula of C20H18ClNO6 and a molecular weight of 403.81 g/mol, is a potent mycotoxin produced by certain fungi. This compound is primarily known for its biological activity and is utilized in research settings. Available as a powder with a purity of ≥98% (HPLC), it is sourced from Petromyces albertensis. Ochratoxin A is supplied by TSS for laboratory and research applications.
- IUPAC
- N-[(3R)-(5-Chloro-8-hydroxy-3-methyl-1-oxo-7-isochromanyl)carbonyl]-L-phenylalanine

Research Tool in Toxicology
Ochratoxin A serves as a critical reference standard and research tool for toxicological studies. Its known biological effects allow researchers to investigate cellular mechanisms and potential health impacts associated with mycotoxin exposure.
Biochemical Research
This compound is employed in biochemical research to study its interactions with cellular pathways, particularly those related to kidney function and potential nephrotoxicity. It is valuable for understanding cellular signaling and metabolic processes.
Analytical Standard
As a highly pure compound (≥98% HPLC), Ochratoxin A is used as an analytical standard in chromatography and mass spectrometry. This enables accurate quantification and identification in various matrices, essential for food safety and environmental monitoring.
| Molecular weight | 403.81 |
|---|---|
| Empirical formula | C20H18ClNO6 |
| Assay | ≥98% (HPLC) |
| Form | powder |
| Solubility | ethanol: soluble |
| Storage temperature | 2-8°C |
| Impurities tested | Benzene, free |
| Biological source | from Petromyces albertensis |


Hazard statements
- H300Fatal if swallowed
- H351Suspected of causing cancer
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P264Wash thoroughly after handling
- P281Use personal protective equipment as required
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3462 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 28-40 |
| Safety statements (S) | 28-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Quality Level | PREMIUM |
|---|
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 Ochratoxin A used for?
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Ochratoxin A is primarily used as a research tool in toxicology and biochemical studies to investigate mycotoxin effects and cellular pathways. It also serves as an analytical standard for quantification in various matrices.
What is the CAS number and formula for Ochratoxin A?
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The CAS number for Ochratoxin A is 303-47-9, and its empirical formula is C20H18ClNO6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ochratoxin A with a purity of ≥98% (HPLC). This product is considered a PREMIUM grade and is intended for laboratory and research use. TSS does not represent this product as USP, EP, or BP grade.
How should Ochratoxin A be handled safely?
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Ochratoxin A is classified with Danger signal word and carries severe hazard statements including H300 (Fatal if swallowed) and H351 (Suspected of causing cancer). Strict adherence to safety protocols is required, including wearing appropriate personal protective equipment such as eyeshields, face shields, gloves, and using a full-face particle respirator (type N100 US or P3 EN143). Handle only in well-ventilated areas or under a fume hood.
How is Ochratoxin A packed and shipped by TSS?
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Ochratoxin A is packed as a powder and shipped according to its hazard classification (UN 3462, Class 6.1, Packing Group II). TSS adheres to all regulations for the safe export and transportation of hazardous chemicals.
How can I request a sample or quote for Ochratoxin A?
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To request a sample or a quote for Ochratoxin A, please contact our sales team through the website or by phone. Provide your contact details and the quantity required.
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