Diflunisal
Diflunisal (CAS: 22494-42-4; Formula: C13H8F2O3) is a non-steroidal anti-inflammatory drug (NSAID) belonging to the salicylic acid derivative class. It functions as a potent analgesic and anti-inflammatory agent, primarily utilized in the management of pain and inflammation associated with conditions such as osteoarthritis and rheumatoid arthritis. Tech Serve Solutions supplies Diflunisal as an analytical standard for research and development purposes.
- IUPAC
- 5-(2,4-Difluorophenyl)salicylic acid

Pharmaceutical Research
Utilized as an analytical standard in research and development laboratories for the study of NSAIDs and related compounds. Its defined purity makes it suitable for analytical method development and validation.
Quality Control
Serves as a reference standard in quality control processes for pharmaceutical manufacturing and formulation. It aids in ensuring the identity, purity, and quality of related pharmaceutical products.
Academic Research
Employed in academic institutions for studies in medicinal chemistry, pharmacology, and drug discovery. It can be used to investigate mechanisms of action and potential new therapeutic applications.
| Molecular weight | 250.20 |
|---|---|
| Empirical formula | C13H8F2O3 |
| Grade | analytical standard |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H361Suspected of damaging fertility or the unborn child
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P281Use personal protective equipment as required
- P305IF IN EYES
| 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 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 63-22-36/37/38 |
| Safety statements (S) | 22-26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... ALB(213) |
|---|
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 Diflunisal used for?
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Diflunisal is a non-steroidal anti-inflammatory drug (NSAID) primarily used for its analgesic and anti-inflammatory properties to manage pain and inflammation associated with conditions like osteoarthritis and rheumatoid arthritis. As supplied by TSS, it is used as an analytical standard in research and development.
What is the CAS number and formula for Diflunisal?
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The CAS number for Diflunisal is 22494-42-4, and its empirical formula is C13H8F2O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diflunisal as an analytical standard. The exact purity and assay are detailed in the product's specification sheet.
How should Diflunisal be handled safely?
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Diflunisal is classified as harmful if swallowed and causes skin and serious eye irritation. It may also cause respiratory irritation and is suspected of damaging fertility or the unborn child. Always wear appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, and handle in a well-ventilated area. Consult the Safety Data Sheet (SDS) for comprehensive safety information.
Is Diflunisal a controlled substance?
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The provided data does not indicate that Diflunisal is a controlled substance.
How is Diflunisal packed and shipped?
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Diflunisal is carefully packed to ensure product integrity during transit. TSS is experienced in exporting chemicals globally and adheres to all relevant shipping regulations.
How can I request a quote or sample for Diflunisal?
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To request a quote or a sample of Diflunisal, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels.
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