(±)-Sulfinpyrazone
(±)-Sulfinpyrazone (CAS: 57-96-5) is a chemical compound with the formula C23H20N2O3S and a molecular weight of 404.48 g/mol. This substance is primarily utilised as an analytical standard in various scientific applications. Its properties make it valuable for calibration and validation purposes in research and quality control laboratories. Tech Serve Solutions supplies this compound as a high-purity analytical standard for critical laboratory procedures.
- IUPAC
- 1,2-Diphenyl-4-(phenylsulfinylethyl)-3,5-pyrazolidinedione

Analytical Standard
Used as a reference standard for analytical method development and validation. Its precise composition allows for accurate calibration of instruments in chromatography and other analytical techniques.
Research Chemical
Employed in research settings for studying its chemical properties and potential interactions. It serves as a tool in biochemical and cell biology investigations.
Quality Control
Applied in quality control processes to verify the identity and purity of related substances. Essential for ensuring the reliability of experimental results in pharmaceutical and chemical analysis.
| Molecular weight | 404.48 |
|---|---|
| Empirical formula | C23H20N2O3S |
| Assay | ≥99% |
| Grade | analytical standard |

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 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... PDE3A(5139) |
|---|
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 (±)-Sulfinpyrazone used for?
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(±)-Sulfinpyrazone (CAS: 57-96-5) is primarily used as an analytical standard in research and quality control laboratories for calibration and validation purposes.
What are the CAS number and molecular formula for (±)-Sulfinpyrazone?
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The CAS number for (±)-Sulfinpyrazone is 57-96-5, and its molecular formula is C23H20N2O3S.
What grade and purity does Tech Serve Solutions supply for (±)-Sulfinpyrazone?
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Tech Serve Solutions supplies (±)-Sulfinpyrazone with an assay of ≥99% as an analytical standard. We do not represent this product as USP, BP, or EP grade.
How should (±)-Sulfinpyrazone be handled safely?
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(±)-Sulfinpyrazone is classified with GHS07 and a Warning signal word. It carries the hazard statement H302 (Harmful if swallowed). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, faceshields, and gloves. Handle in a well-ventilated area.
Is (±)-Sulfinpyrazone a controlled substance?
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The provided data does not indicate that (±)-Sulfinpyrazone is a controlled substance.
How is (±)-Sulfinpyrazone packed and shipped?
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Tech Serve Solutions ensures secure packaging and handles the export of (±)-Sulfinpyrazone according to all applicable regulations.
How can I request a sample or quote for (±)-Sulfinpyrazone?
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To request a sample or quote for (±)-Sulfinpyrazone, please contact our sales department through the website or by phone.
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