(S)-(+)-4-Phenyl-2-oxazolidinone
(S)-(+)-4-Phenyl-2-oxazolidinone (CAS 99395-88-7), with the molecular formula C9H9NO2 and a molecular weight of 163.17, is a valuable chiral auxiliary. It is widely recognised for its utility in asymmetric synthesis. This compound is particularly noted for its ability to be easily recycled under mild conditions, which significantly enhances its commercial viability in synthetic processes requiring stereochemical control.

Asymmetric Synthesis
Serves as a versatile chiral auxiliary to induce stereoselectivity in chemical reactions. Its effectiveness in controlling enantiomeric excess makes it a preferred choice in the synthesis of chiral molecules.
Chiral Auxiliary Recycling
The compound is designed for facile recovery and reuse under mild conditions. This efficient recycling capability reduces waste and improves the economic feasibility of synthetic routes employing it.
Synthesis of Enantiomerically Pure Compounds
Enables the construction of complex organic molecules with high enantiomeric purity, which is critical in the pharmaceutical and fine chemical industries.
| Molecular weight | 163.17 |
|---|---|
| Empirical formula | C9H9NO2 |
| Assay | 98% |
| Optical activity | [α]20/D +48°, c = 2 in chloroform |
| Application | Versatile chiral auxiliary for asymmetric synthesis which is easily recycled under mild conditions, thus enhancing its commercial potential. For a recent review, see Aldrichimica Acta .1 |
| Melting point | 129-132 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 (S)-(+)-4-Phenyl-2-oxazolidinone used for?
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(S)-(+)-4-Phenyl-2-oxazolidinone is primarily used as a versatile chiral auxiliary in asymmetric synthesis. It is particularly valued for its ability to be easily recycled under mild conditions, enhancing its commercial potential in stereoselective chemical processes.
What is the CAS number and formula for (S)-(+)-4-Phenyl-2-oxazolidinone?
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The CAS number for (S)-(+)-4-Phenyl-2-oxazolidinone is 99395-88-7, and its empirical formula is C9H9NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(+)-4-Phenyl-2-oxazolidinone with an assay of 98%. This product is supplied for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
How should (S)-(+)-4-Phenyl-2-oxazolidinone be handled?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. Please consult the Safety Data Sheet for detailed handling and hazard information.
How is (S)-(+)-4-Phenyl-2-oxazolidinone packed and shipped?
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This chemical is carefully packed according to industry standards to ensure safe transit and is available for global export by Tech Serve Solutions.
How can I request a quote or sample?
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To request a quote or sample of (S)-(+)-4-Phenyl-2-oxazolidinone, please contact our sales team through the website or by phone.
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