(S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone
(S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone (CAS: 312624-01-4, C16H15NO2) is a chiral auxiliary compound with a molecular weight of 253.30. It plays a crucial role in asymmetric synthesis, facilitating the stereoselective formation of new chiral centres in organic molecules. This compound is valuable in complex chemical synthesis and the preparation of enantiomerically pure substances, finding applications in pharmaceutical research and fine chemical manufacturing.

Asymmetric Synthesis
This oxazolidinone derivative serves as a highly effective chiral auxiliary in stereoselective organic reactions. It enables the controlled introduction of chirality, leading to the formation of specific enantiomers.
Chiral Building Block
It acts as a versatile chiral building block for the synthesis of complex molecules, particularly in the development of enantiomerically pure pharmaceuticals and agrochemicals.
Pharmaceutical Intermediate
The compound is utilized in multi-step synthetic routes for pharmaceutical intermediates where precise stereochemical control is paramount.
Organic Synthesis Reagent
As a reagent in organic synthesis, it aids in achieving high levels of stereocontrol and diastereoselectivity in various transformations.
| Molecular weight | 253.30 |
|---|---|
| Empirical formula | C16H15NO2 |
| Assay | 97% |
| Optical activity | [α]20/D −49°, c = 2 in chloroform |
| Melting point | 144-147 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-(Diphenylmethyl)-2-oxazolidinone used for?
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(S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone is primarily used as a chiral auxiliary in asymmetric synthesis and as a chiral building block for the construction of enantiomerically pure organic molecules, including pharmaceutical intermediates.
What are the CAS number and chemical formula?
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The CAS number for (S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone is 312624-01-4, and its empirical formula is C16H15NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone with an assay of 97%. This product is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should (S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone be handled?
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Handle with care, wearing a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust. It is classified as a Warning with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
Is this product shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote?
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Please contact our sales team via the website or directly to request a sample or a quotation for (S)-(−)-4-(Diphenylmethyl)-2-oxazolidinone.
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