(S)-(+)-4-Isopropyl-3-propionyl-2-oxazolidinone
(S)-(+)-4-Isopropyl-3-propionyl-2-oxazolidinone (CAS: 77877-19-1, C9H15NO3) is a vital chiral auxiliary used in asymmetric synthesis. With a molecular weight of 185.22 g/mol, this oxazolidinone derivative facilitates the stereoselective formation of complex molecules. Its well-defined optical activity and reactivity make it an indispensable tool for chemists engaged in the synthesis of enantiomerically pure compounds, particularly in pharmaceutical and fine chemical research and development.
- IUPAC
- (S)-3-Propionyl-4-isopropyl-2-oxazolidinone

Asymmetric Synthesis
This compound serves as a highly effective chiral auxiliary, enabling chemists to control the stereochemical outcome of reactions. It is frequently employed in the synthesis of enantiomerically enriched products, crucial for the development of pharmaceuticals and agrochemicals.
Chiral Auxiliary
As a chiral auxiliary, it is covalently attached to a prochiral substrate, directing subsequent reactions to occur with high stereoselectivity. After the desired transformation, the auxiliary can typically be cleaved and recovered.
Organic Synthesis Reagent
It finds application in various organic transformations requiring stereocontrol, including alkylations, aldol reactions, and conjugate additions, contributing to the synthesis of complex chiral molecules.
| Molecular weight | 185.22 |
|---|---|
| Empirical formula | C9H15NO3 |
| Assay | 98% |
| Boiling point | 102-106 °C/0.75 mmHg(lit.) |
| Density | 1.094 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.464(lit.) |
| Optical activity | [α]25/D +93°, c = 8.7 in methylene chloride |
| Application | Versatile chiral auxiliary for asymmetric synthesis. For a recent review, see Aldrichimica Acta .1 |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| 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-Isopropyl-3-propionyl-2-oxazolidinone used for?
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(S)-(+)-4-Isopropyl-3-propionyl-2-oxazolidinone is primarily used as a versatile chiral auxiliary in asymmetric synthesis to control stereochemistry during the formation of new chiral centers.
What is the CAS number and molecular formula?
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The CAS number is 77877-19-1, and the molecular formula is C9H15NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 98%. We do not represent it as USP, BP, or EP grade; it is intended for research and laboratory use.
How should (S)-(+)-4-Isopropyl-3-propionyl-2-oxazolidinone be handled?
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Handling requires appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (half-mask respirator or multi-purpose combination cartridge). It has a flash point of 113 °C (235.4 °F) and is classified under WGK 3 in Germany.
Is this compound a controlled substance?
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The provided data does not indicate that this compound is a controlled substance.
How is this chemical packed, shipped, or exported?
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As a specialist global supplier, Tech Serve Solutions professionally packs, ships, and exports chemicals like (S)-(+)-4-Isopropyl-3-propionyl-2-oxazolidinone in compliance with international regulations.
How can I request a sample or quote?
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To request a sample or a quotation for (S)-(+)-4-Isopropyl-3-propionyl-2-oxazolidinone, please contact our sales team through the website or by phone.
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