(4S,5S)-(−)-2-Methyl-5-phenyl-2-oxazoline-4-methanol
(4S,5S)-(−)-2-Methyl-5-phenyl-2-oxazoline-4-methanol (CAS 53732-41-5) is a chiral heterocyclic compound with a molecular weight of 191.23 g/mol. This oxazoline derivative serves as a valuable reagent in asymmetric synthesis, specifically for the stereoselective reduction of ketones to secondary alcohols. Supplied by Tech Serve Solutions, it is a key building block for chemists engaged in complex organic synthesis and the development of enantiomerically pure compounds.
- IUPAC
- (4S,5S)-(−)-4-Hydroxymethyl-2-methyl-5-phenyloxazoline
- Synonyms
- C11H13NO2(4S,5S)-(−)-4-Hydroxymethyl-2-methyl-5-phenyloxazoline

Asymmetric Reduction of Ketones
This compound is employed as a chiral auxiliary or reagent in the asymmetric reduction of ketones. It facilitates the stereoselective formation of secondary alcohols, yielding products with high enantiomeric excess.
Chiral Building Block
As a stereochemically defined molecule, it functions as a crucial building block in the synthesis of more complex chiral targets, including pharmaceuticals and natural products.
Heterocyclic Synthesis
Its oxazoline core makes it a useful intermediate for further derivatization and incorporation into various heterocyclic frameworks, expanding synthetic possibilities.
| Molecular weight | 191.23 |
|---|---|
| Empirical formula | C11H13NO2 |
| Assay | 98% |
| Optical activity | [α]20/D −172°, c = 10.8 in chloroform |
| Application | Reagent for the asymmetric reduction of ketones to secondary alcohols. |
| Melting point | 61-65 °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 (4S,5S)-(−)-2-Methyl-5-phenyl-2-oxazoline-4-methanol used for?
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This compound is primarily used as a reagent for the asymmetric reduction of ketones to secondary alcohols and as a chiral building block in organic synthesis.
What is the CAS number and formula for (4S,5S)-(−)-2-Methyl-5-phenyl-2-oxazoline-4-methanol?
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The CAS number is 53732-41-5 and the empirical formula is C11H13NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should (4S,5S)-(−)-2-Methyl-5-phenyl-2-oxazoline-4-methanol 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 is recommended. The compound has a WGK rating of 3, indicating significant hazard to water.
Is this compound controlled or scheduled?
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The provided data does not indicate that this compound is a controlled or scheduled substance.
How is this chemical packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, offering secure and compliant packaging for international shipment.
How can I request a quote or sample?
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Please contact our sales team directly to request a quotation or a sample of (4S,5S)-(−)-2-Methyl-5-phenyl-2-oxazoline-4-methanol.
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