Description

4-Benzyl-3-(3-Methyl-Butyryl)-Oxazolidin-2-One is a high-value chiral auxiliary and synthetic intermediate of significant importance in modern organic chemistry. Its primary value lies in its ability to facilitate the stereoselective synthesis of complex molecules, enabling the production of enantiomerically pure compounds. This product is essential for research and development chemists, process chemists, and manufacturers in the pharmaceutical and fine chemical industries who require precise control over molecular chirality.

Application

• Chiral Auxiliary in Asymmetric Synthesis: Employed to induce stereoselectivity in key bond-forming reactions such as aldol, alkylation, and Diels-Alder reactions.
• Pharmaceutical Intermediate: Used in the research and production of active pharmaceutical ingredients (APIs) where specific stereochemistry is critical for biological activity.
• Agrochemical Synthesis: Serves as a building block for the development of enantiomerically pure herbicides, fungicides, and insecticides.
• Fine Chemical Production: Integral to the synthesis of specialty chemicals, flavors, and fragrances requiring high stereochemical purity.
• Academic & Industrial R&D: A key reagent for methodological development in organic synthesis and catalysis studies within university and corporate laboratories.

Basic Information

Product Name	4-Benzyl-3-(3-Methyl-Butyryl)-Oxazolidin-2-One
CAS No.	104266-90-2
Molecular Formula	C15H19NO3
Molecular Weight	261.32 g/mol
Synonyms	(S)-4-Benzyl-3-(3-methylbutanoyl)oxazolidin-2-one; (S)-4-Benzyl-3-(3-methylbutyryl)-2-oxazolidinone; (S)-3-(3-Methylbutyryl)-4-benzyl-2-oxazolidinone; Evans Auxiliary Derivative; (S)-N-[(3-Methyl-1-oxobutyl)]-4-(phenylmethyl)-2-oxazolidinone; (S)-4-Benzyl-3-isovaleryloxazolidin-2-one; (S)-3-Isovaleryl-4-benzyloxazolidin-2-one
EINECS	Contact for details

Quality Control

Our 4-Benzyl-3-(3-Methyl-Butyryl)-Oxazolidin-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.