Description

(4R)-n-Acetyl)-4-Benzyl-2-Oxazolidinone, 99 CAS NO 184363-65-3 is a high-purity, enantiomerically pure chiral auxiliary and synthetic building block. This compound is critically important for facilitating asymmetric synthesis, enabling the production of single-isomer intermediates with high stereoselectivity. It is primarily needed by research institutions and pharmaceutical manufacturers developing active pharmaceutical ingredients (APIs), agrochemicals, and other fine chemicals where precise stereochemistry is essential.

Application

• Asymmetric Synthesis: As a chiral auxiliary for the stereoselective alkylation, aldol, and Diels-Alder reactions.
• Pharmaceutical Intermediates: Key building block in the synthesis of enantiomerically pure drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of chiral pesticides and herbicides with specific biological activity.
• Academic & Industrial R&D: A standard reagent in method development and discovery chemistry for creating novel chiral compounds.
• Catalyst Ligand Precursor: Serves as a starting material for synthesizing chiral ligands used in metal-catalyzed asymmetric transformations.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals requiring defined stereochemistry.

Basic Information

Product Name	(4R)-n-Acetyl)-4-Benzyl-2-Oxazolidinone, 99
CAS No.	184363-65-3
Molecular Formula	C₁₂H₁₃NO₃
Molecular Weight	219.24 g/mol
Synonyms	(4R)-4-Benzyl-3-acetyl-2-oxazolidinone; (R)-4-Benzyl-3-acetyloxazolidin-2-one; (R)-(-)-4-Benzyl-3-acetyl-2-oxazolidinone; (R)-4-Benzyl-3-acetyl-2-oxazolidinone; N-Acetyl-4(R)-benzyl-2-oxazolidinone; Evans Chiral Auxiliary (Acetyl variant); (R)-N-Acetyl-4-benzyl-2-oxazolidinone; (4R)-3-Acetyl-4-benzyl-1,3-oxazolidin-2-one
EINECS	Contact for details

Quality Control

Our (4R)-n-Acetyl)-4-Benzyl-2-Oxazolidinone is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high enantiomeric purity. Every lot is analyzed to confirm identity, purity, and chiral integrity. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), enantiomeric excess (ee), and impurity profiles are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
Enantiomeric Excess (ee)	≥ 99.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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