Description

(R)-(+)-4-(Diphenylmethyl)-2-Oxazolidinone is a high-value chiral auxiliary and building block in asymmetric organic synthesis. Its importance lies in its ability to induce high stereoselectivity in a variety of chemical transformations, enabling the production of enantiomerically pure intermediates. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for developing active pharmaceutical ingredients (APIs) and advanced materials.

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 drugs and bioactive molecules.
• Catalyst Ligand Precursor: Used in the development of chiral catalysts for homogeneous catalysis.
• Academic & Process R&D: A critical reagent for methodological development and scale-up studies in organic chemistry.
• Fine Chemical Production: For the manufacture of specialty chemicals requiring specific chiral configurations.

Basic Information

Product Name	(R)-(+)-4-(Diphenylmethyl)-2-Oxazolidinone
CAS No.	173604-33-6
Molecular Formula	C16H15NO2
Molecular Weight	253.30 g/mol
Synonyms	(R)-4-(Diphenylmethyl)-2-oxazolidinone; (R)-(+)-4-Benzhydryl-2-oxazolidinone; (4R)-4-(Diphenylmethyl)-1,3-oxazolidin-2-one; (R)-4-(Diphenylmethyl)-2-oxazolidinone; Evans Chiral Auxiliary (Diphenylmethyl variant); (R)-Diphenylmethyl Oxazolidinone; (R)-4-Benzhydryloxazolidin-2-one
EINECS	Contact for details

Quality Control

Our (R)-(+)-4-(Diphenylmethyl)-2-Oxazolidinone is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (ee)	≥ 99.0%
Melting Point	Contact for details
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.