Description

(2R,3R)-2α,3β-Diphenyloxirane is a high-purity chiral epoxide compound, a crucial building block in asymmetric synthesis. Its defined stereochemistry makes it an invaluable intermediate for producing enantiomerically pure pharmaceuticals and advanced materials. This product is essential for research and development chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific stereocenters into complex molecules.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in cardiovascular and central nervous system drugs.
• Agrochemical Synthesis: Used in the production of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands and organocatalysts used in asymmetric catalysis.
• Fine Chemical Production: Intermediate for flavors, fragrances, and other high-value specialty chemicals requiring specific stereochemistry.
• Academic and R&D: A standard reagent in organic chemistry research for studying stereoselective ring-opening reactions and synthetic methodology development.
• Material Science: Building block for chiral polymers and advanced organic materials with specific optical properties.

Basic Information

Product Name	(2R,3R)-2α,3β-Diphenyloxirane
CAS No.	25144-18-7
Molecular Formula	C14H12O
Molecular Weight	196.24 g/mol
Synonyms	(2R,3R)-2,3-Diphenyloxirane; (R,R)-2,3-Diphenyloxirane; trans-2,3-Diphenyloxirane; (2R,3R)-(-)-trans-Stilbene oxide; (R,R)-(-)-trans-Stilbene oxide; trans-Stilbene oxide; 1,2-Epoxy-1,2-diphenylethane; Stilbene oxide
EINECS	Contact for details

Quality Control

Our (2R,3R)-2α,3β-Diphenyloxirane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) with detailed specifications for identity, assay, enantiomeric excess, and impurity profile are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Melting Point	66 - 70 °C
Loss on Drying	≤ 0.5%

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