Description

Oxirane, 2,3-Bis(2-Methylphenyl)-, (2R,3R)-Rel- (9Ci) is a high-purity, stereochemically defined chiral epoxide building block. This compound is of significant value in asymmetric synthesis, serving as a key intermediate for constructing complex molecules with precise three-dimensional architecture. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and advanced materials.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of enantiomerically pure drug candidates and active pharmaceutical ingredients (APIs).
• Asymmetric Catalysis Research: Used as a substrate or ligand precursor in the development and study of new asymmetric catalytic reactions.
• Agrochemical Synthesis: Serves as a building block for creating chiral pesticides and herbicides with enhanced efficacy and selectivity.
• Advanced Material Precursor: Employed in the synthesis of specialized polymers, liquid crystals, or other functional materials requiring specific stereochemistry.
• Organic Synthesis & Methodology Development: A valuable tool for academic and industrial chemists exploring new ring-opening and functionalization reactions of epoxides.

Basic Information

Product Name	Oxirane, 2,3-Bis(2-Methylphenyl)-, (2R,3R)-Rel- (9Ci)
CAS No.	807630-81-5
Molecular Formula	C₁₈H₁₈O
Molecular Weight	250.33 g/mol
Synonyms	(2R,3R)-2,3-Bis(2-methylphenyl)oxirane; rel-(2R,3R)-2,3-Bis(o-tolyl)oxirane; 2,3-Di-o-tolyloxirane, (R*,R*)-(-)-; (R*,R*)-(-)-2,3-Di-o-tolyloxirane; 2,3-Bis(2-methylphenyl)oxirane, (2R,3R)-rel-; Chiral o-tolyl epoxide; 2,3-Di(2-methylphenyl)oxirane
EINECS	Contact for details

Quality Control

Our production of this chiral epoxide adheres to stringent quality protocols to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, NMR, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity (assay), enantiomeric excess (ee), and impurity profile is provided with every shipment, supporting your regulatory and research requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Heavy Metals	< 10 ppm

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