Description

3-(4-Methylphenyl)Oxirane-2-Carboxylic Acid is a high-purity, versatile chiral building block and synthetic intermediate of significant commercial interest. This compound is valued for its epoxide and carboxylic acid functional groups, which enable its use in the synthesis of complex molecules, particularly in the pharmaceutical sector. It serves as a critical precursor for researchers and manufacturers in fine chemical, agrochemical, and advanced material development who require reliable, high-quality intermediates for their synthesis workflows.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the development of active pharmaceutical ingredients (APIs), especially in protease inhibitor and other small-molecule drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its reactive epoxide ring for structural diversification.
• Fine Chemical Production: Serves as a building block for synthesizing specialty chemicals, flavors, fragrances, and performance materials.
• Academic & Industrial Research: Employed in organic chemistry research for studying epoxide ring-opening reactions and asymmetric synthesis methodologies.
• Material Science: Potential monomer or cross-linking agent in the development of novel polymers and resins with specific thermal or mechanical properties.

Basic Information

Product Name	3-(4-Methylphenyl)Oxirane-2-Carboxylic Acid
CAS No.	736091-94-4
Molecular Formula	C10H10O3
Molecular Weight	178.18 g/mol
Synonyms	4-Methylphenylglycidic Acid; 2,3-Epoxy-3-(p-tolyl)propanoic Acid; (p-Tolyl)glycidic Acid; 3-(p-Tolyl)oxirane-2-carboxylic Acid; α,β-Epoxy-4-methylhydrocinnamic Acid; 3-(4-Methylphenyl)-2-oxiranecarboxylic Acid; 2-Oxiranecarboxylic acid, 3-(4-methylphenyl)-; Glycidic acid, 4'-methyl-
EINECS	Contact for details

Quality Control

Our 3-(4-Methylphenyl)Oxirane-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral purity assessment, to ensure it meets the high standards required for research and commercial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee (by Chiral HPLC)
Water Content (KF)	≤ 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.