Description

β,3,4-Trimethylbenzenepropanoic Acid Methyl Ester is a high-purity aromatic ester building block, valued for its defined molecular structure and consistent reactivity. This compound serves as a critical intermediate in advanced organic synthesis, enabling the production of complex molecules with high specificity and yield. It is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality intermediates for scale-up and production.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with complex aromatic side chains.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a precursor in the development of organic electronic materials and advanced display components.
• Fragrance & Flavor Chemistry: Employed as a building block for creating novel aromatic esters with specific olfactory profiles.
• Polymer Modification: Acts as a functional monomer or cross-linking agent in specialty polymer formulations to alter material properties.
• Organic Synthesis Research: A versatile reagent for academic and industrial R&D focused on novel carbon-carbon bond formation and ester chemistry.

Basic Information

Product Name	β,3,4-Trimethylbenzenepropanoic Acid Methyl Ester
CAS No.	56298-99-8
Molecular Formula	C13H18O2
Molecular Weight	206.28 g/mol
Synonyms	3-(3,4-Dimethylphenyl)-2-methylpropanoic acid methyl ester; Methyl 3-(3,4-dimethylphenyl)-2-methylpropanoate; 2-Methyl-3-(3,4-dimethylphenyl)propanoic acid methyl ester; β-(3,4-Dimethylphenyl)-α-methylpropionic acid methyl ester; Methyl β-(3,4-dimethylphenyl)-α-methylpropionate; 3,4-Dimethylhydrocinnamic acid methyl ester, α-methyl-; (RS)-Methyl 3-(3,4-dimethylphenyl)-2-methylpropanoate
EINECS	Contact for details

Quality Control

Our β,3,4-Trimethylbenpropanoic Acid Methyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance and regulatory needs.

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, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 98.0%
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.