Description

Benzenepropanoic Acid, 4-Bromo-β-Methyl-, Methyl Ester is a specialized aromatic ester derivative, serving as a high-value intermediate in advanced organic synthesis. Its core value lies in providing a versatile brominated and esterified phenylpropanoate scaffold, enabling precise molecular construction for complex target molecules. This compound is essential for R&D chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is utilized in the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting CNS and metabolic disorders.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides and plant growth regulators, leveraging its brominated aromatic structure.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for synthesizing advanced organic electronic materials and functional dyes.
• Organic Synthesis Reagent: Employed in cross-coupling reactions, esterification studies, and as a precursor for further functional group transformations in academic and industrial labs.
• Flavor & Fragrance Intermediate: Potential use in the controlled synthesis of complex aromatic esters for high-value organoleptic compounds.

Basic Information

Product Name	Benzenepropanoic Acid, 4-Bromo-β-Methyl-, Methyl Ester
CAS No.	1021735-42-1
Molecular Formula	C11H13BrO2
Molecular Weight	257.12 g/mol
Synonyms	Methyl 4-Bromo-β-methylbenzenepropanoate; 4-Bromo-β-methylbenzenepropanoic Acid Methyl Ester; Methyl 3-(4-Bromophenyl)butanoate; 3-(4-Bromophenyl)butanoic Acid Methyl Ester; p-Bromo-β-methylhydrocinnamic Acid Methyl Ester; (RS)-Methyl 3-(4-bromophenyl)butanoate; Benzenepropanoic acid, 4-bromo-β-methyl-, methyl ester; 1021735-42-1
EINECS	Contact for details

Quality Control

Our Benzenepropanoic Acid, 4-Bromo-β-Methyl-, Methyl Ester is manufactured under strict quality management systems. Each batch is subjected to rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
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.