Description

3-Bromo-5-Ethylbenzoic Acid is a high-purity, versatile benzoic acid derivative distinguished by its bromo and ethyl substituents, making it a valuable synthetic intermediate. Its core value proposition lies in enabling precise molecular construction for advanced chemical synthesis, offering reliability and consistency crucial for research and industrial-scale production. This compound is essential for pharmaceutical chemists, agrochemical researchers, and material scientists developing active ingredients, functional materials, and novel organic compounds.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides and fungicides, where the bromine atom facilitates further functionalization.
• Liquid Crystal & OLED Materials: Serves as a precursor for creating specialized aromatic cores in electronic and display materials due to its rigid benzoic acid structure.
• Organic Ligand Synthesis: Employed in the preparation of complex ligands for catalysis and metal-organic frameworks (MOFs).
• Polymer Modification: Acts as a monomer or modifier to introduce specific aromatic and halogenated functionalities into polymer chains, enhancing material properties.
• Academic & Industrial R&D: A fundamental reagent in organic chemistry laboratories for method development and exploring new reaction pathways in cross-coupling and carboxylation reactions.

Basic Information

Product Name	3-Bromo-5-Ethylbenzoic Acid
CAS No.	342045-08-3
Molecular Formula	C9H9BrO2
Molecular Weight	229.07 g/mol
Synonyms	5-Ethyl-3-bromobenzoic Acid; 3-Bromo-5-ethyl-benzoic Acid; Benzoic acid, 3-bromo-5-ethyl-; 342045-08-3; 3-Bromo-5-ethylbenzoic acid; 3-Br-5-Et-Ph-COOH
EINECS	Contact for details

Quality Control

Our 3-Bromo-5-Ethylbenzoic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical parameters. Our quality commitment supports compliance with cGMP and ICH guidelines for use as a pharmaceutical intermediate.

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). Keep away from heat, sparks, and open flame. The container should be kept tightly closed in a dry and well-ventilated place.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥98.0%
Melting Point	Contact for details
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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