Description

3-Bromo-4-Methoxybenzoic Acid Ethyl Ester is a versatile aromatic ester building block, valued for its reactive bromine and methoxy substituents which enable selective functionalization. This compound is essential for synthetic chemists requiring a high-purity intermediate to construct complex molecules with precision. It is primarily sought after by the pharmaceutical, agrochemical, and advanced materials research sectors for applications in drug discovery, ligand synthesis, and specialty polymer development.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic core.
• Ligand & Catalyst Development: Serves as a starting material for creating specialized ligands used in transition metal catalysis and organometallic chemistry.
• Material Science Research: Employed in the synthesis of liquid crystals, organic semiconductors, and photoactive polymers for electronic applications.
• Chemical Biology Probes: Useful for constructing molecular probes and tags for studying biological processes and protein interactions.
• Custom Synthesis & Scale-up: A critical building block for contract research organizations (CROs) and CDMOs performing custom synthesis from milligram to kilogram scale.

Basic Information

Product Name	3-Bromo-4-Methoxybenzoic Acid Ethyl Ester
CAS No.	460079-82-7
Molecular Formula	C10H11BrO3
Molecular Weight	259.10 g/mol
Synonyms	Ethyl 3-Bromo-4-methoxybenzoate; 4-Methoxy-3-bromobenzoic Acid Ethyl Ester; Benzoic acid, 3-bromo-4-methoxy-, ethyl ester; 3-Bromo-4-methoxy-benzoic acid ethyl ester; 3-Bromo-p-anisic acid ethyl ester; Ethyl 3-bromo-4-methoxybenzoate
EINECS	Contact for details

Quality Control

Our production of 3-Bromo-4-Methoxybenzoic Acid Ethyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to support cGMP and ISO standards for customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
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.