Description

2-Bromo-4-Methoxyphenylacetic Acid is a versatile brominated aromatic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both bromine and methoxy substituents, makes it a valuable intermediate for constructing complex molecules with high precision. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging its reactive bromine site for further functionalization.
• Liquid Crystal & OLED Material Research: Serves as a starting material for synthesizing advanced organic electronic materials due to its aromatic core and modifiable functional groups.
• Chemical Biology & Proteomics: Employed as a linker or tagging reagent in bioconjugation and probe development for studying biological systems.
• Academic & Industrial R&D: A fundamental reagent for methodological development in organic chemistry, including cross-coupling reactions and palladium-catalyzed transformations.
• Fine Chemical Production: Intermediate for manufacturing dyes, pigments, and other specialty chemicals requiring a brominated phenylacetic acid backbone.

Basic Information

Item	Detail
Product Name	2-Bromo-4-Methoxyphenylacetic Acid
CAS No.	66916-99-2
Molecular Formula	C9H9BrO3
Molecular Weight	245.07 g/mol
Synonyms	(2-Bromo-4-methoxyphenyl)acetic Acid; 2-(2-Bromo-4-methoxyphenyl)acetic Acid; 4-Methoxy-2-bromophenylacetic Acid; α-(2-Bromo-4-methoxyphenyl)acetic Acid; NSC 403796; BRN 2201405; 2-Bromo-4-methoxybenzeneacetic Acid
EINECS	Contact for details

Quality Control

Our 2-Bromo-4-Methoxyphenylacetic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with each shipment, confirming compliance with customer specifications and industry best practices.

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. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging.

Specification

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