Description

4-Bromo-3-Methoxyaniline is a versatile aromatic amine derivative, serving as a crucial intermediate in advanced organic synthesis. Its value lies in the strategic positioning of its bromine and methoxy substituents, which enable selective functionalization for constructing complex molecular architectures. This compound is essential for research and production chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, where its aniline core provides a handle for further derivatization.
• Dye and Pigment Manufacturing: Acts as a precursor for azo dyes and other complex colorants, contributing to hue and fastness properties.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and polymers requiring tailored electronic properties.
• Cross-Coupling Reactions: The bromine atom makes it an excellent substrate for palladium-catalyzed reactions like Suzuki, Heck, and Buchwald-Hartwig aminations.
• Chemical Research & Development: Serves as a standard reagent and starting material in academic and industrial R&D labs for methodological studies and library synthesis.

Basic Information

Product Name	4-Bromo-3-Methoxyaniline
CAS No.	19056-40-7
Molecular Formula	C7H8BrNO
Molecular Weight	202.05 g/mol
Synonyms	3-Methoxy-4-bromoaniline; 4-Bromo-3-anisidine; 4-Bromo-m-anisidine; 1-Amino-4-bromo-3-methoxybenzene; 2-Bromo-5-aminomethoxybenzene; 4-Bromo-3-methoxybenzenamine; Aniline, 4-bromo-3-methoxy-
EINECS	242-800-6

Quality Control

Every batch of 4-Bromo-3-Methoxyaniline is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment and is available upon request.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging during storage and handling.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	68°C - 72°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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