Description

4-Bromoanisole is a versatile brominated aromatic ether, serving as a critical building block in advanced organic synthesis. Its value lies in its reactivity as an intermediate for constructing more complex molecules used in pharmaceuticals, agrochemicals, and materials science. This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, liquid crystal, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring substituted anisole or phenol frameworks.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where the bromo and methoxy functional groups are integral.
• Liquid Crystal Materials: Acts as a fundamental intermediate for creating mesogenic compounds used in display technologies.
• Organic Light-Emitting Diodes (OLEDs): Employed in the synthesis of electron-transport or host materials for advanced optoelectronic devices.
• Cross-Coupling Reactions: A valuable substrate in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to form biaryl structures.
• Dye and Pigment Manufacturing: Serves as an intermediate for synthesizing certain azo dyes and complex organic pigments.
• Chemical Research: Used in academic and industrial R&D for method development and exploring new synthetic pathways.

Basic Information

Product Name	4-Bromoanisole
CAS No.	104-92-7
Molecular Formula	C7H7BrO
Molecular Weight	187.04 g/mol
Synonyms	1-Bromo-4-methoxybenzene; p-Bromoanisole; 4-Methoxybromobenzene; p-Methoxybromobenzene; Anisole, 4-bromo-; Bromo-4-methoxybenzene
EINECS	203-252-2

Quality Control

Our 4-Bromoanisole is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with each shipment. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates and meets the stringent requirements of industrial-scale synthesis.

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 strong oxidizing agents, strong acids, and strong bases. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.560 - 1.565
Density (20°C)	1.45 - 1.50 g/cm³

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