Description

4-Bromo-o-Xylene is a versatile halogenated aromatic compound, primarily valued as a key synthetic intermediate in advanced organic chemistry. Its bromine substituent on the o-xylene backbone makes it a crucial building block for introducing functional groups and constructing complex molecular architectures. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides.
• Ligand and Catalyst Development: Employed in the creation of specialized ligands for metal-organic frameworks (MOFs) and catalytic systems.
• Material Science: Acts as a monomer or modifying agent in the synthesis of advanced polymers and functional materials.
• Organic Synthesis: A fundamental building block for Suzuki and other cross-coupling reactions to form biaryl structures.
• Dye and Pigment Manufacturing: Utilized in the synthesis of complex organic dyes and colorants.

Basic Information

Product Name	4-Bromo-o-Xylene
CAS No.	583-71-1
Molecular Formula	C8H9Br
Molecular Weight	185.06 g/mol
Synonyms	1-Bromo-2,4-dimethylbenzene; 2,4-Dimethylbromobenzene; 4-Bromo-1,2-dimethylbenzene; o-Xylene, 4-bromo-; 2,4-Dimethylphenyl bromide; 4-Bromo-ortho-xylene; Bromoxylene
EINECS	209-506-8

Quality Control

Our 4-Bromo-o-Xylene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications. Our quality commitment ensures the material meets the stringent requirements for research and cGMP manufacturing applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is 2-25°C. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%
Density	1.35 - 1.45 g/cm³ @ 20°C
Boiling Point	~ 215 - 220 °C

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