Description

4-Bromotoluene is a versatile halogenated aromatic compound that serves as a crucial building block in advanced organic synthesis. Its primary value lies in its reactive bromine atom, which enables efficient cross-coupling reactions and functional group transformations. This intermediate is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and other crop protection agents.
• Liquid Crystal & OLED Materials: Serves as a starting material for creating advanced electronic display components and organic light-emitting diodes.
• Dye & Pigment Production: Employed in the synthesis of complex organic dyes and colorants.
• Polymer Chemistry: Acts as a monomer or modifying agent in the production of specialty polymers and resins.
• Cross-Coupling Reactions: A fundamental substrate in Suzuki, Heck, and other palladium-catalyzed coupling reactions to form biaryl structures.
• Chemical Research & Development: Utilized in academic and industrial R&D for exploring new synthetic pathways and creating novel chemical entities.

Basic Information

Item	Details
Product Name	4-Bromotoluene
CAS No.	106-38-7
Molecular Formula	C7H7Br
Molecular Weight	171.04 g/mol
Synonyms	p-Bromotoluene; 1-Bromo-4-methylbenzene; 4-Methylbromobenzene; 4-Methylphenyl bromide; p-Tolyl bromide; Toluene, p-bromo-; Para-Bromotoluene; Methyl-4-bromobenzene
EINECS	203-391-8

Quality Control

Our 4-Bromotoluene is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) documenting all test results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and evaporation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Total impurities ≤ 2.0%
Density (at 20°C)	1.390 - 1.410 g/mL
Refractive Index (n20D)	1.547 - 1.552

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