Description

Benzene, 1-Bromo-4-(1,1-Dimethylethyl)-2-Methyl- is a high-purity brominated aromatic compound, identified by CAS NO 854637-01-7, serving as a versatile and critical building block in advanced organic synthesis. Its molecular structure, featuring both bromine and a bulky tert-butyl group, makes it an essential intermediate for creating complex molecules with tailored properties. This compound is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for applications in catalysis, material science, and fine chemical manufacturing.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring sterically hindered aromatic systems.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides where the bromine atom facilitates further functionalization.
• Ligand and Catalyst Preparation: Serves as a precursor for synthesizing specialized ligands used in transition metal catalysis and cross-coupling reactions.
• Material Science Research: Employed in the creation of novel organic semiconductors, liquid crystals, and polymers with specific electronic or structural characteristics.
• Fine Chemical Manufacturing: Acts as a versatile intermediate for producing dyes, pigments, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	Benzene, 1-Bromo-4-(1,1-Dimethylethyl)-2-Methyl-
CAS No.	854637-01-7
Molecular Formula	C11H15Br
Molecular Weight	227.14 g/mol
Synonyms	2-Methyl-4-tert-butylbromobenzene; 1-Bromo-4-tert-butyl-2-methylbenzene; 4-tert-Butyl-2-methylbromobenzene; 2-Bromo-5-tert-butyltoluene; 5-tert-Butyl-2-bromotoluene; 1-Bromo-4-(tert-butyl)-2-methylbenzene; 4-(tert-Butyl)-2-methylbromobenzene; Bromo-tert-butyltoluene
EINECS	Contact for details

Quality Control

Our production of Benzene, 1-Bromo-4-(1,1-Dimethylethyl)-2-Methyl- adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical processes. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy, to verify identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) documenting all test results are provided and available upon request, supporting compliance with internal and regulatory standards.

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 acids, bases, and oxidizing agents. Due to its light-sensitive nature, containers should be amber glass or otherwise opaque.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%
Density (at 20°C)	~1.2 g/mL

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