Description

5-Bromo-2,3,4-Trimethylbenzoyl Chloride is a high-purity, multi-functional aromatic acid chloride intermediate essential for advanced organic synthesis. Its value lies in its reactive benzoyl chloride group and strategically placed bromine and methyl substituents, enabling precise chemical modifications. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of novel small-molecule drugs.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic structure.
• Ligand and Catalyst Preparation: Serves as a precursor for creating specialized ligands used in transition metal catalysis and asymmetric synthesis.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of high-performance polymers and resins with specific thermal or mechanical properties.
• Material Science Research: Employed in the development of organic electronic materials, such as charge-transport layers or photoactive compounds.
• Custom Synthesis and Contract Manufacturing: A critical reagent for fine chemical manufacturers offering bespoke synthesis services to various technology sectors.

Basic Information

Product Name	5-Bromo-2,3,4-Trimethylbenzoyl Chloride
CAS No.	342405-32-7
Molecular Formula	C10H10BrClO
Molecular Weight	261.54 g/mol
Synonyms	2,3,4-Trimethyl-5-bromobenzoyl chloride; 5-Bromo-2,3,4-trimethylbenzoic acid chloride; 5-Bromo-2,3,4-trimethylbenzoyl chloride; 5-Bromo-2,3,4-trimethyl-benzoyl chloride; Benzoyl chloride, 5-bromo-2,3,4-trimethyl-; (5-Bromo-2,3,4-trimethylphenyl)methanoyl chloride
EINECS	Contact for details

Quality Control

Every batch of 5-Bromo-2,3,4-Trimethylbenzoyl Chloride is manufactured and tested under a strict quality management system. We ensure high lot-to-lot consistency through rigorous analytical controls, including HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and moisture-sensitive nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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