Description

Benzoylchloride,2,3,5,6-Tetramethyl-(9Ci) is a specialized chlorinated aromatic compound, identified by CAS number 67075-69-8, that serves as a valuable building block in advanced organic synthesis. Its core value lies in its highly substituted benzoyl chloride structure, which provides a reactive site for introducing the 2,3,5,6-tetramethylbenzoyl moiety into target molecules. This product is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries who require high-purity intermediates for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key starting material or advanced intermediate in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates requiring sterically hindered aromatic systems.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides where the tetramethyl-substituted benzoyl group can enhance biological activity and environmental stability.
• Polymer Chemistry: Acts as a monomer or functionalization agent in the creation of specialty polymers, including polyesters and polyamides, with tailored thermal and mechanical properties.
• Ligand and Catalyst Development: Serves as a precursor for synthesizing specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Dyestuff and Pigment Manufacturing: Employed in the synthesis of high-performance, light-fast organic pigments and dyes.
• Organic Synthesis Research: A versatile reagent in academic and industrial R&D for constructing complex, multi-substituted aromatic compounds.

Basic Information

Product Name	Benzoylchloride,2,3,5,6-Tetramethyl-(9Ci)
CAS No.	67075-69-8
Molecular Formula	C11H13ClO
Molecular Weight	196.67 g/mol
Synonyms	2,3,5,6-Tetramethylbenzoyl chloride; Prehnitoyl chloride; 2,3,5,6-Tetramethylbenzoylchloride; Benzoyl chloride, 2,3,5,6-tetramethyl-; 2,3,5,6-Tetramethyl-benzoic acid chloride
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards for high-purity synthetic intermediates. Each batch is characterized using advanced analytical techniques including GC, HPLC, NMR, and IR spectroscopy to confirm identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) documenting all relevant specifications are available upon request. We adhere to a quality management system to ensure batch-to-batch consistency and traceability.

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). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and degradation. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, alcohols, and amines.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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