Description

Methylbenzoyl Chloride is a versatile and highly reactive aromatic acid chloride derivative. This compound serves as a critical building block in organic synthesis, enabling the efficient introduction of the methylbenzoyl moiety. It is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients or advanced materials. Its reactivity profile makes it a preferred intermediate for amidation and esterification reactions.

Application

• Pharmaceutical Intermediate: Key starting material (KSM) or advanced intermediate in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with benzamide or benzoate ester structures.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, where it acts as a core building block for active molecules.
• Dye and Pigment Manufacturing: Employed in the synthesis of complex organic dyes, pigments, and optical brighteners.
• Polymer Chemistry: Serves as a monomer or modifying agent in the production of specialty polymers, including polyamides and polyesters with specific aromatic properties.
• Organic Synthesis Reagent: A fundamental reagent in research laboratories for peptide coupling, Friedel-Crafts acylation, and other acyl transfer reactions.
• Liquid Crystal and Electronic Materials: Used in the synthesis of precursors for liquid crystal displays (LCDs) and other advanced electronic materials.

Basic Information

Product Name	Methylbenzoyl Chloride
CAS No.	37808-28-9
Molecular Formula	C8H7ClO
Molecular Weight	154.59 g/mol
Synonyms	2-Methylbenzoyl chloride; o-Toluoyl chloride; 2-Methylbenzenecarbonyl chloride; o-Methylbenzoyl chloride; Toluoyl chloride; 2-Toluoyl chloride; (2-Methylphenyl)carbonyl chloride; α-Methylbenzoyl chloride
EINECS	Contact for details

Quality Control

Our Methylbenzoyl Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee supply reliability and product traceability.

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 bases, alcohols, and amines. Recommended storage temperature is 2-8°C for long-term stability. Due to its nature as a strong acid/organic solvent, ensure containers are kept tightly sealed to prevent moisture absorption and hydrolysis.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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