Description

Methyl 4-Chlorobenzoate is a versatile organic ester compound, widely recognized as a key intermediate in fine chemical synthesis. Its value lies in its stable aromatic ester structure, which serves as a reliable building block for constructing more complex molecules in research and industrial processes. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking high-purity intermediates.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing chlorinated aromatic moieties.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where the 4-chlorobenzoate group is integral.
• Liquid Crystal & Polymer Chemistry: Serves as a monomer or intermediate in the development of specialty polymers and liquid crystal materials.
• Organic Synthesis & Research: A valuable reagent for esterification studies, cross-coupling reactions, and as a standard in analytical chemistry.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of certain complex dyes and organic pigments.
• Flavor & Fragrance Industry: Utilized in the controlled synthesis of specific aromatic compounds for advanced applications.

Basic Information

Product Name	Methyl 4-Chlorobenzoate
CAS No.	1126-46-1
Molecular Formula	C8H7ClO2
Molecular Weight	170.59 g/mol
Synonyms	Methyl p-Chlorobenzoate; 4-Chlorobenzoic Acid Methyl Ester; p-Chlorobenzoic Acid Methyl Ester; Methyl 4-Chlorobenzenecarboxylate; Methyl Parachlorobenzoate; Benzoic acid, 4-chloro-, methyl ester; Methyl p-chlorobenzenecarboxylate; M4CB
EINECS	214-416-7

Quality Control

Our Methyl 4-Chlorobenzoate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with each shipment, detailing all critical parameters. Our quality commitment aligns with cGMP principles for intermediates, ensuring reliability for your most demanding synthesis applications.

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 oxidizing agents, strong bases, and heat sources. The product is stable under recommended conditions but should be handled with standard laboratory precautions to avoid contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	41 - 44 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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