Description

3-Chloro-4-Methylbenzoic Acid Ethyl Ester is a versatile organic ester building block, primarily valued for its role as a key intermediate in advanced chemical synthesis. Its molecular structure, featuring both chloro and methyl substituents, makes it a critical precursor for the development of pharmaceuticals, agrochemicals, and functional materials. This compound is essential for research institutions and industrial manufacturers engaged in creating active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted benzoate moiety.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, where its aromatic ring system serves as a core structural element.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for synthesizing advanced organic electronic materials and liquid crystal compounds.
• Dye & Pigment Manufacturing: Acts as an intermediate in the production of complex organic dyes and high-performance pigments.
• Polymer Modification Agent: Employed to introduce specific functional groups into polymer chains to alter material properties.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D labs for constructing complex molecular architectures.

Basic Information

Product Name	3-Chloro-4-Methylbenzoic Acid Ethyl Ester
CAS No.	99500-36-4
Molecular Formula	C10H11ClO2
Molecular Weight	198.65 g/mol
Synonyms	Ethyl 3-Chloro-4-methylbenzoate; 3-Chloro-p-toluic Acid Ethyl Ester; Benzoic acid, 3-chloro-4-methyl-, ethyl ester; 4-Methyl-3-chlorobenzoic Acid Ethyl Ester; Ethyl 3-Chloro-4-methylbenzenecarboxylate
EINECS	Contact for details

Quality Control

Our 3-Chloro-4-Methylbenzoic Acid Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specifications and test results. Our quality commitment ensures the material meets the high standards required for pharmaceutical and fine chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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