Description

(3-Chloromethylphenyl)Acetic Acid Methyl Ester is a versatile and high-purity chemical intermediate essential for advanced organic synthesis. Its bifunctional structure, featuring both a chloromethyl and an ester group, makes it a critical building block for constructing complex molecular architectures. This compound is particularly valuable for research and development chemists and process engineers in the pharmaceutical and agrochemical industries seeking to develop new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting the central nervous system and inflammatory pathways.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging the reactive chloromethyl group for further functionalization.
• Liquid Crystal & OLED Material Production: Serves as a building block for advanced organic electronic materials, where its aromatic core and ester functionality are incorporated into charge-transport or emissive layers.
• Polymer Modification: Acts as a monomer or cross-linking agent for specialty polymers, including epoxy resins and polyesters, to introduce specific chemical or physical properties.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for constructing complex organic molecules, including natural product analogs and novel heterocycles.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments, where its phenylacetic acid derivative structure contributes to color and stability properties.

Basic Information

Product Name	(3-Chloromethylphenyl)Acetic Acid Methyl Ester
CAS No.	91880-72-7
Molecular Formula	C10H11ClO2
Molecular Weight	198.65 g/mol
Synonyms	Methyl (3-Chloromethylphenyl)acetate; 3-(Chloromethyl)benzeneacetic Acid Methyl Ester; Methyl 2-[3-(Chloromethyl)phenyl]acetate; (3-Chloromethyl)phenylacetic Acid Methyl Ester; Benzenacetic acid, 3-(chloromethyl)-, methyl ester; Methyl (3-chloromethyl)benzylacetate; α-(3-Chloromethylphenyl)acetic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our (3-Chloromethylphenyl)Acetic Acid Methyl Ester is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet the stringent requirements of our global clientele. A Certificate of Analysis (COA) detailing identity, purity, and specific tests is provided with every shipment to support your quality assurance protocols.

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 nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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