Description

4-Chloromethylphenylacetic Acid Methyl Ester is a versatile and high-purity organic building block essential for advanced chemical synthesis. This compound matters as a key intermediate in the production of complex molecules, offering a reactive chloromethyl group and an ester functionality for selective derivatization. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Material Production: Serves as a building block for advanced electronic and display materials.
• Peptide & Protein Modification: Employed in biochemical research for labeling and cross-linking studies.
• Polymer & Resin Chemistry: Acts as a monomer or cross-linking agent in specialty polymer formulations.
• Organic Synthesis & Research: A valuable reagent for constructing complex organic frameworks in academic and industrial R&D.

Basic Information

Item	Details
Product Name	4-Chloromethylphenylacetic Acid Methyl Ester
CAS No.	72770-09-3
Molecular Formula	C10H11ClO2
Molecular Weight	198.65 g/mol
Synonyms	Methyl (4-Chloromethyl)phenylacetate; Methyl 2-(4-(Chloromethyl)phenyl)acetate; 4-(Chloromethyl)benzeneacetic Acid Methyl Ester; p-(Chloromethyl)phenylacetic Acid Methyl Ester; 72770-09-3; Methyl 4-(chloromethyl)benzeneacetate; (4-Chloromethylphenyl)acetic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our 4-Chloromethylphenylacetic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your research and production specifications.

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 product is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if necessary to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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