Description

Methyl 4-Chloro-3-Cyanobenzoate is a high-purity, multi-functional organic intermediate essential for advanced chemical synthesis. This compound matters because it provides a versatile molecular scaffold for constructing complex active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new molecules with enhanced properties.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the development and production of advanced herbicides, fungicides, and insecticides, leveraging the chloro and cyano functional groups for bioactivity.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for synthesizing complex aromatic structures used in electronic display technologies.
• Polymer & Dye Intermediate: Employed in the production of specialty polymers, pigments, and dyes where the benzoate ester and nitrile groups are incorporated into the final product's backbone.
• Organic Synthesis & Research: A versatile reagent for cross-coupling reactions, esterifications, and cyano-group transformations in academic and industrial R&D laboratories.

Basic Information

Product Name	Methyl 4-Chloro-3-Cyanobenzoate
CAS No.	181282-80-4
Molecular Formula	C9H6ClNO2
Molecular Weight	195.60 g/mol
Synonyms	Methyl 4-chloro-3-cyanobenzoate; 4-Chloro-3-cyano-benzoic acid methyl ester; Benzoic acid, 4-chloro-3-cyano-, methyl ester; Methyl 4-chloro-3-cyanobenzoate; 3-Cyano-4-chlorobenzoic acid methyl ester; Methyl 3-cyano-4-chlorobenzoate; 181282-80-4
EINECS	Contact for details

Quality Control

Our Methyl 4-Chloro-3-Cyanobenzoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

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)	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.