Description

4-Cyanomethylbenzoic Acid is a versatile aromatic building block featuring both a carboxylic acid and a cyanoalkyl functional group on the benzene ring. This bifunctional nature makes it a critical intermediate for synthesizing more complex molecules in advanced chemical manufacturing. It is primarily sought after by research institutions and industrial producers in the pharmaceutical and agrochemical sectors for the development of active ingredients and specialty polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring benzoic acid derivatives with pendant nitrile groups for further functionalization.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where its structure serves as a core scaffold.
• Liquid Crystal & Polymer Chemistry: Serves as a monomer or intermediate for creating specialized polymers and liquid crystal materials with specific electronic or optical properties.
• Organic Synthesis Building Block: Employed in coupling reactions (e.g., esterification, amidation) and cyclization processes to construct heterocyclic compounds and complex organic architectures.
• Dye & Pigment Manufacturing: Intermediate in the production of advanced colorants and photographic chemicals.
• Research & Development: A valuable compound for medicinal chemistry and material science research exploring new molecular entities.

Basic Information

Product Name	4-Cyanomethylbenzoic Acid
CAS No.	83901-88-6
Molecular Formula	C9H7NO2
Molecular Weight	161.16 g/mol
Synonyms	4-(Cyanomethyl)benzoic Acid; (4-Carboxyphenyl)acetonitrile; p-(Cyanomethyl)benzoic Acid; 4-Carboxybenzyl Cyanide; Benzoic acid, 4-(cyanomethyl)-; p-Carboxybenzyl cyanide; 4-Cyanomethyl-benzoic acid; α-Cyano-p-toluic acid
EINECS	Contact for details

Quality Control

Our production of 4-Cyanomethylbenzoic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment, supporting compliance with cGMP and ISO 9001 standards where applicable.

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 oxidizers, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal purity.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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