Description

4-(4-Cyanophenyl)-3-Methylbenzoic Acid is a high-purity, multi-functional aromatic carboxylic acid derivative. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile organic synthesis building block for constructing complex molecular architectures. It is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular structure and purity are paramount for downstream efficacy and performance.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators, leveraging the cyano and carboxylic acid functional groups.
• Liquid Crystal & OLED Material Research: Used in the development of organic electronic materials and liquid crystal displays (LCDs) due to its rigid, conjugated biphenyl core structure.
• Polymer Chemistry: Monomer or modifier for creating high-performance polymers, such as polyamides, polyesters, and polyimides, with enhanced thermal and mechanical properties.
• Organic Ligand Synthesis: Serves as a starting material for synthesizing chelating ligands used in catalysis and metal-organic frameworks (MOFs).
• Dye & Pigment Manufacturing: Intermediate in the production of specialized dyes and organic pigments.
• Academic & Contract Research: Valuable reagent for medicinal chemistry, process development, and exploratory organic synthesis in R&D laboratories.

Basic Information

Item	Details
Product Name	4-(4-Cyanophenyl)-3-Methylbenzoic Acid
CAS No.	503859-41-4
Molecular Formula	C15H11NO2
Molecular Weight	237.26 g/mol
Synonyms	3-Methyl-4-(4-cyanophenyl)benzoic Acid; 4'-Cyano-3'-methylbiphenyl-4-carboxylic Acid; 4-(4-Cyanophenyl)-3-methylbenzoic acid; [1,1'-Biphenyl]-4-carboxylic acid, 4'-cyano-3'-methyl-; 3-Methyl-4'-(4-cyanophenyl)benzoic Acid; 4-Cyano-3'-methylbiphenyl-4'-carboxylic Acid
EINECS	Contact for details

Quality Control

Our 4-(4-Cyanophenyl)-3-Methylbenzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding synthesis applications.

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 prevent moisture absorption, which can affect product stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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