Description

4-(4-Cyanophenyl)Benzaldehyde is a high-purity aromatic aldehyde building block characterized by its bifunctional molecular structure. This compound is essential for advanced organic synthesis, offering a versatile platform for constructing complex molecules in pharmaceutical and materials science research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel intermediates and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing biphenyl and cyano functionalities.
• Liquid Crystal & OLED Material Synthesis: Serves as a core building block for creating advanced organic electronic materials, including liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs).
• Agrochemical Development: Used in research to develop novel herbicides, fungicides, and insecticides with specific activity profiles.
• Polymer & Resin Modification: Employed to introduce aldehyde and cyano groups into polymer chains, modifying properties like adhesion, thermal stability, and chemical resistance.
• Cross-coupling Reactions: Acts as a versatile substrate in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) to form complex biaryl structures.
• Ligand & Catalyst Design: Useful for synthesizing specialized ligands and organocatalysts used in asymmetric synthesis and homogeneous catalysis.

Basic Information

Product Name	4-(4-Cyanophenyl)Benzaldehyde
CAS No.	50670-55-8
Molecular Formula	C14H9NO
Molecular Weight	207.23 g/mol
Synonyms	[4-(4-Cyanophenyl)phenyl]methanal; 4'-Formyl[1,1'-biphenyl]-4-carbonitrile; 4-Cyanobiphenyl-4'-carboxaldehyde; p-Cyanobiphenyl-4-carboxaldehyde; 4-(4-Cyanophenyl)benzaldehyde; Biphenyl-4-carbonitrile, 4'-formyl-; 4-Formyl-4'-cyanobiphenyl
EINECS	Contact for details

Quality Control

Our 4-(4-Cyanophenyl)Benzaldehyde is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	140 - 144 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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