Description

[1,1'-Biphenyl]-3-Carboxaldehyde, 4-Methyl- is a high-purity aromatic aldehyde derivative, serving as a versatile and critical building block in advanced organic synthesis. Its value lies in its functional biphenyl core and reactive aldehyde group, enabling the construction of complex molecular architectures. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediates: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory agents.
• Agrochemical Synthesis: Building block for creating advanced fungicides, herbicides, and plant growth regulators with enhanced efficacy.
• Liquid Crystal & OLED Materials: Core component in the production of biphenyl-based liquid crystals for displays and organic light-emitting diode (OLED) materials.
• Polymer & Resin Modifiers: Used to introduce aromatic rigidity and aldehyde functionality into polymers, improving thermal stability and cross-linking properties.
• Fine Chemical Synthesis: Intermediate for manufacturing dyes, pigments, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new chemical reactions in research laboratories.

Basic Information

Product Name	[1,1'-Biphenyl]-3-Carboxaldehyde, 4-Methyl-
CAS No.	2928-45-2
Molecular Formula	C14H12O
Molecular Weight	196.24 g/mol
Synonyms	4-Methyl-[1,1'-biphenyl]-3-carboxaldehyde; 4-Methyl-3-biphenylcarboxaldehyde; 3-Formyl-4-methylbiphenyl; 4'-Methylbiphenyl-3-carbaldehyde; 4-Methyl-3-phenylbenzaldehyde; 3-Benzyl-4-methylbenzaldehyde (common misnomer); Biphenyl-3-carboxaldehyde, 4-methyl-; 4-Methylbiphenyl-3-carboxaldehyde
EINECS	220-889-8

Quality Control

Our [1,1'-Biphenyl]-3-Carboxaldehyde, 4-Methyl- 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 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 heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.