Description

4-Ethylbiphenyl is an important organic intermediate and specialty chemical belonging to the alkylated biphenyl class. This compound matters for its utility as a versatile building block in advanced synthesis and as a functional component in material science. Industries that require high-purity intermediates for pharmaceuticals, liquid crystals, and advanced polymer research will find this product essential.

Application

• Pharmaceutical Intermediate: A key synthon in the production of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Liquid Crystal Materials: Serves as a core component or precursor in the synthesis of liquid crystal compounds for display technologies.
• Organic Synthesis Building Block: Used in cross-coupling reactions, such as Suzuki or Heck reactions, to construct more complex molecular architectures.
• Polymer & Resin Modifier: Acts as a plasticizer or a monomeric unit to modify the properties of specialty polymers and engineering plastics.
• Research & Development: Employed in academic and industrial R&D for exploring new organic reactions and material properties.
• Electronic Chemicals: Potential use in the development of organic semiconductors and other electronic materials.

Basic Information

Product Name	4-Ethylbiphenyl
CAS No.	5707-44-8
Molecular Formula	C₁₄H₁₄
Molecular Weight	182.26 g/mol
Synonyms	1-Ethyl-4-phenylbenzene; p-Ethylbiphenyl; 4-Ethyl-1,1'-biphenyl; 4-Ethyl-diphenyl; (1,1'-Biphenyl)-4-ylethane
EINECS	227-175-9

Quality Control

Our 4-Ethylbiphenyl is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive quality assurance, with products typically meeting a purity specification of ≥98.0% (GC). Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request for every batch.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Melting Point	34 - 38 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC/GC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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