Description

4-Chloro-1,1':2',1''-Terphenyl is a halogenated terphenyl derivative, a class of compounds valued for their structural rigidity and thermal stability. This compound serves as a crucial advanced organic intermediate and building block in sophisticated chemical synthesis. It is primarily needed by R&D laboratories and industrial manufacturers in the pharmaceutical, liquid crystal, and advanced material sectors for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring a rigid, biphenyl-like core structure.
• Liquid Crystal Material Synthesis: Acts as a key precursor or dopant in the production of liquid crystal mixtures for display technologies (LCDs).
• Organic Light-Emitting Diode (OLED) Materials: Used in the development of host or charge-transport materials for OLED devices due to its conjugated system.
• Advanced Polymer & Resin Modifier: Incorporation into high-performance polymers to enhance thermal stability, rigidity, and chemical resistance.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions (e.g., Suzuki, Heck) to construct complex polyaromatic systems for research and specialty chemicals.
• Agrochemical Intermediate: Potential use in the synthesis of specialized agrochemicals requiring halogenated aromatic components.

Basic Information

Product Name	4-Chloro-1,1':2',1''-Terphenyl
CAS No.	21711-54-6
Molecular Formula	C18H13Cl
Molecular Weight	264.75 g/mol
Synonyms	4-Chloro-1,1':2',1''-terphenyl; 4-Chloro-m-terphenyl; 1-Chloro-4-(1,1':2',1''-terphenyl-4-yl)benzene; 4-Chloro-[1,1':2',1''-terphenyl]; m-Terphenyl, 4'-chloro-; 4'-Chloro-1,1':2',1''-terphenyl; 4-Chloro-m-terphenyl (alternative notation); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4-Chloro-1,1':2',1''-Terphenyl is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request, supporting compliance in regulated applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible organic solvents. The container should be kept tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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