Description

(4',4"-(Heptane-1,7-Diyl)Dibiphenyl-4-Carbonitrile is a high-purity, synthetic organic compound belonging to the class of biphenyl derivatives featuring terminal cyano groups. This specialized chemical serves as a critical advanced intermediate or functional monomer in the synthesis of high-performance materials, where its rigid biphenyl core and reactive nitrile functionalities are essential for imparting specific electronic or structural properties. It is primarily required by R&D laboratories and industrial manufacturers in the liquid crystal display (LCD), organic electronics, and advanced polymer sectors.

Application

• Liquid Crystal (LC) Material Synthesis: A key precursor for creating nematic or smectic liquid crystal compounds used in display technologies.
• Organic Semiconductor Development: Serves as a building block for electron-transport materials or host materials in OLEDs and other organic electronic devices.
• High-Performance Polymer Monomer: Used in the synthesis of polyimides, polyamides, or other engineering plastics requiring thermal stability and specific dielectric properties.
• Pharmaceutical Intermediate: Potential use in the synthesis of complex active pharmaceutical ingredients (APIs) with biphenyl scaffolds.
• Nonlinear Optical (NLO) Materials: A candidate chromophore for materials used in photonics and electro-optics due to its conjugated structure.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new materials and synthetic pathways.

Basic Information

Product Name	(4',4"-(Heptane-1,7-Diyl)Dibiphenyl-4-Carbonitrile
CAS No.	149430-73-9
Molecular Formula	C33H30N2
Molecular Weight	454.61 g/mol
Synonyms	1,7-Bis(4'-cyanobiphenyl-4-yl)heptane; 4,4'-(Heptane-1,7-diyl)dibiphenyl-4-carbonitrile; 1,7-Bis[4'-(4-cyanophenyl)[1,1'-biphenyl]-4-yl]heptane; Heptane-1,7-diylbis(4,1-phenylene)dibenzonitrile; 4,4'-(1,7-Heptanediyl)bisbenzonitrile (related core structure); LC Monomer CN7; Biphenyl diheptyl dinitrile derivative
EINECS	Contact for details

Quality Control

Our (4',4"-(Heptane-1,7-Diyl)Dibiphenyl-4-Carbonitrile is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a comprehensive suite of analytical techniques including HPLC, NMR, and GC-MS. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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). Keep the container sealed to minimize exposure to moisture and atmospheric contaminants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
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.