Description

trans-1-(2-(4-Methoxyphenyl)Ethynyl)-4-(4-Pentylcyclohexyl)Benzene CAS NO 372983-17-0 is a high-purity, advanced organic intermediate characterized by its rigid, elongated molecular structure incorporating a tolane (diarylacetylene) core. This compound is valued for its role in the synthesis of sophisticated liquid crystal materials and organic semiconductors, where precise molecular geometry and electronic properties are critical. It is primarily utilized by manufacturers in the display technology, specialty polymers, and advanced materials research sectors seeking to develop next-generation electronic and photonic devices.

Application

• Liquid Crystal (LC) Material Synthesis: A key building block for high-performance nematic and ferroelectric liquid crystals used in displays (LCDs) and optical shutters.
• Organic Semiconductor Precursor: Serves as a core structure in the development of organic field-effect transistors (OFETs) and photovoltaic materials.
• Nonlinear Optical (NLO) Materials: Used in research and production of materials for frequency doubling and electro-optic modulation applications.
• Specialty Polymer Monomer: Incorporated into rigid-rod polymers to enhance thermal stability, mechanical strength, and anisotropic properties.
• Pharmaceutical Intermediate: Potential use in the synthesis of complex, structurally constrained active pharmaceutical ingredients (APIs).
• Chemical Research & Development: A valuable reagent for academic and industrial R&D in organic synthesis and materials science.

Basic Information

Item	Details
Product Name	trans-1-(2-(4-Methoxyphenyl)Ethynyl)-4-(4-Pentylcyclohexyl)Benzene
CAS No.	372983-17-0
Molecular Formula	C26H32O
Molecular Weight	360.53 g/mol
Synonyms	4'-(trans-4-Pentylcyclohexyl)-4-methoxytolane; 1-Methoxy-4-[(4-trans-pentylcyclohexyl)phenylethynyl]benzene; 4-Methoxy-4'-(trans-4-pentylcyclohexyl)tolane; 4-(4-Methoxyphenylethynyl)-4'-trans-pentylcyclohexylbiphenyl (common misnomer); 4-Methoxy-4'-(trans-4-pentylcyclohexyl)diphenylacetylene; PCH-506 (potential trade designation); Liquid Crystal Intermediate 372983-17-0; trans-4-Methoxy-4'-(4-pentylcyclohexyl)tolane
EINECS	Contact for details

Quality Control

Our production of trans-1-(2-(4-Methoxyphenyl)Ethynyl)-4-(4-Pentylcyclohexyl)Benzene adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, essential for sensitive electronic and optical applications. The material is characterized using advanced analytical techniques including HPLC, GC, NMR, and IR spectroscopy. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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