Description

p-Ethynyloctylbenzene is a specialized aromatic acetylene derivative with a unique molecular structure combining a phenyl ring, a long alkyl chain, and a terminal ethynyl group. This compound is valued for its role as a key synthetic intermediate and building block in advanced material science and pharmaceutical research. It is primarily utilized by R&D chemists and process engineers in the fine chemical, liquid crystal, and polymer industries for creating novel functional materials and complex organic molecules.

Application

• Liquid Crystal Materials: Serves as a crucial intermediate in the synthesis of advanced liquid crystal compounds for display technologies.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Polymer Science: Acts as a monomer or cross-linking agent in the production of specialty polymers with tailored properties.
• Organic Synthesis: Functions as a versatile building block for constructing complex molecular architectures via Sonogashira and other cross-coupling reactions.
• Material Science Research: Employed in the development of organic semiconductors, nonlinear optical materials, and other functional organic materials.
• Chemical Research & Development: A valuable reagent for exploring new synthetic pathways and creating novel chemical entities in academic and industrial labs.

Basic Information

Product Name	p-Ethynyloctylbenzene
CAS No.	79887-13-1
Molecular Formula	C₁₆H₂₂
Molecular Weight	214.35 g/mol
Synonyms	1-Ethynyl-4-octylbenzene; 4-Octylphenylacetylene; 1-Octyl-4-ethynylbenzene; p-Octylphenylacetylene; 4-Ethynyloctylbenzene; (4-Octylphenyl)ethyne; Octylphenylacetylene
EINECS	Contact for details

Quality Control

Our p-Ethynyloctylbenzene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for research and industrial-grade materials.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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