Description

4-Ethoxyphenylacetylene is a versatile aromatic acetylene derivative characterized by an ethoxy substituent on the phenyl ring. This compound serves as a crucial advanced organic intermediate and building block in sophisticated chemical synthesis. It is primarily utilized by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in drug discovery and development programs.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents, herbicides, and fungicides.
• Material Science Research: Serves as a monomer or precursor in the development of specialty polymers, liquid crystals, and organic electronic materials.
• Cross-Coupling Reactions: An essential substrate in Sonogashira, Heck, and other palladium-catalyzed cross-coupling reactions to form carbon-carbon bonds.
• Chemical Research & Development: A valuable reagent for academic and industrial research in synthetic organic chemistry and methodology development.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance and flavor compounds.

Basic Information

Product Name	4-Ethoxyphenylacetylene
CAS No.	79887-14-2
Molecular Formula	C10H10O
Molecular Weight	146.19 g/mol
Synonyms	1-Ethoxy-4-ethynylbenzene; p-Ethoxyphenylacetylene; 4-Ethynylanisole; 1-Ethynyl-4-ethoxybenzene; (4-Ethoxyphenyl)acetylene; 4-Ethoxybenzeneacetylene
EINECS	Contact for details

Quality Control

Our 4-Ethoxyphenylacetylene is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with every shipment.

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 heat, sparks, and open flames. For long-term storage, consider under an inert atmosphere to maintain optimal 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.