Description

1-Dodecyloxy-4-Ethynyl-Benzene is a specialized aromatic ether derivative featuring a long-chain alkoxy group and a terminal alkyne functional group. This unique molecular structure makes it a valuable advanced intermediate for organic synthesis, particularly in the construction of complex molecules and functional materials. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and materials science sectors for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially those requiring lipophilic side chains or alkyne handles for click chemistry.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators where its specific chain length influences bioavailability and activity.
• Liquid Crystal & OLED Materials: Acts as a precursor for mesogenic compounds and organic semiconductors, where the alkoxy and ethynyl groups contribute to molecular alignment and electronic properties.
• Polymer & Dendrimer Chemistry: The terminal alkyne enables its use in polymerization reactions (e.g., Sonogashira coupling) to create conjugated polymers or highly branched dendritic structures.
• Surface Modification & Self-Assembled Monolayers (SAMs): The long dodecyloxy chain facilitates the formation of ordered films on surfaces for creating hydrophobic coatings or sensor platforms.
• Chemical Research & Process Development: Employed in academic and industrial laboratories for method development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	1-Dodecyloxy-4-Ethynyl-Benzene
CAS No.	121051-42-1
Molecular Formula	C₂₀H₃₀O
Molecular Weight	286.46 g/mol
Synonyms	4-Ethynyl-1-dodecyloxybenzene; 1-Ethynyl-4-dodecyloxybenzene; p-Dodecyloxyphenylacetylene; 4-(Dodecyloxy)phenylacetylene; 1-Dodecyloxy-4-ethynylbenzene; (4-Dodecyloxyphenyl)acetylene; 4-Ethynylphenyl dodecyl ether
EINECS	Contact for details

Quality Control

Our 1-Dodecyloxy-4-Ethynyl-Benzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (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.