Description

1,3-Cyclohexadiene, 1,4-Diethynyl- (9Ci) is a specialized diene building block featuring a conjugated diene system and terminal alkyne functionalities. This unique molecular architecture makes it a valuable precursor for synthesizing complex organic frameworks, including advanced polymers and functional materials. It is primarily sought by researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries for applications in Diels-Alder reactions and cross-coupling chemistry.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers with tailored optical or electronic properties.
• Organic Synthesis: A versatile dienophile in Diels-Alder reactions for constructing complex carbocyclic and heterocyclic compounds.
• Ligand & Catalyst Development: Employed in the preparation of novel ligands for transition metal catalysis.
• Academic & Industrial R&D: Utilized in exploratory chemistry for developing new synthetic methodologies and functional molecules.

Basic Information

Product Name	1,3-Cyclohexadiene, 1,4-Diethynyl- (9Ci)
CAS No.	591252-01-6
Molecular Formula	C10H8
Molecular Weight	128.17 g/mol
Synonyms	1,4-Diethynyl-1,3-cyclohexadiene; 1,3-Cyclohexadiene, 1,4-diethynyl-; 1,4-Diethynylcyclohexa-1,3-diene; 1,4-Bis(ethynyl)-1,3-cyclohexadiene; 1,3-Cyclohexadiene, 1,4-diethynyl- (9CI); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 1,3-Cyclohexadiene, 1,4-Diethynyl- (9Ci) is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 extended stability. Keep away from oxidizing agents and strong acids.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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