Description

1-Ethynylcyclohexene is a versatile alkyne-substituted cyclic olefin with the CAS number 931-49-7, serving as a valuable building block in advanced organic synthesis. Its unique structure, featuring both an alkene and a terminal alkyne, makes it a critical intermediate for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty materials sectors seeking to introduce functionalized cyclohexene rings into target molecules.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those requiring functionalized cyclohexene scaffolds.
• Agrochemical Synthesis: Serves as a key precursor in the development of new herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers with tailored thermal and mechanical properties.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions, cycloadditions, and other cyclization processes to create complex polycyclic compounds.
• Ligand & Catalyst Development: Utilized in the preparation of novel ligands for transition metal catalysis and organometallic chemistry.
• Fragrance & Flavor Chemistry: Potential intermediate for synthesizing specific terpene-derived aroma chemicals.

Basic Information

Product Name	1-Ethynylcyclohexene
CAS No.	931-49-7
Molecular Formula	C8H10
Molecular Weight	106.17 g/mol
Synonyms	Ethynylcyclohexene; Cyclohexenylacetylene; 1-Cyclohexen-1-ylacetylene; 1-Ethynyl-1-cyclohexene; 1-Cyclohexenylethyne; 1-(Cyclohex-1-en-1-yl)ethyne; 1-Cyclohexene-1-ylacetylene
EINECS	213-233-3

Quality Control

Our 1-Ethynylcyclohexene is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including GC, HPLC, and NMR analysis, to verify identity and purity. A Certificate of Analysis (COA) is supplied with each shipment, detailing all relevant specifications. Our quality management system is designed to meet the stringent requirements of research and industrial-scale applications.

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 area. Recommended storage temperature is 2-8°C to maximize stability. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 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.