Description

3-Cyclohexene-1-Acetaldehyde, 4-Ethynyl- (9Ci) is a specialized organic building block featuring both an aldehyde and an ethynyl (acetylene) functional group on a cyclohexene scaffold. This unique bifunctional structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical and agrochemical R&D teams for constructing novel active ingredients and by academic researchers exploring new synthetic methodologies.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting complex cyclic structures.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its reactive sites for structural diversification.
• Material Science Precursor: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Academic & R&D Synthesis: Employed in organic synthesis laboratories for methodological studies, including cycloaddition reactions and catalytic transformations.
• Ligand and Catalyst Development: The ethynyl group can be utilized to create novel ligands for metal catalysis or functionalized surfaces.
• Fine Chemical Production: Acts as a starting material for the multi-step synthesis of other high-value, specialized fine chemicals.

Basic Information

Product Name	3-Cyclohexene-1-Acetaldehyde, 4-Ethynyl- (9Ci)
CAS No.	628731-76-0
Molecular Formula	C10H10O
Molecular Weight	146.19 g/mol
Synonyms	4-Ethynyl-3-cyclohexene-1-acetaldehyde; 4-Ethynylcyclohex-3-ene-1-acetaldehyde; 3-Cyclohexene-1-acetaldehyde, 4-ethynyl-; (4-Ethynyl-3-cyclohexen-1-yl)acetaldehyde; 4-Ethynyl-δ³-cyclohexeneacetaldehyde
EINECS	Contact for details

Quality Control

Our production of 3-Cyclohexene-1-Acetaldehyde, 4-Ethynyl- (9Ci) adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area, away from heat sources and incompatible materials.

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.