Description

Cyclohexanone, 2-Ethynyl-2-Methyl- (9Ci) is a specialized organic compound featuring a cyclohexanone core substituted with an ethynyl and a methyl group at the 2-position. This unique structure makes it a valuable high-purity intermediate for advanced chemical synthesis, particularly in the development of complex molecules. It is primarily sought after by pharmaceutical research and fine chemical manufacturing sectors for applications in drug discovery and material science. CAS NO 65691-72-7.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Organic Synthesis Reagent: Used in advanced organic reactions, including Sonogashira coupling and other cross-coupling methodologies, to introduce the ethynyl functional group.
• Material Science Research: Serves as a precursor for developing specialized polymers, ligands, or advanced organic materials with tailored properties.
• Agrochemical Development: Employed in the research and synthesis of new crop protection agents and herbicides.
• Academic & Industrial R&D: A critical reagent for chemical research in universities and corporate R&D laboratories exploring new synthetic pathways.

Basic Information

Product Name	Cyclohexanone, 2-Ethynyl-2-Methyl- (9Ci)
CAS No.	65691-72-7
Molecular Formula	C9H12O
Molecular Weight	136.19 g/mol
Synonyms	2-Ethynyl-2-methylcyclohexanone; 2-Methyl-2-ethynylcyclohexanone; 1-(1-Ethynyl-1-methylcyclohexyl)methanone; 65691-72-7; 2-Ethynyl-2-methyl-cyclohexanone
EINECS	Contact for details

Quality Control

Our Cyclohexanone, 2-Ethynyl-2-Methyl- (9Ci) is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are available upon request, providing full traceability and compliance assurance for your R&D and production needs.

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 flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

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.