Description

Ethanone, 1-[2-(2-Propynyl)cyclopentyl]- (9Ci) is a specialized organic compound featuring a cyclopentyl ring substituted with an ethanone (acetyl) group and a propargyl (2-propynyl) moiety. This unique structure makes it a valuable advanced intermediate or building block in sophisticated organic synthesis, particularly for the development of novel chemical entities. It is primarily sought by pharmaceutical research and fine chemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of potential active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and plant growth regulators due to its reactive functional groups.
• Material Science: Acts as a precursor for specialty polymers, liquid crystals, or organic electronic materials.
• Organic Synthesis: Utilized in academic and industrial R&D for constructing complex molecular architectures, leveraging the reactivity of the ketone and alkyne groups.
• Flavor & Fragrance Chemistry: Potential intermediate for synthesizing unique aroma chemicals and flavor compounds.

Basic Information

Product Name	Ethanone, 1-[2-(2-Propynyl)cyclopentyl]- (9Ci)
CAS No.	77291-09-9
Molecular Formula	C₁₀H₁₄O
Molecular Weight	150.22 g/mol
Synonyms	1-[2-(2-Propynyl)cyclopentyl]ethanone; 2-(2-Propynyl)cyclopentyl methyl ketone; 1-(2-Prop-2-yn-1-ylcyclopentyl)ethan-1-one; Propargylcyclopentyl methyl ketone; Cyclopentaneacetylene derivative; CAS 77291-09-9
EINECS	Contact for details

Quality Control

Our Ethanone, 1-[2-(2-Propynyl)cyclopentyl]- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant packaging.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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