Description

Cyclopentane, 1-Chloro-1-Ethynyl- (9Ci) is a specialized halogenated alkyne derivative of cyclopentane, serving as a valuable synthetic intermediate in advanced organic chemistry. Its unique structure, featuring both a chloro and an ethynyl substituent on the same carbon, makes it a versatile building block for constructing complex molecular architectures. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those requiring a functionalized cyclopentane core.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its reactive groups allow for structural diversification.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers with tailored properties.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for cycloaddition reactions, Sonogashira couplings, and other catalytic transformations to create complex organic molecules.
• Ligand and Catalyst Development: Utilized for the preparation of novel ligands and organometallic complexes in catalysis research.

Basic Information

Product Name	Cyclopentane, 1-Chloro-1-Ethynyl- (9Ci)
CAS No.	40185-07-7
Molecular Formula	C7H7Cl
Molecular Weight	126.58 g/mol
Synonyms	1-Chloro-1-ethynylcyclopentane; 1-Chloro-1-ethynyl-cyclopentane; 1-Ethynyl-1-chlorocyclopentane; Cyclopentane, 1-chloro-1-ethynyl-; 40185-07-7; 1-Chloroethynylcyclopentane; (Chloroethynyl)cyclopentane
EINECS	Contact for details

Quality Control

Our Cyclopentane, 1-Chloro-1-Ethynyl- (9Ci) is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong oxidizing agents and bases. Due to its reactive functional groups, it is recommended to store under an inert atmosphere for long-term stability.

Specification

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