Description

Cyclopentanone, 2-[(4-Ethylphenyl)Methyl]- (9Ci) is a specialized organic compound belonging to the class of substituted cyclopentanones, characterized by its unique aromatic side chain. This chemical serves as a valuable advanced intermediate in the synthesis of complex molecules, particularly within the pharmaceutical and agrochemical sectors. It is primarily sought after by R&D chemists and process development scientists for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of proprietary drug candidates, especially those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides, herbicides, and fungicides, leveraging its structural complexity.
• Material Science Research: Serves as a precursor for specialty polymers, liquid crystals, or organic electronic materials due to its rigid cyclic ketone core and aromatic functionality.
• Flavor & Fragrance Chemistry: Potential intermediate for creating novel synthetic aroma chemicals with unique olfactory profiles.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the exploration of new organic reactions.

Basic Information

Product Name	Cyclopentanone, 2-[(4-Ethylphenyl)Methyl]- (9Ci)
CAS No.	639857-67-3
Molecular Formula	C14H18O
Molecular Weight	202.29 g/mol
Synonyms	2-[(4-Ethylphenyl)methyl]cyclopentan-1-one; 2-[(4-Ethylbenzyl)]cyclopentanone; 1-Cyclopentanone, 2-[(4-ethylphenyl)methyl]-; (4-Ethylbenzyl)cyclopentanone; 2-(4-Ethylbenzyl)cyclopentanone
EINECS	Contact for details

Quality Control

Every batch of our Cyclopentanone, 2-[(4-Ethylphenyl)Methyl]- (9Ci) is produced under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency for your critical R&D and scale-up processes. A detailed Certificate of Analysis (COA) with specifications for assay (by GC/HPLC), identity (IR, NMR), and impurity profile is available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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