Description

(E)-2-(4-Chlorobenzylidene)Cyclopentanone is a high-purity organic intermediate featuring a conjugated enone structure. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for applications requiring a specific chlorinated benzylidene moiety.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with potential anti-inflammatory or central nervous system activity.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators, leveraging its chlorinated aromatic structure.
• Organic Synthesis: Serves as a Michael acceptor or a dienophile in Diels-Alder reactions for constructing complex polycyclic frameworks in academic and industrial laboratories.
• Material Science Precursor: Potential intermediate in the synthesis of organic semiconductors or liquid crystals due to its planar, conjugated system.
• Chemical Biology Probe Development: Utilized as a core scaffold for creating molecular probes to study biological pathways and enzyme functions.

Basic Information

Product Name	(E)-2-(4-Chlorobenzylidene)Cyclopentanone
CAS No.	31608-26-1
Molecular Formula	C₁₂H₁₁ClO
Molecular Weight	206.67 g/mol
Synonyms	2-[(E)-(4-Chlorophenyl)methylene]cyclopentan-1-one; (E)-2-(p-Chlorobenzylidene)cyclopentanone; 2-(4-Chlorobenzylidene)cyclopentanone; 4-Chlorobenzylidenecyclopentanone; Cyclopentanone, 2-[(4-chlorophenyl)methylene]-; (E)-2-(4-Chlorobenzylidene)cyclopentan-1-one
EINECS	Contact for details

Quality Control

Our (E)-2-(4-Chlorobenzylidene)Cyclopentanone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.