Description

2-Cyclopenten-1-One, 5-Chloro-2,3,4-Trimethyl- is a specialized chlorinated cyclopentenone derivative, a key building block in advanced organic synthesis. This compound matters for its unique sterically hindered and halogenated structure, which provides a versatile reactive handle for constructing complex molecular architectures. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those with complex polycyclic or heterocyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its reactive ketone and chloro functionalities.
• Fine Chemical Building Block: Serves as a versatile synthon in academic and industrial laboratories for creating specialty chemicals, flavors, and fragrances.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of novel polymers with specific thermal or optical properties.
• Catalyst Ligand Precursor: Its structure can be modified to create novel ligands for asymmetric catalysis and transition metal complexes.

Basic Information

Product Name	2-Cyclopenten-1-One, 5-Chloro-2,3,4-Trimethyl-
CAS No.	38380-53-9
Molecular Formula	C8H11ClO
Molecular Weight	158.62 g/mol
Synonyms	5-Chloro-2,3,4-trimethylcyclopent-2-en-1-one; 5-Chloro-2,3,4-trimethyl-2-cyclopenten-1-one; 2-Cyclopenten-1-one, 5-chloro-2,3,4-trimethyl-; 38380-53-9; 5-Chloro-2,3,4-trimethylcyclopent-2-enone
EINECS	Contact for details

Quality Control

Our 2-Cyclopenten-1-One, 5-Chloro-2,3,4-Trimethyl- is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee it meets your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place away from incompatible materials such as strong acids and bases. Recommended storage temperature is 2-8°C for long-term stability. The compound is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC/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.