Description

2-Cyclopenten-1-One, 5-Ethylidene-2-Hydroxy-3-Methyl-4-Phenyl-, (5E)- (9Ci) is a specialized, high-value organic intermediate characterized by its unique cyclopentenone core functionalized with phenyl and hydroxyl groups. This compound matters for its role as a versatile building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily needed by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and material science, where it serves as a precursor for novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting anti-inflammatory or central nervous system pathways.
• Agrochemical Research: Used in developing new active ingredients for crop protection agents, leveraging its complex ring structure.
• Material Science: Serves as a monomer or cross-linking agent in the research of specialty polymers and advanced organic materials.
• Chemical Synthesis: A versatile building block for synthesizing complex natural product analogs and other fine chemicals in laboratory settings.
• Academic & Industrial R&D: Employed in methodological studies and discovery chemistry for creating new chemical entities.

Basic Information

Product Name	2-Cyclopenten-1-One, 5-Ethylidene-2-Hydroxy-3-Methyl-4-Phenyl-, (5E)- (9Ci)
CAS No.	543692-39-3
Molecular Formula	C14H14O2
Molecular Weight	214.26 g/mol
Synonyms	5-Ethylidene-2-hydroxy-3-methyl-4-phenyl-2-cyclopenten-1-one; (5E)-5-Ethylidene-2-hydroxy-3-methyl-4-phenyl-2-cyclopenten-1-one; 2-Cyclopenten-1-one, 5-ethylidene-2-hydroxy-3-methyl-4-phenyl-, (5E)-; 5-Ethylidene-2-hydroxy-3-methyl-4-phenylcyclopent-2-en-1-one; 543692-39-3; (5E)-5-Ethylidene-2-hydroxy-3-methyl-4-phenylcyclopent-2-en-1-one
EINECS	Contact for details

Quality Control

Our 2-Cyclopenten-1-One, 5-Ethylidene-2-Hydroxy-3-Methyl-4-Phenyl-, (5E)- (9Ci) is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for purity, impurities, and other critical parameters are available upon request, supporting your research and development needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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