Description

2H-Pyran-2-One,3-Ethyl-5,6-Dihydro-4-(Phenylethynyl)-(9Ci) is a specialized heterocyclic organic compound featuring a fused pyranone core with an ethynylphenyl substituent. This unique molecular architecture makes it a valuable advanced intermediate for synthesizing complex molecules in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists working on novel active ingredients and fine chemical synthesis. The compound is supplied with full analytical documentation to ensure batch-to-batch consistency for critical applications.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of novel pesticides and herbicides, where its structural motifs can contribute to new modes of action.
• Material Science Precursor: Acts as a monomer or precursor for specialty polymers and advanced organic materials with specific optical or electronic properties.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for constructing complex heterocyclic frameworks via cycloaddition or cross-coupling reactions.
• Ligand Synthesis: Useful for creating novel ligands for catalysis, leveraging the pyranone and alkyne functionalities for metal coordination.

Basic Information

Product Name	2H-Pyran-2-One,3-Ethyl-5,6-Dihydro-4-(Phenylethynyl)-(9Ci)
CAS No.	663957-66-2
Molecular Formula	C15H14O2
Molecular Weight	226.27 g/mol
Synonyms	3-Ethyl-5,6-dihydro-4-(phenylethynyl)-2H-pyran-2-one; 4-(2-Phenylethynyl)-3-ethyl-5,6-dihydro-2H-pyran-2-one; 3-Ethyl-4-(phenylethynyl)-5,6-dihydro-2H-pyran-2-one; Dihydro-4-(phenylethynyl)-3-ethyl-2H-pyran-2-one; 663957-66-2; 2H-Pyran-2-one, 3-ethyl-5,6-dihydro-4-(2-phenylethynyl)-
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-One,3-Ethyl-5,6-Dihydro-4-(Phenylethynyl)-(9Ci) is manufactured under strict quality management systems. Every batch is characterized using advanced analytical techniques including HPLC, GC-MS, and NMR to confirm identity and purity. Certificates of Analysis (COA) detailing all critical specifications are provided to ensure the material meets the rigorous demands of research and development. We support cGMP compliance for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.