Description

3-(2-Oxo-2-Pyridin-4-Yl-Ethylidene)-3,4-Dihydro-1H-Quinoxalin-2-One is a high-purity, specialized heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique molecular architecture, featuring fused quinoxaline and pyridine moieties, makes it a valuable intermediate for pharmaceutical research and the development of novel active ingredients. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating new molecular entities with targeted biological activity. Consistent quality and reliable supply are paramount for its effective use in sensitive synthetic pathways.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in oncology and CNS research.
• Agrochemical Research: Used in the development of new pesticides and herbicides due to its complex heterocyclic structure.
• Material Science Precursor: Serves as a monomer or ligand in the creation of advanced organic electronic materials and metal-organic frameworks (MOFs).
• Chemical Biology Probe: Utilized in medicinal chemistry as a core scaffold for designing enzyme inhibitors or receptor modulators.
• Academic & Institutional R&D: Employed in university and research institute laboratories for fundamental studies in organic synthesis and heterocyclic chemistry.
• Dye & Pigment Intermediate: Potential precursor for the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	3-(2-Oxo-2-Pyridin-4-Yl-Ethylidene)-3,4-Dihydro-1H-Quinoxalin-2-One
CAS No.	904818-35-5
Molecular Formula	C₁₅H₁₁N₃O₂
Molecular Weight	265.27 g/mol
Synonyms	3-(2-Oxo-2-(pyridin-4-yl)ethylidene)-3,4-dihydro-1H-quinoxalin-2-one; 3-[(2-Oxo-2-pyridin-4-ylethylidene)]-3,4-dihydro-1H-quinoxalin-2-one; 904818-35-5; 3-(2-Oxo-2-(4-pyridinyl)ethylidene)-3,4-dihydro-2(1H)-quinoxalinone; 3-(2-Oxo-2-(4-pyridyl)ethylidene)-3,4-dihydro-1H-quinoxalin-2-one; Quinoxalin-2-one derivative; Pyridinyl quinoxalinone derivative
EINECS	Contact for details

Quality Control

Our 3-(2-Oxo-2-Pyridin-4-Yl-Ethylidene)-3,4-Dihydro-1H-Quinoxalin-2-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for research and development applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with each shipment and are available 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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