Description

2-Quinoxalinecarbonyl Chloride,3,4-Dihydro-3-Oxo- is a high-purity, reactive chemical intermediate essential for advanced organic synthesis. Its core value lies in its function as a key building block for constructing complex heterocyclic frameworks, particularly in the development of novel active pharmaceutical ingredients (APIs). This compound is critically needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating new molecules with targeted biological activities.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of quinoxaline-based drug candidates, including potential kinase inhibitors, antibacterial, and anticancer agents.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and pesticides that leverage the quinoxaline scaffold for enhanced efficacy.
• Material Science: Serves as a monomer or functionalization agent for creating advanced polymers and organic electronic materials with specific optical or conductive properties.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex heterocyclic compounds, facilitating structure-activity relationship (SAR) studies.
• Dye and Pigment Industry: Acts as an intermediate for synthesizing specialized quinoxaline-derived dyes and colorants.

Basic Information

Item	Details
Product Name	2-Quinoxalinecarbonyl Chloride,3,4-Dihydro-3-Oxo-
CAS No.	98591-61-8
Molecular Formula	C9H5ClN2O2
Molecular Weight	208.60 g/mol
Synonyms	3-Oxo-3,4-dihydroquinoxaline-2-carbonyl chloride; 2-Carbamoyl-3-chloroquinoxaline 1-oxide (related precursor); Quinoxaline-2-carbonyl chloride, 1,4-dihydro-3-oxo-; 1,4-Dihydro-3-oxoquinoxaline-2-carbonyl chloride; 3,4-Dihydro-3-oxoquinoxaline-2-carbonyl chloride; 2-(Chlorocarbonyl)-3-oxo-3,4-dihydroquinoxaline; 3-Oxo-1,4-dihydro-quinoxaline-2-carbonyl chloride
EINECS	Contact for details

Quality Control

Our 2-Quinoxalinecarbonyl Chloride,3,4-Dihydro-3-Oxo- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and consistency.

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 sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.