Description

3-Chlorocarbonyl-6,7-Dimethoxy-1-Methyl-2(1H)-Quinoxalinone is a high-purity, advanced pharmaceutical intermediate characterized by its reactive acid chloride functional group. This compound matters as a critical building block for the synthesis of complex heterocyclic molecules, enabling the development of novel active pharmaceutical ingredients (APIs). It is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical industries for drug discovery and process development.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex quinoxaline-based drug candidates, particularly for central nervous system (CNS) and anti-infective applications.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging the quinoxalinone scaffold for biological activity.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of specialty polymers and organic electronic materials.
• Chemical Biology Probes: Employed to create labeled compounds or activity-based probes for studying enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses producing bespoke compounds for client R&D programs.

Basic Information

Product Name	3-Chlorocarbonyl-6,7-Dimethoxy-1-Methyl-2(1H)-Quinoxalinone
CAS No.	104077-15-8
Molecular Formula	C₁₂H₁₁ClN₂O₄
Molecular Weight	282.68 g/mol
Synonyms	6,7-Dimethoxy-1-methyl-2-oxo-1,2-dihydroquinoxaline-3-carbonyl chloride; 1-Methyl-6,7-dimethoxy-2-oxo-1,2-dihydroquinoxaline-3-carbonyl chloride; 2(1H)-Quinoxalinone, 3-(chlorocarbonyl)-6,7-dimethoxy-1-methyl-; Quinoxaline-3-carbonyl chloride, 6,7-dimethoxy-1-methyl-2(1H)-one
EINECS	Contact for details

Quality Control

Our 3-Chlorocarbonyl-6,7-Dimethoxy-1-Methyl-2(1H)-Quinoxalinone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research or production standards.

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 decomposition. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.