Description

2,3-Dichloro-6,7-Dimethoxyquinoxaline is a versatile and highly functionalized heterocyclic building block. This compound is valued for its role as a key synthetic intermediate in the development of complex organic molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists working in medicinal chemistry, crop protection, and advanced material synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of biologically active quinoxaline derivatives, including kinase inhibitors and antimicrobial agents.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides due to its reactive halogen sites.
• Material Science Research: Serves as a building block for creating organic semiconductors, dyes, and photoactive materials.
• Chemical Biology: Employed in the design and synthesis of molecular probes and enzyme inhibitors for biochemical studies.
• Cross-Coupling Reactions: An excellent substrate for palladium-catalyzed reactions like Suzuki and Buchwald-Hartwig amination to create diverse compound libraries.
• Academic & Industrial R&D: A standard reagent for methodological development and discovery chemistry in both university and corporate laboratories.

Basic Information

Product Name	2,3-Dichloro-6,7-Dimethoxyquinoxaline
CAS No.	1790-91-6
Molecular Formula	C₁₀H₈Cl₂N₂O₂
Molecular Weight	259.09 g/mol
Synonyms	2,3-Dichloro-6,7-dimethoxyquinoxaline; 6,7-Dimethoxy-2,3-dichloroquinoxaline; Quinoxaline, 2,3-dichloro-6,7-dimethoxy-; 2,3-Dichloro-6,7-bis(methoxy)quinoxaline; NSC 403169; 2,3-DCDMQ; 2,3-Dichloro-6,7-dimethoxy-benzo[g]quinoxaline
EINECS	217-262-5

Quality Control

Our 2,3-Dichloro-6,7-Dimethoxyquinoxaline is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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