Description

2,3-Diaminoquinoxaline is a versatile heterocyclic aromatic diamine compound with the CAS number 6640-47-7. This high-purity intermediate is critical for synthesizing complex molecules, particularly in advanced pharmaceutical and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for its role as a key building block in the creation of quinoxaline-based derivatives.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various bioactive quinoxaline derivatives, including kinase inhibitors, antimicrobial agents, and anticancer compounds.
• Agrochemical Synthesis: Used in the development of novel fungicides, herbicides, and pesticides that leverage the quinoxaline scaffold for enhanced activity.
• Organic Electronic Materials: Serves as a building block for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Coordination Chemistry & Ligand Synthesis: Acts as a bidentate chelating ligand for transition metals, forming complexes with applications in catalysis and materials science.
• Dye and Pigment Manufacturing: Employed in the synthesis of specialized heterocyclic dyes and pigments due to its fused aromatic structure.
• Corrosion Inhibitor Formulation: A component in the development of high-performance corrosion inhibitors for industrial applications.
• Research & Development: A standard reagent in academic and industrial R&D laboratories for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	2,3-Diaminoquinoxaline
CAS No.	6640-47-7
Molecular Formula	C8H8N4
Molecular Weight	160.18 g/mol
Synonyms	Quinoxaline-2,3-diamine; 2,3-Quinoxalinediamine; 2,3-Diaminoquinoxaline; Quinoxaline-2,3-diyldiamine; 1,4-Diaza-2,3-diaminonaphthalene; 2,3-Diamino-1,4-diazanaphthalene; 2,3-Diaminobenzopyrazine; DAQ
EINECS	229-647-5

Quality Control

Our 2,3-Diaminoquinoxaline is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	255 - 260 °C
Loss on Drying	≤ 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.