Description

Quinoxaline, 2-Ethynyl- (9Ci) is a specialized heterocyclic organic compound featuring a quinoxaline core functionalized with an ethynyl group. This unique structure makes it a valuable building block and intermediate in advanced chemical synthesis. It is primarily utilized by researchers and manufacturers in the pharmaceutical and agrochemical industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly for targeting various disease pathways.
• Agrochemical Research: Used in developing new pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Material Science: Acts as a monomer or functional unit in the creation of advanced polymers and organic electronic materials.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Fluorescent Probe Development: Utilized in constructing molecular probes and sensors due to the photophysical properties of the quinoxaline core.
• Academic & Industrial R&D: A crucial reagent for methodological development and exploratory chemistry in research laboratories.

Basic Information

Product Name	Quinoxaline, 2-Ethynyl- (9Ci)
CAS No.	98813-70-8
Molecular Formula	C10H6N2
Molecular Weight	154.17 g/mol
Synonyms	2-Ethynylquinoxaline; Ethynylquinoxaline; 2-Ethynyl-quinoxaline; Quinoxaline, 2-ethynyl-; 98813-70-8; 2-Ethynyl-1,4-diazanaphthalene
EINECS	Contact for details

Quality Control

Our Quinoxaline, 2-Ethynyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all relevant specifications. Our quality systems are designed to support cGMP and ISO standards for reliable supply to regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed under an inert atmosphere if possible and opened only in a controlled, dry environment.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.