Description

2-Quinoxalinecarboxylic Acid, 7-Fluoro-3,4-Dihydro-3-Oxo-, Ethyl Ester is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for the synthesis of novel quinoxaline derivatives.

Application

• Critical pharmaceutical intermediate for the research and development of new drug candidates.
• Key building block in the synthesis of agrochemicals, including potential herbicides and fungicides.
• Versatile precursor for organic synthesis and the preparation of complex heterocyclic compounds.
• Used in material science research for developing novel organic electronic materials or ligands.
• Intermediate for creating dyes and pigments with specific light-absorbing properties.
• Starting material for academic and industrial R&D projects exploring new chemical entities.

Basic Information

Product Name	2-Quinoxalinecarboxylic Acid, 7-Fluoro-3,4-Dihydro-3-Oxo-, Ethyl Ester
CAS No.	55496-01-0
Molecular Formula	C₁₁H₉FN₂O₃
Molecular Weight	236.20 g/mol
Synonyms	Ethyl 7-Fluoro-3-oxo-3,4-dihydroquinoxaline-2-carboxylate; 7-Fluoro-3,4-dihydro-3-oxo-2-quinoxalinecarboxylic Acid Ethyl Ester; 2-Quinoxalinecarboxylic acid, 7-fluoro-3,4-dihydro-3-oxo-, ethyl ester; Ethyl 7-fluoro-3-oxo-1,4-dihydroquinoxaline-2-carboxylate; 7-Fluoro-3-oxo-1,4-dihydroquinoxaline-2-carboxylic acid ethyl ester; Quinoxaline-2-carboxylic acid derivative; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 2-Quinoxalinecarboxylic Acid, 7-Fluoro-3,4-Dihydro-3-Oxo-, Ethyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and physical characteristics is provided with each shipment to guarantee it meets your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.