Description

Ethyl 7-Chloro-3-Oxo-3,4-Dihydroquinoxaline-2-Carboxylate is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound serves as a critical intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its unique quinoxaline scaffold enables the creation of complex molecular architectures. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for process development and scale-up activities.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of quinoxaline-based drug candidates, including potential antimicrobial, antiviral, and anticancer agents.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and functional materials.
• Dye and Pigment Intermediate: Serves as a starting material for the development of specialized dyes and functional pigments.
• Chemical Research: Utilized in methodological studies and as a standard in analytical chemistry for compound identification and purity assessment.

Basic Information

Product Name	Ethyl 7-Chloro-3-Oxo-3,4-Dihydroquinoxaline-2-Carboxylate
CAS No.	4829-67-8
Molecular Formula	C11H9ClN2O3
Molecular Weight	252.65 g/mol
Synonyms	7-Chloro-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid ethyl ester; Ethyl 7-chloro-3-oxo-1,4-dihydroquinoxaline-2-carboxylate; 2-Quinoxalinecarboxylic acid, 7-chloro-3,4-dihydro-3-oxo-, ethyl ester; 7-Chloro-2-ethoxycarbonyl-3-hydroxyquinoxaline; 7-Chloro-3-hydroxyquinoxaline-2-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our production of Ethyl 7-Chloro-3-Oxo-3,4-Dihydroquinoxaline-2-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot is subjected to comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications and can tailor specifications to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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