Description

Pyrido[2,3-B]Pyrazine-2,3-Dione, 4-Ethyl-1,4-Dihydro- (9Ci) is a specialized heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique fused pyrido-pyrazine-dione structure makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This high-purity intermediate is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science sectors for its role in creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science Precursor: Serves as a building block for organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components for organic semiconductors.
• Chemical Biology Probe Development: Utilized in academic and industrial R&D to create molecular probes for studying enzyme mechanisms and biological pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds for client projects.

Basic Information

Product Name	Pyrido[2,3-B]Pyrazine-2,3-Dione, 4-Ethyl-1,4-Dihydro- (9Ci)
CAS No.	118470-93-2
Molecular Formula	C9H9N3O2
Molecular Weight	191.19 g/mol
Synonyms	4-Ethyl-1,4-dihydropyrido[2,3-b]pyrazine-2,3-dione; 4-Ethyl-1,4-dihydro-2H,3H-pyrido[2,3-b]pyrazine-2,3-dione; 4-Ethyl-1,4-dihydropyrido[2,3-b]pyrazine-2,3(4H)-dione; 118470-93-2; 4-Ethyl-1,4-dihydro-pyrido[2,3-b]pyrazine-2,3-dione; Pyrido[2,3-b]pyrazine-2,3(1H,4H)-dione, 4-ethyl-1,4-dihydro-
EINECS	Contact for details

Quality Control

Our Pyrido[2,3-B]Pyrazine-2,3-Dione, 4-Ethyl-1,4-Dihydro- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory documentation needs.

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 incompatible materials. Due to its light-sensitive nature, handling under subdued light is recommended for long-term 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)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Any single impurity	≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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