Description

1H-Cyclopenta[B]Quinoxaline (8Ci,9Ci) is a fused heterocyclic organic compound characterized by its unique quinoxaline and cyclopentane ring structure. This specialized chemical serves as a valuable advanced intermediate or building block in synthetic organic chemistry, particularly for the development of novel materials and active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in the synthesis of complex molecules for electronics, agrochemicals, and drug discovery programs.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or acting as kinase inhibitors.
• Organic Electronic Materials: Serves as a core structure for developing organic semiconductors, light-emitting diodes (OLEDs), and other electronic materials due to its conjugated π-system.
• Agrochemical Research: Used as a building block for creating new pesticides, herbicides, or fungicides with specific modes of action.
• Dye and Pigment Synthesis: Acts as an intermediate in the production of specialized dyes, pigments, and fluorescent markers.
• Coordination Chemistry Ligand: Its nitrogen-containing heterocycle can function as a ligand for metal complexes in catalysis or material science.
• Academic and Industrial R&D: Employed in fundamental research to explore new chemical reactions and develop novel heterocyclic compounds.

Basic Information

Product Name	1H-Cyclopenta[B]Quinoxaline (8Ci,9Ci)
CAS No.	269-67-0
Molecular Formula	C11H8N2
Molecular Weight	168.20 g/mol
Synonyms	Cyclopenta[b]quinoxaline; 1H-Cyclopenta[b]quinoxaline; Benzo[g]pteridine; 1-Azaphenazine; NSC 51143; 1H-Cyclopenta[b]quinoxaline, 8a,9-dihydro-; 269-67-0; Cyclopentapyrazine
EINECS	205-983-2

Quality Control

Our 1H-Cyclopenta[B]Quinoxaline is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality systems are designed to support cGMP and ISO standards for reliable, batch-to-batch consistency required in research and development applications.

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, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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