Description

Ethyl 9-Fluoro-5-Methyl-1-Oxo-6,7-Dihydro-1H,5H-Pyrido[3,2,1-Ij]Quinoline-2-Carboxylate is a high-purity, advanced pharmaceutical intermediate with a complex fused-ring quinoline structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular scaffolds. It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical industries for developing new drug candidates and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex heterocyclic APIs, especially those targeting central nervous system (CNS) disorders, anti-infectives, or oncology.
• Organic Synthesis Building Block: Used in research-scale and process chemistry for constructing fused pyrido-quinoline ring systems, enabling structure-activity relationship (SAR) studies.
• Agrochemical Research: Serves as a starting material for developing new generation herbicides or pesticides with specific activity profiles.
• Material Science Research: Investigated for potential application in creating organic electronic materials or fluorescent markers due to its conjugated structure.
• Contract Research & Development (CRO/CMO): Supplied to organizations specializing in custom synthesis and process development for client projects.

Basic Information

Product Name	Ethyl 9-Fluoro-5-Methyl-1-Oxo-6,7-Dihydro-1H,5H-Pyrido[3,2,1-Ij]Quinoline-2-Carboxylate
CAS No.	42835-47-2
Molecular Formula	C18H18FNO3
Molecular Weight	315.34 g/mol
Synonyms	9-Fluoro-5-methyl-1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-2-carboxylic acid ethyl ester; Ethyl 9-fluoro-5-methyl-1-oxo-1,5,6,7-tetrahydro-pyrido[3,2,1-ij]quinoline-2-carboxylate; 42835-47-2; 9-Fluoro-5-methyl-1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-2-carboxylate ethyl ester; Fused Pyrido-Quinoline Derivative
EINECS	Contact for details

Quality Control

Our Ethyl 9-Fluoro-5-Methyl-1-Oxo-6,7-Dihydro-1H,5H-Pyrido[3,2,1-Ij]Quinoline-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.