Description

4H-Pyrano[3,2-G]Quinoline-2,8-Dicarboxylic Acid, 9-Ethyl-6,9-Dihydro-4,6-Dioxo-10-Propyl-, 2,8-Diethyl Ester is a high-purity, complex heterocyclic organic compound that serves as a critical advanced intermediate in sophisticated chemical syntheses. Its precise molecular architecture makes it an essential building block for research and development in high-value sectors. This product is primarily targeted at R&D chemists and process development scientists working in pharmaceutical discovery, agrochemical formulation, and advanced material science.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with quinoline-based structures.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a core structure for developing electron-transport or emissive layer materials in display and lighting technologies.
• Dye and Pigment Synthesis: Acts as an intermediate for creating specialized, high-performance colorants and fluorescent markers.
• Coordination Chemistry & Ligand Design: Utilized to create complexing agents or ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial R&D: Employed in methodological studies and the exploration of new chemical reactions and pathways.

Basic Information

Product Name	4H-Pyrano[3,2-G]Quinoline-2,8-Dicarboxylic Acid, 9-Ethyl-6,9-Dihydro-4,6-Dioxo-10-Propyl-, 2,8-Diethyl Ester
CAS No.	69049-72-5
Molecular Formula	C24H27NO7
Molecular Weight	441.48 g/mol
Synonyms	9-Ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano[3,2-g]quinoline-2,8-dicarboxylic acid diethyl ester; Diethyl 9-ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano[3,2-g]quinoline-2,8-dicarboxylate; 2,8-Diethyl 9-ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano[3,2-g]quinoline-2,8-dicarboxylate; 69049-72-5; 4H-Pyrano[3,2-g]quinoline-2,8-dicarboxylic acid, 9-ethyl-6,9-dihydro-4,6-dioxo-10-propyl-, diethyl ester
EINECS	Contact for details

Quality Control

Our 4H-Pyrano[3,2-G]Quinoline-2,8-Dicarboxylic Acid, 9-Ethyl-6,9-Dihydro-4,6-Dioxo-10-Propyl-, 2,8-Diethyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR, MS), to ensure it meets exacting R&D and process chemistry standards. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and specification compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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