Description

6,8-Dimethoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid is a high-purity, synthetically valuable quinoline derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for developing novel active compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules, particularly those with quinoline-based pharmacophores.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Utilized in heterocyclic chemistry for constructing more complex molecular architectures.
• Chemical Research & Development: Serves as a standard or starting material in academic and industrial R&D for studying reaction mechanisms and developing new synthetic methodologies.
• Material Science: Potential precursor for the synthesis of organic ligands or functional materials.

Basic Information

Product Name	6,8-Dimethoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid
CAS No.	73674-79-0
Molecular Formula	C₁₂H₁₁NO₅
Molecular Weight	249.22 g/mol
Synonyms	6,8-Dimethoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; 3-Carboxy-6,8-dimethoxy-4-hydroxyquinoline; 4-Hydroxy-6,8-dimethoxy-3-quinolinecarboxylic acid; 6,8-Dimethoxy-4-hydroxyquinoline-3-carboxylic acid; 1,4-Dihydro-6,8-dimethoxy-4-oxoquinoline-3-carboxylic acid; Quinoline-3-carboxylic acid, 1,4-dihydro-6,8-dimethoxy-4-oxo-; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 6,8-Dimethoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and identity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.