Description

4-Amino-6,7-dimethoxy-quinoline-3-carboxylic acid is a high-purity, advanced pharmaceutical intermediate with a distinct quinoline-based molecular structure. This compound is valued for its role as a critical building block in the synthesis of complex active pharmaceutical ingredients (APIs) and other fine chemicals. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing new therapeutic agents and high-value compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel quinoline-based drug candidates, particularly in oncology and antiviral research.
• Agrochemical Synthesis: Used in the development of new-generation herbicides and pesticides with specific activity profiles.
• Organic Light-Emitting Diodes (OLEDs): Serves as a functional material or a core structure for electron-transport layers in OLED device fabrication.
• Coordination Chemistry & Ligand Synthesis: The carboxylic acid and amino groups make it a versatile starting point for creating chelating ligands used in catalysis and material science.
• Dye and Pigment Industry: Acts as an intermediate for synthesizing specialized quinoline dyes and fluorescent markers.
• Academic and R&D: Employed in universities and corporate labs for methodological studies and exploring new chemical reactions involving functionalized quinolines.

Basic Information

Product Name	4-Amino-6,7-Dimethoxy-Quinoline-3-Carboxylic Acid
CAS No.	1279216-52-2
Molecular Formula	C₁₂H₁₂N₂O₄
Molecular Weight	248.24 g/mol
Synonyms	6,7-Dimethoxy-4-aminoquinoline-3-carboxylic acid; 4-Amino-6,7-dimethoxy-3-quinolinecarboxylic acid; 3-Quinolinecarboxylic acid, 4-amino-6,7-dimethoxy-; ADMQCA; 4-ADMQCA; 4-Amino-6,7-bis(methoxy)quinoline-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 4-Amino-6,7-dimethoxy-quinoline-3-carboxylic acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for pharmaceutical and research applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%

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