Description

4-Quinolinecarboxylic Acid, 6-Hydroxy-, Methyl Ester is a specialized quinoline derivative that serves as a crucial synthetic intermediate in advanced organic chemistry. This compound matters for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients and functional materials. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for synthesis and process development.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel quinoline-based drug candidates, including potential antimicrobial and anticancer agents.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging the bioactive quinoline scaffold.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex heterocyclic compounds and functionalized materials in laboratory and pilot-scale production.
• Material Science: Potential monomer or additive in the research of advanced polymers and organic electronic materials due to its conjugated structure.
• Academic & R&D: Essential reagent for methodological studies in organic synthesis and medicinal chemistry research at universities and corporate R&D centers.

Basic Information

Product Name	4-Quinolinecarboxylic Acid, 6-Hydroxy-, Methyl Ester
CAS No.	51043-76-6
Molecular Formula	C11H9NO3
Molecular Weight	203.19 g/mol
Synonyms	6-Hydroxy-4-quinolinecarboxylic acid methyl ester; Methyl 6-hydroxy-4-quinolincarboxylate; Methyl 6-hydroxyquinoline-4-carboxylate; 6-Hydroxy-4-quinolinecarboxylic acid methyl ester; 4-Carbomethoxy-6-hydroxyquinoline; 6-Hydroxy-4-methoxycarbonylquinoline; 6-Hydroxylepidine-4-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our 4-Quinolinecarboxylic Acid, 6-Hydroxy-, Methyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, detailing key parameters such as assay and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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