Description

3-Quinolinecarbonyl Chloride, 1,4-Dihydro-4-Oxo- (9Ci) is a high-purity, reactive chemical intermediate essential for advanced organic synthesis. Its core value lies in its role as a versatile building block for constructing complex heterocyclic frameworks, enabling the development of novel compounds with targeted properties. This product is critically needed by research and development chemists and process scale-up teams in the pharmaceutical and agrochemical industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing the quinoline scaffold for therapeutic applications.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents, including herbicides and fungicides.
• Material Science Research: Serves as a monomer or functionalization agent in the development of specialty polymers and advanced organic materials.
• Chemical Research & Development: Employed as a versatile acylating agent and building block for creating novel heterocyclic compounds in academic and industrial R&D labs.
• Dye and Pigment Intermediate: Utilized in the synthesis of complex organic colorants and functional dyes.

Basic Information

Product Name	3-Quinolinecarbonyl Chloride, 1,4-Dihydro-4-Oxo- (9Ci)
CAS No.	80761-61-1
Molecular Formula	C₁₀H₆ClNO₂
Molecular Weight	207.61 g/mol
Synonyms	4-Oxo-1,4-dihydroquinoline-3-carbonyl chloride; 1,4-Dihydro-4-oxoquinoline-3-carbonyl chloride; 4-Oxoquinoline-3-carboxylic acid chloride; 3-Carbamoyl-4-hydroxyquinoline chloride; Quinoline-3-carbonyl chloride, 1,4-dihydro-4-oxo-; 4-Hydroxyquinoline-3-carboxylic acid chloride; 1H-Quinoline-4-one, 3-(chlorocarbonyl)-
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarbonyl Chloride, 1,4-Dihydro-4-Oxo- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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