Description

3-Quinolinecarboxylic Acid, 7-Bromo-3,4-Dihydro-4-Oxo-, Ethyl Ester is a high-purity, advanced pharmaceutical intermediate characterized by its brominated quinoline core structure. This compound is a critical building block for medicinal chemists, enabling the synthesis of novel drug candidates with targeted biological activity. It is primarily utilized in research and development for active pharmaceutical ingredients (APIs) within the pharmaceutical and biotechnology sectors.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly in oncology and anti-infective therapeutic areas.
• Organic Synthesis Building Block: Used in complex multi-step syntheses to construct more elaborate heterocyclic systems due to its reactive bromine and ester functional groups.
• Chemical Research & Development: Serves as a standard or starting material in academic and industrial R&D labs for method development and structure-activity relationship (SAR) studies.
• Agrochemical Research: Potential application as an intermediate in the development of new crop protection agents and pesticides.

Basic Information

Item	Details
Product Name	3-Quinolinecarboxylic Acid, 7-Bromo-3,4-Dihydro-4-Oxo-, Ethyl Ester
CAS No.	1116339-64-0
Molecular Formula	C₁₂H₁₀BrNO₃
Molecular Weight	296.12 g/mol
Synonyms	7-Bromo-3,4-dihydro-4-oxo-3-quinolinecarboxylic acid ethyl ester; Ethyl 7-bromo-4-oxo-1,4-dihydroquinoline-3-carboxylate; 7-Bromo-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester; 7-Bromo-4-oxo-1H-quinoline-3-carboxylic acid ethyl ester; 7-Bromo-4-oxo-3-quinolinecarboxylic acid ethyl ester; 7-Bromo-4-oxo-3-carbethoxy-1,4-dihydroquinoline; 7-Br-4-oxo-3-COOEt-quinoline
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylic Acid, 7-Bromo-3,4-Dihydro-4-Oxo-, Ethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
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.