Description

3-Quinolinecarboxylic Acid, 1,4-Dihydro-4-Oxo-8-(Phenylsulfonyl)-, Ethyl Ester is a specialized quinoline derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique structure, featuring a phenylsulfonyl group, makes it a valuable building block for constructing complex molecules with targeted biological or material properties. This compound is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the research and synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in developing new active ingredients for crop protection products, such as herbicides and fungicides.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and fine chemicals.
• Material Science Research: Potential intermediate for developing advanced organic materials with specific electronic or photophysical properties.
• Chemical Reference Standard: Serves as a high-purity standard for analytical method development and quality control in related chemical production.

Basic Information

Product Name	3-Quinolinecarboxylic Acid, 1,4-Dihydro-4-Oxo-8-(Phenylsulfonyl)-, Ethyl Ester
CAS No.	127286-20-8
Molecular Formula	C18H15NO5S
Molecular Weight	357.38 g/mol
Synonyms	Ethyl 8-(Phenylsulfonyl)-1,4-dihydro-4-oxoquinoline-3-carboxylate; 8-(Benzenesulfonyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester; 1,4-Dihydro-4-oxo-8-(phenylsulfonyl)quinoline-3-carboxylic Acid Ethyl Ester; 8-Phenylsulfonyl-1,4-dihydro-4-oxoquinoline-3-carboxylic Acid Ethyl Ester; Quinoline-3-carboxylic Acid, 1,4-Dihydro-4-Oxo-8-(Phenylsulfonyl)-, Ethyl Ester; CAS 127286-20-8
EINECS	Contact for details

Quality Control

Our production of 3-Quinolinecarboxylic Acid, 1,4-Dihydro-4-Oxo-8-(Phenylsulfonyl)-, Ethyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry for identity confirmation and purity assessment. A Certificate of Analysis (COA) detailing all specifications is provided with every 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 a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
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.