Description

8-(Methylsulfonyl)Quinoline-3-Carboxylic Acid is a high-purity, synthetically valuable quinoline derivative, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring both a carboxylic acid and a methylsulfonyl group, makes it an essential intermediate for constructing complex molecules with targeted biological or material properties. This compound is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries for applications in drug discovery and material science.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting various disease pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the quinoline scaffold's bioactivity.
• Ligand and Catalyst Synthesis: Serves as a starting material for creating sophisticated ligands used in catalytic systems and metal-organic frameworks (MOFs).
• Material Science: Employed in the research and development of organic electronic materials, dyes, and photoactive compounds.
• Chemical Biology Probes: Utilized as a core structure for designing molecular probes to study biological processes and enzyme functions.
• Custom Synthesis & Contract Manufacturing: A vital building block for custom synthesis projects and scale-up processes in CDMO (Contract Development and Manufacturing Organization) settings.

Basic Information

Product Name	8-(Methylsulfonyl)Quinoline-3-Carboxylic Acid
CAS No.	1956331-41-1
Molecular Formula	C11H9NO4S
Molecular Weight	251.26 g/mol
Synonyms	8-(Methanesulfonyl)quinoline-3-carboxylic acid; 3-Quinolinecarboxylic acid, 8-(methylsulfonyl)-; 8-Methylsulfonylquinoline-3-carboxylic acid; Quinoline-3-carboxylic acid, 8-(methylsulfonyl)-; 1956331-41-1; 8-Ms-quinoline-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 8-(Methylsulfonyl)Quinoline-3-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specification results. Our quality commitment supports applications requiring high-purity intermediates for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from strong acids and organic solvents. The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 97.0%
Purity (HPLC Area %)	≥ 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.