Description

8-Quinolinesulfonic Acid, 4-(Methylthio)- is a specialized organosulfur derivative of quinoline, characterized by the presence of both a sulfonic acid and a methylthio functional group. This unique molecular structure makes it a valuable intermediate and reagent in advanced chemical synthesis, offering specific reactivity for constructing complex heterocyclic systems. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel quinoline-based drug candidates with potential therapeutic applications.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides due to its bioactive quinoline core.
• Ligand and Chelating Agent Precursor: Serves as a starting material for creating specialized ligands used in catalysis and metal ion complexation studies.
• Dye and Pigment Intermediate: Employed in the production of specialized dyes and functional colorants for technical applications.
• Material Science Research: Utilized in the development of advanced organic materials, such as conductive polymers or organic semiconductors.
• Analytical Reagent: Acts as a derivatization agent or a standard in chromatographic analysis for specific compound classes.

Basic Information

Product Name	8-Quinolinesulfonic Acid, 4-(Methylthio)-
CAS No.	71330-95-5
Molecular Formula	C₁₀H₉NO₃S₂
Molecular Weight	255.31 g/mol
Synonyms	4-(Methylthio)-8-quinolinesulfonic acid; 4-Methylsulfanylquinoline-8-sulfonic acid; 8-Quinolinesulfonic acid, 4-(methylthio)-; 4-Methylmercaptoquinoline-8-sulfonic acid; 4-(Methylsulfanyl)quinoline-8-sulfonic acid; 4-Methylthioquinoline-8-sulfonic acid; Quinoline-8-sulfonic acid, 4-(methylthio)- derivative
EINECS	Contact for details

Quality Control

Every batch of 8-Quinolinesulfonic Acid, 4-(Methylthio)- is produced and tested under a strict quality management system. We employ advanced analytical techniques including HPLC, NMR, and mass spectrometry to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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