Intermediates

3-Methylquinoline-8-sulfonyl chloride

  • CAS No.74863-82-4
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 3-Methylquinoline-8-sulfonyl chloride (CAS 74863-82-4) serving as a critical intermediate for Argatroban synthesis, available in bulk quantities with full documentation.

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Product Technical Details

Product Overview

3-Methylquinoline-8-sulfonyl chloride is a specialized heterocyclic building block designed for advanced pharmaceutical synthesis. As a key structural component, this compound features a quinoline scaffold substituted with a methyl group and a reactive sulfonyl chloride functionality. These chemical characteristics make it an indispensable precursor in the manufacturing of complex therapeutic agents, particularly within the cardiovascular and anticoagulant sectors. Our facility produces this intermediate under strict quality control protocols to ensure consistency and reliability for downstream drug development.

The molecular architecture of this sulfonyl chloride derivative allows for versatile coupling reactions, enabling medicinal chemists to construct sophisticated drug molecules with high precision. We understand that the integrity of the final pharmaceutical product depends heavily on the purity and stability of the starting materials. Therefore, our production process emphasizes the removal of isomeric impurities and residual solvents to meet rigorous international standards.

Key Specifications

ParameterValue
Chemical Name3-Methylquinoline-8-sulfonyl chloride
CAS Number74863-82-4
Molecular FormulaC10H8ClNO2S
Molecular Weight241.69 g/mol
Purity≥99.0%
AppearanceOff-White to Pale Brown Solid
Melting Point158-159°C
Boiling Point371.5°C at 760 mmHg
Density1.424 g/cm3

Industrial Applications

This compound is primarily utilized as a critical intermediate in the synthesis of Argatroban, a direct thrombin inhibitor used clinically as an anticoagulant. The high reactivity of the sulfonyl chloride group facilitates efficient bond formation during the multi-step synthesis pathway required for such potent pharmaceuticals. Beyond anticoagulants, the quinoline core is widely explored in various therapeutic areas including anti-inflammatory and antimicrobial research, offering broad utility for contract research organizations and pharmaceutical manufacturers.

Utilizing high-grade intermediates reduces the risk of batch failure in final drug production. Our 3-Methylquinoline-8-sulfonyl chloride is optimized for scale-up production, ensuring that laboratory success can be translated seamlessly into commercial manufacturing without compromising yield or quality. We support clients with technical data packages that assist in regulatory filings and process validation.

Quality Assurance and Storage

Quality is paramount in pharmaceutical supply chains. Each batch of 3-Methylquinoline-8-sulfonyl chloride undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to verify identity and purity. A Certificate of Analysis (COA) is provided with every shipment, detailing specific test results against established specifications. Our manufacturing facilities adhere to good management practices to maintain a clean and controlled production environment.

Regarding storage, this chemical should be kept in a tightly closed container to prevent hydrolysis, as sulfonyl chlorides are sensitive to moisture. We recommend storage in a cool, dry, well-ventilated area away from incompatible substances, ideally at temperatures around -20°C for long-term stability. Packaging is available in 25kg cardboard drums or customized according to specific customer requirements to ensure safe global transportation. Our logistics team ensures compliant shipping documentation for international delivery.