The innovation in dye technology is constantly driven by the development and application of advanced chemical intermediates. Among these, 2-Aminotoluene-5-sulfonic Acid (CAS 98-33-9) holds a prominent position due to its versatility and effectiveness in synthesizing a range of high-performance dyes. For R&D scientists and procurement managers in the textile and chemical industries, understanding its role and sourcing it reliably is key to staying competitive.

As a premier chemical manufacturer and supplier in China, we are dedicated to supporting these industries by providing consistent access to critical intermediates like 2-Aminotoluene-5-sulfonic Acid.

Understanding the Chemical Significance:

2-Aminotoluene-5-sulfonic Acid, identified by CAS 98-33-9, is an organic compound characterized by its molecular formula C7H9NO3S. Its unique chemical structure, featuring both an amine group and a sulfonic acid group attached to a toluene ring, makes it an invaluable intermediate in organic synthesis. This structure allows it to participate in key reactions to form the complex chromophores that give dyes their color and specific functional properties.

Applications Driving Demand:

The primary demand for 2-Aminotoluene-5-sulfonic Acid stems from its crucial role in the production of several classes of dyes:

  • Acid Dyes: These dyes are fundamental for coloring protein fibers (wool, silk) and polyamides, offering excellent brilliance and fastness. The inclusion of 2-Aminotoluene-5-sulfonic Acid in their synthesis contributes to the dye's affinity and color properties. Businesses looking to buy this intermediate for their acid dye production benefit from its consistent quality.
  • Reactive Dyes: This class of dyes is known for forming covalent bonds with fibers, particularly cellulosic materials like cotton, resulting in superior wash and light fastness. 2-Aminotoluene-5-sulfonic Acid is often used as a diazo component or coupling agent in the synthesis of reactive dyes, enabling a wide spectrum of vibrant and durable colors.
  • Indirect Dyes: Also known as direct dyes, these are applied to cellulosic fibers with the aid of electrolytes. 2-Aminotoluene-5-sulfonic Acid is employed in the manufacturing of certain indirect dyes, influencing their substantivity and overall performance.

Why Partner with a Leading Chinese Manufacturer?

For companies seeking to buy 2-Aminotoluene-5-sulfonic Acid (CAS 98-33-9), partnering with a reputable Chinese manufacturer offers distinct advantages:

  • Guaranteed High Purity: Our commitment to quality ensures a minimum purity of 98% for 2-Aminotoluene-5-sulfonic Acid, which is vital for achieving reproducible and high-performance dye results.
  • Cost-Effectiveness: Leveraging advanced manufacturing techniques and economies of scale, we provide competitive pricing for this essential intermediate, allowing your business to optimize costs.
  • Supply Chain Reliability: As a leading supplier, we maintain a robust supply chain, ensuring consistent availability and timely delivery of 2-Aminotoluene-5-sulfonic Acid to meet your production schedules.
  • Technical Expertise: Our team provides technical support and insights into the optimal use of our products, assisting R&D scientists and formulators.
  • Convenient Packaging: Products are typically supplied in 25kg drums, designed for safe handling and storage.

Inquiry and Procurement:

We encourage procurement managers and R&D specialists to reach out to us for any inquiries or to request a quote for 2-Aminotoluene-5-sulfonic Acid. Whether you require samples for evaluation or are planning for large-scale procurement, our team is ready to assist you with detailed product specifications and responsive service.

In conclusion, 2-Aminotoluene-5-sulfonic Acid (CAS 98-33-9) is a cornerstone intermediate in modern dye manufacturing, contributing to the quality and performance of a wide range of coloring agents. By choosing a reliable Chinese manufacturer and supplier like us, you secure access to high-purity products, competitive pricing, and a dependable supply chain, ultimately enhancing your product development and market competitiveness. Contact us today to discuss your needs.