For professionals in the chemical industry, identifying and sourcing high-quality intermediates is a cornerstone of successful product development and manufacturing. 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one, with CAS number 89-36-1, is a prime example of such an intermediate, essential for dye, pigment, and pharmaceutical applications. This guide aims to assist buyers in understanding its value and navigating the procurement process effectively.

Understanding the Product: Key Attributes of CAS 89-36-1

At its core, 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one is valued for its specific chemical properties. Typically supplied as white acicular or pale yellow crystals, its most critical attribute for buyers is its purity, generally guaranteed at 98% minimum by reputable manufacturers. This high assay ensures predictable reaction outcomes and the desired quality in downstream products, whether they are vibrant dyes, durable pigments, or complex pharmaceutical compounds.

The molecule's structure, featuring a pyrazolinone ring and a sulfophenyl group, dictates its reactivity and solubility. It serves as a key coupling agent in the synthesis of azo dyes, contributing to their color characteristics and fastness properties. In pharmaceuticals, its potential as a building block for APIs is recognized, making it a sought-after compound in medicinal chemistry research.

Finding a Reliable Manufacturer and Supplier

When you need to buy 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one, the choice of supplier is critical. A reliable manufacturer will offer:

  • Consistent Quality: Batch-to-batch consistency in purity and physical characteristics.
  • Competitive Pricing: Especially important for bulk purchases, where working with a direct manufacturer often yields better value.
  • Supply Chain Reliability: Assurance of timely delivery to support your production schedules.
  • Technical Support: Access to product data sheets, safety information, and application guidance.
  • Regulatory Compliance: Adherence to relevant industry standards and regulations.

Many buyers turn to manufacturers in China due to the country's robust chemical production infrastructure and competitive cost structures. However, it is essential to vet potential suppliers thoroughly. Look for companies with established track records, certifications, and positive customer testimonials.

Applications and Market Demand

The demand for 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one is driven by the thriving textile industry, the need for specialized pigments in various applications, and ongoing pharmaceutical research. As a versatile intermediate, its market relevance is expected to remain strong. Procurement managers should stay informed about market trends to secure the best purchase terms.

For those involved in dye synthesis, understanding the specific dye classes this intermediate is used for (e.g., acid dyes, direct dyes) can help refine purchasing strategies. Similarly, for pharmaceutical R&D, identifying its utility in specific synthetic pathways is crucial.

Concluding Remarks

3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one (CAS 89-36-1) is more than just a chemical compound; it is a vital link in the value chain for multiple industries. By understanding its properties and diligently selecting a reliable manufacturer and supplier, buyers can ensure the quality and efficiency of their end products. We, as a dedicated manufacturer and supplier in China, are committed to providing the high-purity intermediate you need. We invite you to contact us to discuss your specific requirements and to secure a dependable supply of this essential chemical.