In the vibrant world of color chemistry, the quality of the final product is intrinsically linked to the purity and reliability of its constituent intermediates. 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one (CAS: 14580-22-4) is a prime example of such a critical component, serving as a fundamental building block in the synthesis of various acidic and reactive dyes. As a reputable manufacturer and supplier in China, we are committed to providing this high-quality chemical to meet the demanding needs of the global dye industry.

Understanding the Chemical Properties and Significance

With the chemical formula C10H9ClN2O, 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one presents as a light yellow crystalline powder. Its purity, typically stated as ≥98.0%, is a critical factor for chemists and formulators aiming for consistent and predictable results in their synthesis processes. The compound's melting point, around 193-197 °C, and boiling point, 361.6 °C, are indicative of its stability, making it suitable for various industrial reaction conditions. For businesses looking to buy organic synthesis intermediates, understanding these specifications is crucial for successful product development.

Key Applications in the Dye Industry

The primary application driving the demand for 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one is its role as a coupling component in dye synthesis:

  • Acidic Dyes: This intermediate is essential for the production of acidic dyes, which are widely used for coloring protein fibers like wool and silk, as well as synthetic fibers such as nylon. These dyes require high purity intermediates to achieve their characteristic bright shades and excellent wash fastness. We are a trusted dye intermediate supplier for companies focused on these applications.
  • Reactive Dyes: Reactive dyes are known for forming covalent bonds with fibers, leading to exceptional color permanence. 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one is a key ingredient in the synthesis of many reactive dyes, contributing to their brilliant hues and durability. As a leading chemical manufacturer in China, we ensure the quality needed for these advanced colorants.
  • C.I. Acid Yellow 127: This specific compound is notably used in the synthesis of C.I. Acid Yellow 127, a well-established dyestuff. For manufacturers requiring this specific intermediate, our product offers the reliability and quality needed for consistent production.

Why Partner with Our Chinese Manufacturing Expertise?

When you choose to buy 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one, selecting a reliable supplier is paramount. Our company offers:

  • Uncompromised Quality: We guarantee a high purity of ≥98.0%, ensuring the integrity of your final dye products.
  • Competitive Pricing: Our manufacturing capabilities in China enable us to offer cost-effective solutions without compromising on quality.
  • Supply Chain Assurance: We provide a stable and consistent supply, crucial for maintaining your production schedules.
  • Technical Support: Our team is ready to provide necessary product information and support for your R&D and manufacturing needs.

In essence, 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one is more than just a chemical; it's an enabler of color innovation. We encourage you to contact us for a quote and to discover the benefits of sourcing this vital intermediate from a leading supplier for CAS 14580-22-4.