For procurement specialists and R&D scientists in the chemical and pharmaceutical sectors, understanding the fundamental properties and applications of key intermediates like p-Toluidine (CAS 106-49-0) is essential. This aromatic amine is more than just a raw material; it’s a critical component that drives innovation and product development.

Understanding the Chemistry of p-Toluidine

p-Toluidine shares many chemical properties with aniline, being a weakly basic aromatic amine due to the amino group attached to the benzene ring. It exhibits moderate solubility in water but readily dissolves in acidic solutions and common organic solvents like ethanol and ether. Physically, pure p-Toluidine is a crystalline solid, often appearing as light yellow or brown crystals or flakes. Its melting point typically falls within the 41-46°C range, and it boils around 200°C.

Key Industrial Uses of p-Toluidine:

  • Dyes and Pigments: A significant portion of industrially produced p-Toluidine is utilized as an intermediate in the synthesis of a wide range of dyes and pigments. This includes vibrant azo dyes, triphenylmethane dyes, and oxazine dyes, crucial for textiles, inks, and coatings. Businesses seeking to buy p-toluidine for dye manufacturing will find its consistent quality vital for achieving desired color fastness and intensity.
  • Pharmaceutical Intermediates: The compound serves as a foundational building block in the pharmaceutical industry. It's used to synthesize various APIs and complex organic molecules required for medications. The demand for high-purity, pharmaceutical grade p-toluidine underscores its importance in drug development.
  • Agrochemicals: p-Toluidine also plays a role in the production of certain agrochemicals, contributing to crop protection and agricultural efficiency.
  • Organic Synthesis: In research and development settings, it's a valuable reagent for various organic synthesis reactions, enabling the creation of novel compounds.

Procurement Best Practices for p-Toluidine

When sourcing p-Toluidine, consider the following:

  • Supplier Vetting: Partner with established p-toluidine manufacturers who can demonstrate strong quality control, adherence to safety standards, and a stable supply chain. Manufacturers in China often offer competitive pricing due to economies of scale.
  • Product Specifications: Always verify the purity (typically ≥99%), appearance, and any specific isomer content to ensure it meets your application’s requirements.
  • Price Inquiry: Regularly inquire about p-toluidine prices from multiple trusted suppliers to ensure cost-effectiveness for your operations.

NINGBO INNO PHARMCHEM CO.,LTD. is a dedicated p-toluidine supplier, offering high-purity material manufactured to stringent standards. We provide reliable sourcing for your dye, pharmaceutical, and agrochemical needs. We invite you to contact us to obtain a quotation and learn more about our high-quality p-Toluidine.