For procurement professionals and R&D scientists in the chemical and pharmaceutical sectors, understanding the nuances of key raw materials is vital for efficient operations and product development. Dipotassium Phosphate, identified by CAS number 7758-11-4, is a fundamental chemical intermediate that warrants close examination. Typically presented as a white crystalline powder with high purity (commonly 99%), its versatility makes it a sought-after compound for a multitude of applications. This guide aims to provide buyers with essential information on its properties and applications, along with guidance on sourcing from reputable manufacturers.

Key Properties of Dipotassium Phosphate (K2HPO4)

Dipotassium Phosphate, also known as dibasic potassium phosphate, has the molecular formula K2HPO4 and a molecular weight of approximately 174.16 g/mol. Its primary physical characteristic is its form as a white crystalline powder. The compound is readily soluble in water, a property that contributes to its utility in various aqueous-based processes. Its chemical nature allows it to act as a buffer, helping to maintain a stable pH in solutions, which is critical in many chemical reactions and formulations. For buyers, understanding these basic properties is the first step in evaluating its suitability for their specific needs.

Diverse Applications Across Industries

The utility of Dipotassium Phosphate extends across several key industrial sectors:

  • Pharmaceutical Intermediates: This is arguably its most significant role. K2HPO4 is a critical precursor or reagent in the synthesis of numerous pharmaceutical compounds, contributing to the development and production of essential medicines.
  • Fine Chemical Synthesis: Beyond pharmaceuticals, it serves as a valuable intermediate in the broader fine chemical industry, supporting the creation of specialized chemicals used in manufacturing, research, and technology.
  • Buffer Solutions: Its excellent buffering capacity makes it a standard component in laboratory buffers, ensuring precise pH control in assays, chromatography, and other scientific procedures.
  • Industrial Processes: K2HPO4 finds applications in various industrial processes, where its chemical properties, such as its ability to complex with metal ions or act as a source of phosphate, are leveraged.

Sourcing Dipotassium Phosphate: What Buyers Need to Know

When looking to buy Dipotassium Phosphate, buyers must prioritize quality and reliability. Key factors to consider include:

  • Purity Levels: Aim for suppliers that guarantee high purity, typically 99% or more, especially for pharmaceutical applications.
  • Supplier Reputation: Partner with established manufacturers or suppliers with a proven track record and adherence to quality standards.
  • Certifications and Documentation: Ensure suppliers can provide Certificates of Analysis (CoA) and relevant quality certifications.
  • Pricing and Availability: Obtain competitive quotes from multiple suppliers, paying attention to bulk pricing and MOQ. Reliable manufacturers in China often offer attractive pricing structures.
  • Logistics and Packaging: Confirm packaging suitable for transport and storage, and understand shipping options to ensure timely delivery.

The Advantage of Chinese Manufacturers

China has emerged as a global leader in chemical manufacturing, offering high-quality intermediates like Dipotassium Phosphate at competitive prices. By working with experienced Chinese suppliers, businesses can benefit from cost efficiencies and robust production capacities. Thorough due diligence, including requesting samples and verifying supplier credentials, is essential to ensure a successful procurement relationship.

In conclusion, Dipotassium Phosphate (CAS 7758-11-4) is a highly valuable chemical intermediate. By understanding its properties and applications, and by carefully selecting a reliable manufacturer or supplier, buyers can secure a consistent and high-quality supply, underpinning their success in pharmaceutical and fine chemical industries.