5-Pyrimidinecarboxylic Acid, identified by its CAS number 4595-61-3, is a chemical compound of considerable interest in various scientific disciplines, most notably in pharmaceutical research and organic synthesis. As a white crystalline powder, its physical properties, such as a high melting point of 259°C, suggest a stable compound suitable for diverse chemical manipulations. Understanding its characteristics is key to leveraging its potential effectively.

Chemically, 5-Pyrimidinecarboxylic Acid is a derivative of pyrimidine, a nitrogen-containing heterocycle that forms the basis of many biologically active molecules, including nucleic acids. The presence of the carboxylic acid group at the 5-position of the pyrimidine ring provides a reactive site for further chemical modification. This functional group allows for a range of reactions, making it a valuable building block in the synthesis of more complex molecular structures.

The primary applications for 5-Pyrimidinecarboxylic Acid revolve around its use as a chemical intermediate. It is frequently employed in the preparation of heterocyclic compounds, a class of molecules that are fundamental to many areas of chemistry, especially medicinal chemistry. The ability to construct novel heterocyclic systems using this precursor is vital for drug discovery and development programs. Its role extends to the synthesis of antiviral agents, positioning it as a compound of interest for companies developing new therapeutic strategies against viral diseases.

For researchers and manufacturers, the sourcing of high-quality 5-Pyrimidinecarboxylic Acid is critical. As a product originating from chemical suppliers, particularly in China which is a major hub for chemical manufacturing, ensuring purity and consistent quality is paramount. Companies often look for suppliers who can provide detailed specifications, including purity levels (often >97%) and CAS number verification, to guarantee the reliability of their synthetic processes. Availability in various quantities, from laboratory scale to bulk orders, is also an important consideration for different research and production needs.

In conclusion, 5-Pyrimidinecarboxylic Acid is a fundamental chemical intermediate with significant applications in synthesizing heterocyclic compounds and as a component in antiviral agent development. Its well-defined chemical properties and its role in advancing pharmaceutical research make it a compound of ongoing importance in the chemical supply chain.