The chemical industry relies on a deep understanding of compound properties to drive innovation and product development. 1-Ethyl-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide, bearing the CAS number 29097-12-9, is a heterocyclic organic compound with specific characteristics that make it valuable in various industrial applications. This article aims to provide a comprehensive overview of its key properties and explore its significant uses, particularly within the realm of chemical synthesis and dye manufacturing.

Chemically, 1-Ethyl-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide is characterized by its molecular formula C9H12N2O3 and a molecular weight of approximately 196.20. It is typically supplied with a purity level of 95% or higher, signifying its suitability for applications where precision is crucial. Stability is another important attribute; the compound is generally stable under normal temperatures and pressures, which is a critical factor for storage, handling, and processing in manufacturing environments. Its physical form is often described as a solid, though specific details like color are not always prominently highlighted without explicit mention.

The most notable application of CAS 29097-12-9 is its function as a raw material for the manufacture of yellow chromatographic disperse dyes. Disperse dyes are essential for coloring synthetic fabrics, such as polyester and nylon, due to their low water solubility and ability to penetrate these materials. The specific structural features of this pyridine derivative allow it to be incorporated into dye molecules that produce bright, stable yellow shades. The 'chromatographic' aspect suggests that these dyes are particularly well-suited for applications requiring precise color separation or high purity in their application, such as in specialized printing or dyeing processes.

Beyond its primary use in disperse dyes, compounds with similar heterocyclic structures often find utility in pharmaceutical intermediates and other fine chemical applications. While the provided information focuses on dye manufacturing, the inherent chemical functionalities within 1-Ethyl-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide suggest potential for broader synthetic pathways. Understanding its reactivity, solubility, and thermal properties (like its high boiling point of 395.1ºC and flash point of 192.7ºC) is crucial for chemists and engineers optimizing synthesis routes.

In summary, 1-Ethyl-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 29097-12-9) is a stable, high-purity chemical intermediate predominantly used in the production of yellow chromatographic disperse dyes. Its specific properties make it a valuable component for achieving desired color characteristics in textiles and other applications. For professionals in chemical synthesis and dye manufacturing, a thorough understanding of this compound's attributes is key to leveraging its full potential.