Ethyl 6,7-difluoro-2-ethylmercapto-4-hydroxyquinoline-3-carboxylate, identified by its CAS number 154330-67-3, is a sophisticated chemical compound with profound implications for the pharmaceutical industry. Its unique structural features and high purity make it an indispensable ingredient in the synthesis of critical medicines, most notably the antibiotic Prulifloxacin. NINGBO INNO PHARMCHEM CO.,LTD. is a leading supplier of this vital compound, ensuring pharmaceutical manufacturers have access to a reliable and high-quality resource for their production needs, supporting antibiotic synthesis.

The compound's physical characteristics include its form as a light yellow to off-white crystalline powder, a testament to its refined synthesis. Its molecular formula, C14H13F2NO3S, and molecular weight of 313.32 g/mol highlight its complex organic structure. Key physical data, such as a density of 1.38 g/cm³ and a boiling point of 402.7°C at 760 mmHg, are crucial indicators for handling and processing in industrial settings. The high assay of ≥98.0% guarantees a level of purity that is essential for its application as a Prulifloxacin intermediate, making it a preferred choice for advanced antibiotic synthesis.

The primary pharmaceutical application of Ethyl 6,7-difluoro-2-ethylmercapto-4-hydroxyquinoline-3-carboxylate is its function as a foundational intermediate in the multi-step synthesis of Prulifloxacin. This antibiotic is a significant player in combating bacterial infections, and the reliable supply of its key intermediates is crucial for global health initiatives. Pharmaceutical companies depend on suppliers like NINGBO INNO PHARMCHEM CO.,LTD. for consistent delivery, ensuring their production lines for antibiotic synthesis remain uninterrupted and maintain the highest quality standards.

Beyond its role in established drug manufacturing, the compound's intricate chemical structure, featuring fluorine and sulfur atoms within a quinoline ring system, also makes it a valuable asset for ongoing research in medicinal chemistry and drug discovery. Its potential as a versatile building block for novel chemical entities and its utility in exploring structure-activity relationships further cement its importance. For those in the pharmaceutical sector, sourcing this chemical compound signifies a commitment to quality and innovation, essential for advancements in fluoroquinolone antibiotic intermediate research and development.