5-Methyl-4-Isoxazolecarboxylic Acid (CAS 42831-50-5) is a valuable fine chemical intermediate with a distinct molecular structure and a range of significant applications. As a specialized manufacturer and supplier, NINGBO INNO PHARMCHEM CO.,LTD. provides this compound to various industries, highlighting its key chemical characteristics and uses, particularly in pharmaceutical synthesis and agrochemicals.

Key Chemical Properties:

  • Molecular Formula: C5H5NO3
  • Molecular Weight: 127.1 g/mol
  • Appearance: Typically described as a white to off-white or light yellow crystalline powder.
  • Melting Point: Ranges between 144-148 °C, indicating its solid state at room temperature.
  • Solubility: Exhibits slight solubility in solvents like DMSO and methanol, suggesting specific solvent compatibility requirements for reactions and formulations.
  • Acidity: As a carboxylic acid, it possesses a pKa value around 2.85, indicating its acidic nature.

These properties are crucial for chemists and formulators when designing synthetic routes or developing new products. The solid form and specific melting point are important for handling and storage, while its solubility profile dictates reaction conditions.

Primary Applications:

The most prominent application of 5-Methyl-4-Isoxazolecarboxylic Acid is as a key intermediate in the synthesis of Leflunomide. Leflunomide is a disease-modifying antirheumatic drug (DMARD) used in the treatment of rheumatoid arthritis and psoriatic arthritis. The precision required in pharmaceutical synthesis makes the high purity of intermediates like 5-Methyl-4-Isoxazolecarboxylic Acid indispensable.

Furthermore, this compound has demonstrated herbicidal activities, particularly against weeds such as Digitaria ciliaris. This opens avenues for its use in the development of new agrochemical products, contributing to crop protection and sustainable agriculture practices.

Sourcing with Confidence:

NINGBO INNO PHARMCHEM CO.,LTD. is committed to supplying 5-Methyl-4-Isoxazolecarboxylic Acid that meets rigorous quality standards. Our advanced analytical techniques ensure that customers receive a product of high purity, essential for the success of their synthetic processes. We understand the importance of reliable supply chains and competitive pricing for businesses looking to buy this compound. Whether for pharmaceutical research, agrochemical development, or other fine chemical applications, partnering with a trusted manufacturer like NINGBO INNO PHARMCHEM ensures quality and efficiency.

We invite you to contact us to buy 5-Methyl-4-Isoxazolecarboxylic Acid and discover how our commitment to excellence can benefit your operations.