For chemists and researchers working on synthesis projects, identifying and procuring the right chemical intermediates is a critical step. 3,5-Dinitro-2-methylbenzoic acid (CAS 28169-46-2) is one such compound, valued for its role in pharmaceutical synthesis and dye production. This guide aims to assist chemists in understanding its essential specifications and how to effectively buy this versatile chemical.

Understanding the Compound: Key Specifications

3,5-Dinitro-2-methylbenzoic acid is an organic compound with the formula C8H6N2O6. As a chemist, you'll want to be aware of its typical characteristics:

  • Appearance: Usually presented as an off-white to pale yellow crystalline powder.
  • Purity (Assay): A minimum purity of 99% is often required for most synthesis applications, with higher purities available from reputable suppliers.
  • Molecular Weight: 226.14 g/mol.
  • Melting Point: Typically falls within the range of 205-209°C.
  • CAS Number: 28169-46-2.

These specifications are crucial for ensuring the success of your chemical reactions, whether you are developing new pharmaceutical compounds or creating novel dyes.

Applications in Chemical Synthesis

The structural features of 3,5-Dinitro-2-methylbenzoic acid make it a valuable intermediate for several applications:

  • Pharmaceutical Intermediates: It is a key precursor in the synthesis of certain pharmaceutical agents, notably X-ray contrast agents like Diatrizoic Acid. This role highlights its importance in the medical diagnostics field.
  • Dye Synthesis: The compound can also be used in the production of dyes, contributing to the development of colorants for various industrial and commercial uses.
  • Organic Synthesis: It serves as a versatile reagent in broader organic synthesis, enabling chemists to introduce specific functionalities or build complex molecular structures.

When you buy this chemical, understanding its primary applications will help you tailor your procurement to your specific project needs.

Finding a Reliable Supplier

Procuring chemicals of high quality and consistency is vital for research and development. Here are tips for chemists when looking to buy 3,5-Dinitro-2-methylbenzoic acid:

  • Prioritize Purity: Always confirm the assay percentage and ensure it meets your project’s stringent requirements.
  • Check Manufacturer Credentials: Look for manufacturers with established quality management systems and certifications (e.g., ISO, GMP). Suppliers from China often offer competitive pricing without compromising quality if they maintain good standards.
  • Request Technical Documentation: Ensure the supplier provides a comprehensive Certificate of Analysis (CoA) with each batch and a detailed Safety Data Sheet (SDS).
  • Consider Packaging and Shipping: Confirm that the packaging is suitable for safe transport and storage, and inquire about shipping options and lead times.
  • Read Reviews and Seek Recommendations: If possible, consult reviews or seek recommendations from colleagues in the field regarding specific suppliers.

By following these guidelines, chemists can confidently source 3,5-Dinitro-2-methylbenzoic acid, ensuring the quality and efficiency of their research and manufacturing endeavors.

(This guide is for informational purposes. Always verify product details with the supplier.)