For businesses operating in the pharmaceutical and dye industries, securing a reliable source of high-purity chemical intermediates is paramount. One such critical compound is 3,5-Dinitro-2-methylbenzoic acid, identified by CAS number 28169-46-2. Understanding where to buy this essential chemical and the quality standards to expect is key for procurement managers and R&D scientists. As a prominent manufacturer based in China, we aim to shed light on the importance of this compound and how to best source it.

Understanding 3,5-Dinitro-2-methylbenzoic Acid

3,5-Dinitro-2-methylbenzoic acid (C8H6N2O6) is an organic compound valued for its role as a synthesis intermediate. Its specific chemical structure makes it indispensable in the production of various advanced materials, notably in pharmaceuticals and the vibrant world of dyes. The compound typically appears as an off-white to pale yellow crystalline powder, with a purity often specified at 99% or higher. For many applications, particularly in pharmaceutical synthesis, a high assay is non-negotiable to ensure the efficacy and safety of the final product.

Key Applications Driving Demand

The primary drivers for the demand of 3,5-Dinitro-2-methylbenzoic acid are its applications in two major sectors:

  1. Pharmaceutical Intermediates: It serves as a vital building block in the synthesis of complex pharmaceutical compounds. A significant use is in the creation of X-ray contrast agents, such as Diatrizoic Acid. These agents are crucial for medical imaging, enabling clearer visualization of internal body structures. Its role extends to the synthesis of other therapeutic agents, highlighting its importance in healthcare advancements.
  2. Dye Intermediates: In the textile and chemical industries, this compound is used as an intermediate in the synthesis of various dyes. It contributes to the creation of specific colorants used in a wide array of products, underscoring its versatility in industrial chemistry.

Sourcing Strategies: Why Buy from a China Manufacturer?

When looking to purchase 3,5-Dinitro-2-methylbenzoic acid, many global companies turn to China-based manufacturers. This trend is driven by several factors:

  • Cost-Effectiveness: China has established itself as a global hub for chemical manufacturing, offering competitive pricing due to economies of scale and efficient production processes. This allows companies to procure high-quality intermediates at a more accessible price point.
  • Quality Assurance: Reputable Chinese manufacturers adhere to international quality standards, such as USP, BP, EP, and FCC. These certifications are critical for pharmaceutical applications, ensuring that the product meets stringent regulatory requirements. When you buy, always verify these credentials.
  • Supply Chain Reliability: A well-established manufacturer can provide a stable and consistent supply, which is essential for maintaining uninterrupted production lines. Building a relationship with a trusted supplier ensures you can meet your production schedules without concern for material availability.

Ensuring Quality and Specifications

For procurement managers and R&D scientists, it's crucial to specify the required quality and technical specifications when inquiring for a quote. Key parameters to confirm include:

  • Assay: Typically ≥99% or ≥99.5%.
  • Appearance: Off-white to pale yellow crystalline powder.
  • Melting Point: Often cited in the range of 205-209°C.
  • Water Content: Usually ≤0.5%.

When contacting a manufacturer, ensure they can provide Certificates of Analysis (CoA) that detail these specifications. This due diligence is a cornerstone of effective chemical procurement.

Choosing Your Supplier

Selecting the right manufacturer for 3,5-Dinitro-2-methylbenzoic acid is a strategic decision. Look for suppliers with a proven track record, strong quality control systems, and a commitment to customer service. Companies that offer online purchase support and readily available technical documentation, such as SDS (Safety Data Sheet) and TDS (Technical Data Sheet), are typically more reliable. If you are looking to buy this essential chemical intermediate, consider partnering with an experienced China manufacturer that prioritizes quality and customer satisfaction.

(This article is for informational purposes and represents a general overview. Specific product details and availability should be confirmed directly with the manufacturer.)