Understanding the fundamental chemical properties of a compound is the first step towards unlocking its full potential in synthesis. 4,5-Dichlorophthalic Anhydride is a prime example of a chemical intermediate whose specific properties lend themselves to a wide range of valuable applications. NINGBO INNO PHARMCHEM CO.,LTD. provides this compound, enabling chemists to leverage its reactivity in the creation of advanced materials and critical pharmaceutical building blocks.

Chemically, 4,5-Dichlorophthalic Anhydride (CAS: 942-06-3) is characterized by its phthalic anhydride structure substituted with two chlorine atoms at the 4 and 5 positions. This substitution pattern influences its electron density and steric properties, making it a versatile reactant. The compound typically appears as a white crystalline powder, with a melting point in the range of 185-187 °C. Its molecular formula, C8H2Cl2O3, indicates a molecular weight of approximately 217.00 g/mol. These physical and chemical attributes are crucial for its role as a pharmaceutical intermediate, where precise reactions are often required to build complex molecular architectures. The high purity, typically 98% or more, offered by NINGBO INNO PHARMCHEM CO.,LTD. is essential for predictable and efficient chemical transformations.

The applications of 4,5-Dichlorophthalic Anhydride are diverse and impactful. In the dye industry, it serves as a precursor for synthesizing various classes of dyes, contributing to the development of vibrant and stable coloration. For pigment manufacturers, it's a key component in creating pigments with desired optical and physical properties, used in everything from paints to plastics. As a pharmaceutical intermediate, its significance lies in its ability to form cyclic anhydrides, which are important structural motifs in many drug molecules. This makes it invaluable for the synthesis of APIs and complex organic compounds used in medicinal chemistry.

For researchers and manufacturers, the consistent availability of high-quality 4,5-Dichlorophthalic Anhydride is critical. NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to meeting these demands, providing a reliable supply chain for this essential chemical. By understanding the chemical properties and applications of 4,5-Dichlorophthalic Anhydride, professionals can harness its power to drive innovation in their respective fields. Whether you are aiming to synthesize novel dyes, develop advanced pigments, or create next-generation pharmaceuticals, this versatile intermediate from NINGBO INNO PHARMCHEM CO.,LTD. is a valuable asset for your laboratory or production facility.