In the realm of industrial chemistry, understanding the fundamental properties and synthesis of key intermediates is vital for innovation and production. 1,4-Diamino-2,3-dihydroanthraquinone (CAS 81-63-0), often referred to by its synonym Solvent Violet 47, is one such compound. Its anthraquinone backbone and amino substituents make it a valuable component in the creation of vibrant colors, particularly in the dye and pigment industries.

Unpacking the Chemical Structure and Properties
1,4-Diamino-2,3-dihydroanthraquinone possesses a molecular formula of C14H12N2O2 and a molecular weight of approximately 240.26 g/mol. Typically appearing as a violet-brown or dark greenish-brown solid, its physical state is crucial for handling and processing. Its melting point, often reported as above 190°C with decomposition, indicates its thermal stability to a certain extent, a critical factor for manufacturers who may subject it to higher temperatures during synthesis or formulation.

The solubility profile of this compound is also noteworthy. While generally insoluble in water, it exhibits solubility in organic solvents like DMSO, methanol, pyridine, and nitrobenzene. This characteristic influences the choice of reaction media and purification methods when manufacturing or utilizing the compound. For buyers, understanding these properties helps in ensuring compatibility with existing processes and in evaluating the quality of material supplied by a manufacturer.

Synthesis Pathways for Manufacturers
The production of 1,4-Diamino-2,3-dihydroanthraquinone typically involves multi-step chemical synthesis. A common route mentioned in literature involves the reduction of 1,4-diaminoanthraquinone using agents like sodium dithionite. The process requires careful control of reaction conditions, temperature, and pH to ensure high yield and purity, which are critical parameters for any chemical manufacturer. The availability of high-quality raw materials, such as 1,4-dihydroxyanthraquinone or 4-nitroaniline, also plays a significant role in the efficiency and economic viability of the synthesis.

For businesses looking to purchase this chemical, recognizing the complexities of its synthesis reinforces the importance of working with experienced manufacturers. These suppliers have the expertise and infrastructure to manage these intricate processes, ensuring a consistent supply of material that meets stringent quality specifications. When you are ready to buy, inquire about the specific synthesis routes used by your potential supplier, as this can sometimes influence product characteristics.

Applications Driven by Chemistry
The chemical properties of 1,4-Diamino-2,3-dihydroanthraquinone directly translate into its applications. Its ability to serve as a dye intermediate is paramount, contributing to the creation of a spectrum of violet and purple colors used in textiles, inks, and plastics. Its utility in colored smoke and marine flares further highlights its robust chemical nature. For any buyer, understanding these end-use applications is key to specifying the correct grade and ensuring the material performs as expected in their unique formulation.

In conclusion, the chemistry of 1,4-Diamino-2,3-dihydroanthraquinone is rich with detail, from its structural properties to its synthesis and applications. For those in the market to buy this critical dye intermediate, a deep appreciation for its chemical intricacies will undoubtedly lead to more informed sourcing decisions and successful collaborations with chemical manufacturers.