Perylenetetracarboxylic Dianhydride, commonly known as PTCDA, is a remarkable organic compound with the CAS number 128-69-8. This dark red to bright red powder, with a molecular formula of C24H8O6 and a molecular weight of 392.32 g/mol, is gaining significant attention across various high-tech industries due to its exceptional chemical and physical properties. PTCDA typically exhibits a high purity of 97% to 98% minimum, boasting a melting point often exceeding 300°C, and a density around 1.7 to 1.8 g/cm3. Its low solubility in common aromatic solvents and insolubility in water, while being sparingly soluble in dilute alkalies and concentrated sulfuric acid, contributes to its unique processing characteristics.

PTCDA's versatility stems from its distinct perylene core structure, to which two anhydride groups are attached. This molecular architecture allows it to exist in various crystalline forms, notably alpha and beta, both displaying monoclinic symmetry. These structural attributes make PTCDA an indispensable building block and a highly sought-after material in numerous cutting-edge applications.

One of the most prominent uses of PTCDA is in the realm of organic electronics. It serves as a vital component in the development of organic semiconductors, which are crucial for the fabrication of advanced flexible electronic devices. This includes its extensive application in organic light-emitting diodes (OLEDs), where its excellent electronic properties contribute to superior display performance, and in organic photovoltaic (OPV) cells, enhancing their energy conversion efficiency. As an N-type semiconductor, PTCDA plays a pivotal role in creating efficient field-effect transistors, opening avenues for next-generation electronic circuits.

Beyond electronics, PTCDA is a fundamental precursor to a significant class of molecules known as Rylene dyes. These derivatives are widely used as high-performance pigments and dyes, providing excellent color stability and lightfastness in diverse industrial applications. Moreover, PTCDA functions as a light-absorbing monomer and an intermediate for fluorophore dyes, enabling highly reversible fluorescence switching on various substrates, which is invaluable in advanced optical and biological sensing technologies.

In polymer chemistry, PTCDA is instrumental in synthesizing high-performance polymers. These polymers exhibit enhanced thermal stability and electrical conductivity, making them ideal for the production of advanced coatings and adhesives. Its high thermal stability further contributes to the durability and longevity of materials in demanding environments. PTCDA’s ability to improve the electrical conductivity of composite materials also positions it as a key ingredient for innovation in materials science.

Furthermore, PTCDA finds application in environmental monitoring. Its sensitivity to various environmental contaminants makes it suitable for producing advanced sensors, offering a reliable method for detecting pollutants and monitoring air and water quality. This broad spectrum of utility underscores PTCDA's significance as a multifaceted compound that drives technological advancements across several sectors.

NINGBO INNO PHARMCHEM CO.,LTD. stands as a reliable manufacturer and supplier of high-purity 3,4,9,10-Perylenetetracarboxylic Dianhydride (PTCDA). We are committed to providing premium quality materials essential for your research, development, and industrial applications. For those looking to buy or purchase PTCDA, we offer competitive price options and flexible packaging solutions to meet diverse client requirements. Our dedication to quality and customer satisfaction ensures that you receive a product that consistently meets stringent industry standards. Explore the potential of PTCDA with a trusted partner like NINGBO INNO PHARMCHEM CO.,LTD.