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General information

  • Name: DCJTB
  • Full name: 4-(Dicyanomethylene)-2-tert-butyl-6-(1,1,7,7-tetramethyljulolidin-4-yl-vinyl)-4H-pyran
  • CAS number: 200052-70-6
  • Chemical formula: C30H35N3O
  • Molecular weight: 453.62 g/mol
  • Absorption: λmax = 502 nm in THF
  • Photoluminescence: λmax = 602 nm in THF
  • HOMO/LUMO: HOMO = 5.4 eV, LUMO = 3.2 eV
  • Synonyms: 2-tert-Butyl-4-(dicyanomethylene)-6-[2-(1,1,7,7-tetramethyljulolidin-9-yl)vinyl]-4H-pyran
  • Classification: Organic light-emitting diodes, Emmiting layer materials (EML), Red fluorescent dopant materials, TADF materials
  • Purity: >98.0% (HPLC)
  • Melting point: 521 °C
  • Appearance: Deep red powder/crystals

DCJTB >98.0% – High-Purity Red Fluorescent Dopant for Advanced OLEDs

At Noctiluca, we proudly present DCJTB >98.0%, a critical material for the advancement of OLED (organic light-emitting diode) technology. Formally known as 4-(Dicyanomethylene)-2-tert-butyl-6-(1,1,7,7-tetramethyljulolidin-4-yl-vinyl)-4H-pyran, this compound, identified by CAS number 200052-70-6 and molecular formula C30H35N3O, is meticulously crafted to meet the highest standards of research and industrial applications. With a superior purity of >98.0% (HPLC), DCJTB ensures exceptional performance in advanced OLED applications. Our dedication to quality ensures that DCJTB enhances both efficiency and longevity in OLED devices, making it an essential component for modern electronics.

The Molecular Structure and Properties of DCJTB

DCJTB is distinguished by its remarkable photophysical properties. This red powder compound exhibits absorption maxima at λmax = 502 nm in THF and photoluminescence at λmax = 602 nm in THF. The molecular structure features a pyran core with dicyanomethylene and julolidine groups, providing a balanced combination of electron-donating and electron-accepting properties. The robust thermal stability, with a melting point of 521 °C, ensures the compound’s resilience under high-temperature processing conditions. These properties make DCJTB an excellent choice for creating efficient and reliable OLEDs.

Key Features of DCJTB

  • Superior Purity and Quality: Our DCJTB, with a purity level of >98.0% as confirmed by HPLC, is produced through a stringent purification process. This superior level of purity ensures consistent and dependable material quality, which is essential for high-performance OLED applications. The exceptional purity of DCJTB is crucial for developing highly effective emissive and charge transport layers.
  • Optimized for Diverse OLED Applications: DCJTB excels in OLEDs as a red fluorescent dopant in emitting layer (EML). Its integration into this layer enhances the efficiency and operational lifespan of OLED devices. The versatility of DCJTB allows for its application across a range of OLED technologies, driving innovation and enabling the development of cutting-edge displays with vibrant colors and high energy efficiency. This adaptability makes DCJTB an invaluable material for researchers and manufacturers aiming to create next-generation OLED solutions.
  • Outstanding Photophysical Attributes: DCJTB is characterized by its impressive light emissionl properties, with absorption maxima at λmax = 502 nm and photoluminescence at λmax = 602 nm in THF. These attributes are critical for achieving high-quality light emission and efficient energy transfer in OLEDs. The compound’s ability to produce bright and stable red fluorescence makes it a key component in developing highly efficient display technologies.
  • High Thermal Stability: Designed to maintain high performance even at elevated temperatures, DCJTB boasts a melting point of 521 °C. This impressive thermal stability ensures that DCJTB retains its structural integrity and electronic properties under demanding conditions, making it a reliable material for OLED applications requiring long-term consistency.
  • Process Versatility: DCJTB’s excellent solubility and adaptability make it suitable for various fabrication processes, including solution processing methods like spin-coating and inkjet printing. This flexibility allows for seamless integration into various OLED manufacturing workflows, leading to the production of devices with improved efficiency and uniformity. Whether used in research environments or large-scale production, DCJTB’s excellent processability supports innovative OLED design and application.

The Role of DCJTB in Advanced OLEDs

DCJTB >98.0%, chemically known as C30H35N3O, is integral to the advancement of OLED technology. Its efficient charge transport and emission properties significantly enhance the light-emitting capabilities and overall performance of OLED devices. As a red fluorescent dopant, DCJTB ensures vibrant color purity and brightness, which are essential for developing high-definition displays. Its application as an emitting layer (EML) material improves the stability and longevity of OLED components, contributing to the production of durable and reliable electronic devices. The unique attributes of DCJTB make it a crucial component in pushing the boundaries of OLED innovation and expanding its applications in modern electronics.


DCJTB >98.0% epitomizes Noctiluca’s commitment to delivering superior chemical materials, underscoring our dedication to advancing material science for sustainable and efficient OLED applications. As a leading OLED materials supplier and contract research organization (CRO), we are devoted to providing our clients with premium-grade materials that foster technological and innovative progress.

Contact us today to discover how our high-purity DCJTB can meet your scientific and industrial needs, ensuring your projects achieve the highest standards of quality and performance, or to inquire about bulk orders of this compound.

Any questions? Contact us!