General information

  • Name: 4CzTPN-Ph
  • Full name: 2,3,5,6-Tetrakis(3,6-diphenylcarbazol-9-yl)-1,4-dicyanobenzene
  • CAS number: 1416881-55-4
  • Chemical formula: C104H64N6
  • Molecular weight: 1397.66 g/mol
  • Absorption: λmax = 377 nm, 547 nm in Toluene
  • Photoluminescence: λmax = 577 nm in Toluene
  • HOMO/LUMO: HOMO = 5.9 eV, LUMO = 4.0 eV
  • Synonyms: 2,3,5,6-Tetrakis(3,6-diphenyl-9H-carbazol-9-yl)terephthalonitrile
  • Classification: Organic light-emitting diodes, Emmiting layer materials (EML), TADF materials, Red fluorescent dopant materials
  • Purity: Sublimed: >99% (1H NMR)
  • Melting point: N/A
  • Appearance: Orange powder/crystals

4CzTPN-Ph: A Luminary in OLED Material Science

The realm of organic light-emitting diodes (OLEDs) is ever-expanding, with materials like 4CzTPN-Ph leading the charge in this technological revolution. Known for its luminescent prowess and its role in enhancing the performance of OLED devices, 4CzTPN-Ph is a material that stands out in the field of organic electronics.

Understanding 4CzTPN-Ph

4CzTPN-Ph, or 2,3,5,6-Tetrakis(3,6-diphenylcarbazol-9-yl)-1,4-dicyanobenzene, is a compound that has garnered attention for its high emission wavelength of around 577 nm, making it ideal for orange-emitting OLEDs. Its extensive study in the realms of optical, electronic, and thermal properties has established it as a material of significant interest.

Key Features of 4CzTPN-Ph

  • High Photoluminescence Quantum Yields: 4CzTPN-Ph exhibits exceptional luminescence, which is crucial for the vivid display of colors in OLED devices.
  • Efficient Energy Transfer: This material is adept at transferring energy to the emissive layer, enhancing the overall efficiency of the OLEDs.
  • Thermal Stability: The robustness of 4CzTPN-Ph against heat ensures the longevity and consistent performance of OLED devices.
  • Dual Emission Characteristics: Its donor-acceptor structure allows for both one and two-photon fluorescence imaging, broadening its application scope.

The Role of 4CzTPN-Ph in OLED Innovation

4CzTPN-Ph’s contribution to OLED technology is not just limited to its luminescent properties. It also plays a pivotal role in the stability and operational lifetimes of OLED devices, thanks to its high efficiencies and thermal stability. With Noctiluca’s high-purity offering of 4CzTPN-Ph, manufacturers are equipped with a material that sets new benchmarks in OLED fabrication.


4CzTPN-Ph is a beacon of innovation in the field of organic electronics. Its multifaceted applications and high-performance characteristics have cemented its position as a foundational material in the advancement of OLED technology. The material’s high purity and scientific validation promise a future where OLED devices are not just efficient and stable but also offer a spectrum of vibrant colors for an enhanced visual experience.

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