General information

  • Name: Ir(MDQ)2(acac)
  • Full name: Bis(2-methyldibenzo[f,h]quinoxaline)(acetylacetonate) iridium(III)
  • CAS number: 536755-34-7
  • Chemical formula: C39H29N4O2Ir
  • Molecular weight: 777.89 g/mol
  • Absorption: λmax = 370 nm in DCM
  • Photoluminescence: λmax = 608 nm in THF
  • HOMO/LUMO: HOMO = 5.4 eV, LUMO = 2.8 eV
  • Synonyms: -
  • Classification: Organic light-emitting diodes, Emmiting layer materials (EML), Red to orange phoshorescent dopant materials
  • Purity: Sublimed: >99%
  • Melting point: N/A
  • Appearance: Red powder/crystals

Ir(MDQ)2(acac): Premier Red Dopant for OLED Applications

Ir(MDQ)2(acac), formally known as Bis(2-methyldibenzo[f,h]quinoxaline)(acetylacetonate) iridium(III) with CAS number 536755-34-7, is a cornerstone in the development of high-efficiency organic light-emitting diodes (OLEDs). This compound, featuring a molecular formula of C39H29N4O2Ir, is critically acclaimed for its role as a red to orange phosphorescent dopant material, enhancing the emitting layer (EML) of OLED devices. With its sublimation purity exceeding 99%, alongside optimized HOMO and LUMO levels, Ir(MDQ)2(acac) stands at the forefront of advancing display technologies with vibrant color output and energy efficiency.

The Molecular Structure and Properties of Ir(MDQ)2(acac)

The molecular structure of Ir(MDQ)2(acac) is distinguished by its iridium center coordinated with two methyldibenzoquinoxaline ligands and one acetylacetonate ligand, facilitating its critical role in OLEDs. This configuration ensures a high quantum efficiency and stability, making it an optimal choice for red to orange emission in OLED displays. The electronic structure, marked by a HOMO of 5.4 eV and LUMO of 2.8 eV, underpins its efficient energy transfer properties, contributing to the development of OLEDs with superior luminance and extended lifespan.

Key Features of Ir(MDQ)2(acac)

  • Unparalleled Red to Orange Emission: Ir(MDQ)2(acac) is renowned for its ability to produce deep red to vibrant orange emissions, providing OLED devices with a wide color gamut and high color purity. This spectral versatility is indispensable for creating display technologies that offer lifelike image quality and enhanced visual experiences.
  • Exceptional Stability and Efficiency: The chemical stability and phosphorescent efficiency of Ir(MDQ)2(acac) contribute significantly to its utility in OLED manufacturing, ensuring long-term device reliability and lower power consumption. Its robust molecular structure supports enduring performance, even under rigorous operational conditions.
  • Advanced Photophysical Properties: Ir(MDQ)2(acac) exhibits remarkable photophysical properties, including high photoluminescence quantum efficiency and a broad emission spectrum, crucial for optimizing the color and brightness of OLED displays. These advanced characteristics enable the precise tuning of emission wavelengths, facilitating the creation of displays with exceptional color depth and contrast. The integration of Ir(MDQ)2(acac) into OLED devices underscores Noctiluca’s capability to supply materials that enhance not only the visual appeal but also the energy efficiency and performance of OLED technologies, ensuring superior display quality across a wide range of applications.

The Role of Ir(MDQ)2(acac) in Advanced OLEDs

The inclusion of Ir(MDQ)2(acac) in the emissive layers of OLEDs significantly enhances the spectral range, allowing for richer, more vibrant hues that cover the full spectrum of red to orange, crucial for high-definition and realistic display outputs. Furthermore, its ability to facilitate lower energy consumption while maintaining high luminosity addresses the industry’s need for greener, more energy-efficient technologies. This strategic use of Ir(MDQ)2(acac) not only propels Noctiluca to the forefront of OLED materials suppliers but also reinforces the role of innovative phosphorescent materials in achieving sustainable, cutting-edge OLED applications.

Conclusion

Ir(MDQ)2(acac) exemplifies Noctiluca’s commitment to pioneering in the field of OLED material science, delivering innovative dopant solutions that meet the evolving needs of the OLED industry. Our expertise in supplying high-purity Ir(MDQ)2(acac), backed by comprehensive services in chemical manufacturing and research, positions us as a leader in the development of cutting-edge OLED technologies. Through our dedication to enhancing OLED displays with superior materials like Ir(MDQ)2(acac), Noctiluca continues to drive the future of display technology, ensuring our partners achieve excellence in device performance and visual quality.

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