The relentless pursuit of brighter, more energy-efficient, and visually stunning displays and lighting systems has led to significant advancements in material science. Among the most exciting developments is the emergence of Thermally Activated Delayed Fluorescence (TADF) emitters, and 2,4,5,6-tetrakis(carbazol-9-yl)-1,3-dicyanobenzene (4CzIPN) stands out as a star performer, particularly for its vibrant green emission. As a specialized manufacturer and supplier, we provide this critical material to drive innovation in the electronic industry.
Understanding TADF and the Role of 4CzIPN
Traditional fluorescent OLEDs are limited to an internal quantum efficiency (IQE) of 25% because they can only utilize singlet excitons. Phosphorescent OLEDs can achieve near 100% IQE by harvesting triplet excitons, but often face challenges with color purity and cost. TADF materials, like 4CzIPN (CAS: 1416881-52-1), bridge this gap by enabling efficient harvesting of triplet excitons through a process that relies on a small energy difference between singlet and triplet excited states. This allows for high IQE without the need for heavy metals, making materials like 4CzIPN more sustainable and cost-effective.
The Green Emission Advantage of 4CzIPN
4CzIPN is particularly valued for its excellent green emission characteristics. Its unique donor-acceptor molecular architecture – featuring electron-donating carbazole units and an electron-accepting dicyanobenzene core – is finely tuned to emit light efficiently in the green spectrum. This makes it an indispensable component for OLED displays that require accurate and vivid color reproduction, as well as for energy-efficient green lighting solutions.
Key Applications Driving Demand:
Partnering with a Trusted 4CzIPN Manufacturer
The performance of any device employing 4CzIPN is directly linked to the purity and quality of the material. As a dedicated manufacturer, we prioritize stringent quality control throughout our production process. Our 4CzIPN is guaranteed to meet high purity standards (typically >97%), ensuring optimal device performance and reliability. We invite purchasing managers and scientists to request a quote and a free sample to experience the quality of our product firsthand. By choosing us as your supplier, you are securing a consistent and cost-effective source of this revolutionary green TADF emitter, empowering your next product breakthrough.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.