9-(1-Naphthyl)carbazole (CAS 22034-43-1) — Core Intermediate for High-End OLED Displays

9-(1-Naphthyl)carbazole (CAS 22034-43-1), a high-performance carbazole-based aromatic heterocyclic compound, is a high-purity key intermediate developed by our company for organic optoelectronic materials of OLEDs and advanced organic synthesis. It provides core raw material support for the new display and optoelectronic industry.

Basic Product Information

Molecular Formula: C22H15N

Molecular Weight: 293.36

Appearance: White to off-white crystalline powder

Purity: Industrial grade ≥ 99.0%; Electronic grade ≥ 99.9% (HPLC)

Melting Point: 126–131℃

Boiling Point: 503.7℃

Stability: Excellent thermal stability, oxidation resistance and hydrolysis resistance; compatible with high-temperature synthesis and vacuum evaporation processes

Core Performance Advantages

High Purity & Low Impurity: Our electronic-grade products feature strict control over metal ions and trace impurities, preventing short circuits and performance attenuation of OLED devices, and ensuring high brightness, long service life and wide color gamut of display panels.

Large π-conjugated Structure: The conjugated system composed of naphthyl and carbazole rings endows the material with excellent hole transport capacity and high fluorescence quantum efficiency, making it an ideal unit for synthesizing HTL and EML host materials.

Excellent Compatibility: It has high coupling activity with intermediates such as triarylamine, fluorene and triazine, and adapts to mainstream synthetic routes including Suzuki and Buchwald with high reaction conversion rate.

User-friendly Processing: Good crystallinity, easy purification and easy dissolution in common organic solvents, meeting all demands from laboratory R&D to industrial mass production.

Main Application Fields

OLED Display Materials

Used to synthesize hole transport layer (HTL) and emitting layer host materials. Applied in flexible OLED, QLED and Micro OLED to improve carrier mobility and luminous efficiency of devices.

Organic Optoelectronic Semiconductors

Served as an intermediate for organic field-effect transistors (OFETs) and organic photovoltaic cells (OPVs), enhancing the hole conduction and photoelectric conversion performance of materials.

Advanced Organic Synthesis

As an intermediate for pharmaceuticals and fine chemicals, it is used in the synthesis of polycyclic aromatic hydrocarbons and functionalized amine compounds; it acts as a structural modification unit and can be derivatized to prepare phase‑transfer catalysts.

Our Supply Advantages

Stable Mass Production: Large-scale production lines with sufficient in-stock supply; customized delivery available from gram grade, kilogram grade to ton grade.

Strict Quality Control: Adopt the ISO 9001 quality management system. Each batch is fully tested by HPLC, TGA and DSC; COA and mass spectrum reports can be provided.

Flexible Packaging: 1 kg aluminum foil bags, 25 kg fiber drums, 200 kg steel drums, meeting the storage and transportation requirements of light avoidance, moisture proof and oxidation prevention.

Professional Technical Support: We provide optimization of synthetic routes, process guidance and downstream application solutions to help customers realize mass production quickly.

With high purity, high stability and outstanding optoelectronic properties, 9-(1-Naphthyl)carbazole (CAS 22034-43-1) has become an irreplaceable core intermediate in the fields of OLED displays and organic optoelectronics. Relying on professional R&D capabilities and stable production capacity, our company supplies high-quality products and one-stop solutions for global clients, empowering the upgrading of the advanced optoelectronic material industry.