1,4-Bis[4-(di-p-tolylamino)styryl]benzene
[CAS# 596103-58-1]

Identification

• Classification: Pharmaceutical intermediate >> OLED material intermediate
• Name: 1,4-Bis[4-(di-p-tolylamino)styryl]benzene
• Synonyms: 4-(Di-p-tolylamino)-4'-[(di-p-tolylamino)styryl]stilbene
• Molecular Formula: C₅₀H₄₄N₂
• Molecular Weight: 672.90
• CAS Registry Number: 596103-58-1
• SMILES: CC1=CC=C(C=C1)N(C2=CC=C(C=C2)C)C3=CC=C(C=C3)/C=C/C4=CC=C(C=C4)/C(=C\C5=CC=CC=C5)/N(C6=CC=C(C=C6)C)C7=CC=C(C=C7)C

Properties

• Density: 1.153±0.1 g/cm³, Calc.^*
• Melting point: 231-232 ºC
• Index of Refraction: 1.710, Calc.^*
• Boiling Point: 828.5±65.0 ºC (760 mmHg), Calc.^*
• Flash Point: 357.9±22.1 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.

Discovory and Applicatios

1,4-Bis[4-(di-p-tolylamino)styryl]benzene is an organic compound that has gained attention in the field of optoelectronic materials due to its distinctive molecular structure and potential applications in advanced devices such as organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and organic field-effect transistors (OFETs). The molecule consists of a central benzene ring connected to two styryl groups, each of which is substituted with a di-p-tolylamino group. This structure imparts important electronic and optical properties that make the compound useful in the development of next-generation organic electronic devices.

The discovery of 1,4-Bis[4-(di-p-tolylamino)styryl]benzene was part of ongoing research to develop materials that can effectively facilitate charge transport and improve the efficiency of organic electronic devices. The introduction of the di-p-tolylamino groups in the molecule enhances its ability to transport both electrons and holes, which are essential for the proper functioning of OLEDs, OPVs, and OFETs. This makes it an important material for improving the performance of such devices, especially in flexible and lightweight electronics.

One of the primary applications of 1,4-Bis[4-(di-p-tolylamino)styryl]benzene is in OLEDs, which are widely used in displays for electronic devices like smartphones, televisions, and wearables. OLEDs consist of organic materials that emit light when an electric current is applied, and the efficiency of these materials is critical to the overall performance of the display. In OLEDs, 1,4-Bis[4-(di-p-tolylamino)styryl]benzene is often used as a hole-transport material (HTM). The role of HTMs in OLEDs is to facilitate the movement of holes from the anode to the emissive layer, where light is generated. The compound's excellent charge transport properties, particularly for holes, make it a suitable choice for improving the efficiency and stability of OLED devices.

Another key application of 1,4-Bis[4-(di-p-tolylamino)styryl]benzene is in organic photovoltaics (OPVs). OPVs are solar cells made from organic materials that convert sunlight into electricity. The efficiency of OPVs relies heavily on the effective movement of charge carriers within the device. 1,4-Bis[4-(di-p-tolylamino)styryl]benzene is used as a hole-transport layer material in these devices, where it helps to improve charge collection and transport efficiency. The compound's ability to form stable charge transport networks, combined with its favorable electronic properties, contributes to the enhancement of the power conversion efficiency in OPVs, making them more competitive with traditional inorganic solar cells.

In addition to OLEDs and OPVs, 1,4-Bis[4-(di-p-tolylamino)styryl]benzene has also been explored for use in organic field-effect transistors (OFETs). OFETs are organic electronic devices that use electric fields to control the flow of charge carriers through semiconducting materials. The compound's excellent charge transport properties make it a promising material for the active layer in OFETs, which are used in flexible electronics, sensors, and logic circuits. The high mobility of charge carriers in the compound contributes to the improved performance and reliability of OFET devices, particularly in applications where flexibility and low-cost fabrication are essential.

Furthermore, the versatility of 1,4-Bis[4-(di-p-tolylamino)styryl]benzene extends to its potential use in other optoelectronic devices, such as organic light-emitting transistors (OLETs) and sensors. Its ability to function as both an emitter and a charge transport material allows it to be utilized in hybrid devices that combine light emission and charge conduction properties. As research in the field of organic electronics continues to progress, the unique properties of 1,4-Bis[4-(di-p-tolylamino)styryl]benzene may lead to even more advanced applications in the development of flexible, high-performance electronic and optoelectronic devices.

In conclusion, 1,4-Bis[4-(di-p-tolylamino)styryl]benzene is a promising organic compound with significant potential in the field of organic electronics. Its unique molecular structure, which enhances charge transport properties, makes it an excellent candidate for use in OLEDs, OPVs, and OFETs. As the demand for flexible, efficient, and low-cost electronic devices continues to grow, the application of 1,4-Bis[4-(di-p-tolylamino)styryl]benzene is expected to play a crucial role in the development of next-generation organic electronic technologies.