已经开发了常规的邻卤代二芳基和一锅串联方案以合成含萘和pyr的螺芴。使用Suzuki交叉偶联反应安装两个pyr取代基,以产生一系列螺芴官能化的多环芳烃衍生物DPSBFF,DPSIPF,DPSDBXF和DPSFX。基于DPSFX:PVK共混物的初步旋涂设备显示出4.3 V的低启动电压和深蓝光发射,电流效率为1.1 cd / A。
Facile Synthesis of Spirocyclic Aromatic Hydrocarbon Derivatives Based on <i>o</i>-Halobiaryl Route and Domino Reaction for Deep-Blue Organic Semiconductors
naphthalene- and pyrene-containing spirofluorenes. Two pyrene substituents were installed using a Suzuki cross-coupling reaction to produce a series of spirofluorene-functionalized polycyclic aromatichydrocarbon derivatives, DPSBFF, DPSIPF, DPSDBXF, and DPSFX. A preliminary spin-coated device based on DPSFX:PVK blends exhibits a low turn-on voltage of 4.3 V and deep-blue emission with a current efficiency
已经开发了常规的邻卤代二芳基和一锅串联方案以合成含萘和pyr的螺芴。使用Suzuki交叉偶联反应安装两个pyr取代基,以产生一系列螺芴官能化的多环芳烃衍生物DPSBFF,DPSIPF,DPSDBXF和DPSFX。基于DPSFX:PVK共混物的初步旋涂设备显示出4.3 V的低启动电压和深蓝光发射,电流效率为1.1 cd / A。