申请人:The Regents of the University of California, a Body Corporate
公开号:US20190334094A1
公开(公告)日:2019-10-31
Small organic molecule chromophores containing a benzo[c][1,2,5]thiadiazole with an electron-withdrawing substituent W in the 5-position (5BTH), benzo[c][1,2,5]oxadiazole with an electron-withdrawing substituent W in the 5-position (5BO), 2H-benzo[d][1,2,3]triazole (5BTR) with an electron-withdrawing substituent W in the 5-position (5BTR), 5-fluorobenzo[c][1,2,5]thiadiazole (FBTH), 5-fluorobenzo[c][1,2,5]oxadiazole (FBO), or 5-fluoro-2H-benzo[d][1,2,3]triazole (FBTR) core structure are disclosed. Such compounds can be used in organic heterojunction devices, such as organic small molecule solar cells and transistors.
含有在5位位置带有电子吸引基团W的苯并[c][1,2,5]噻二唑(5BTH)、苯并[c][1,2,5]氧二唑(5BO)、2H-苯并[d][1,2,3]三唑(5BTR)以及在5位位置带有电子吸引基团W的5-氟苯并[c][1,2,5]噻二唑(FBTH)、5-氟苯并[c][1,2,5]氧二唑(FBO)或5-氟-2H-苯并[d][1,2,3]三唑(FBTR)核结构的小有机分子色素已被披露。这些化合物可用于有机异质结器件,如有机小分子太阳能电池和晶体管。