Planar organic compounds with at least two donor/acceptor polycyclic molecular systems, mutually bridged, for use in photovoltaic layer amp; device

摘要

Provide a kind of organic compound compound of formula I:LX=620 of WI=100 of HE=29 of EMI ID=1.1 LY=728 TI=CFPC```wherein:TSIZE=20 DLDTHet1 and polycyclic (the preferably but necessarily) heterocyclic molecular system of Het2DDare dominant planes; DTADDis bridged groups provide each Het1 and Het2 of lateral bond by strong chemical bond (such as covalent, coordinate bond and ionic bond), so that Het1, A and Het2 are capable of forming donor bridge receptor system and provide excited electron-hole to dissociation; DTB1 and B2DDare conjugated groups; DTi, j, k, m y zDDare 0 to 8; DTnDDis 1 to 8; DTS1 and S2DDare groups provide the solubility of organic compound (water, water is miscible or organic solvent); DTDDDis I, etc., air pressure ,-NO2, Cl, brown ,-F ,-CF3 ,-CN ,-OH ,-OMe ,-OEt ,-O-CO-Me ,-OCN ,-SCN ,-NH2 ,-NHCO-Me ,-C2Si (methyl) 3 and-CONH2; The wherein compound absorption of electromagnetic radiation, in 400 to 3000 ranges and is capable of forming supermolecule; And the solution of the compound or its salt can form solid photovoltaic layer in matrix. One kind is also provided/DLphotovoltaic layer and organic photovoltaic devices (including photovoltaic layer, whereinPhotovoltaic layer includes Formula II ID=1. EMIThe LX=518 of WI=116 of 2 HE=27 LY=2171 TI=CFPC```wherein:TSIZE=3 DLDTXDDis counter ion counterionsl gegenions H+, Li+, Na+, K+, NH4+, Mg2+, Ca2+, Ba2+, Sr2+or Zn2+; DTtDDis counter ion numbers are necessary to provide electroneutral compound II. /DL