Patent ID: 8552179

Claim:
A predominantly planar organic compound of the general structural formula I where Het 1 is a predominantly planar polycyclic molecular system of a first type; Het 2 is a predominantly planar polycyclic molecular system of a second type; A is a bridging group providing a lateral bond of the molecular system Het 1 with the molecular system Het 2 via strong chemical bonds; n is 2, 3, 4, 5, 6, 7 or 8; B1 and B2 are binding groups; i is 0, 1, 2, 3, 4, 5, 6, 7 or 8; j is 0, 1, 2, 3, 4, 5, 6, 7 or 8; S1 and S2 are groups providing solubility of the organic compound; k is 0, 1, 2, 3, 4, 5, 6, 7 or 8; m is 0, 1, 2, 3, 4, 5, 6, 7 or 8; wherein k+m≠0; D1 and D2 are substituents independently selected from a list comprising —CH 3 , —C 2 H 5 , C 3 H 7 , —NO 2 , —Cl, —Br, —F, —CF 3 , —CN, —OH, —OCH 3 , —OC 2 H 5 , —OCOCH 3 , —OCN, —SCN—NH 2 , —NHCOCH 3 , —C 2 Si(CH 3 ) 3 , and —CONH 2 ; y is 0, 1, 2, 3, 4, 5, 6, 7 or 8; and z is 0, 1, 2, 3, 4, 5, 6, 7 or 8, wherein said organic compound absorbs electromagnetic radiation in at least one predetermined spectral subrange within a wavelength range from 400 to 3000 nm and forms column-like or planar supramolecules; wherein the molecular system Het 1 , the bridging group A, and the molecular system Het 2 form a donor-bridge-acceptor system providing dissociation of excited electron-hole pairs; and a solution of the organic compound or its salt forms a solid photovoltaic layer on a substrate; wherein at least one of the groups providing a solubility of the organic compound in organic solvents is independently selected from the list comprising alkyl, aryl, substituted alkyl, substituted aryl and any combination thereof, and amide of acid residue independently selected from the list comprising CONR 1 R 2 , CONHCONH 2 , SO 2 NR 1 R 2 , and any combination thereof, where R 1 ,R 2 are independently selected from H, alkyl and aryl, and wherein the alkyl group is selected from methyl, ethyl, propyl, butyl, i-butyl and t-butyl groups, and the aryl group is selected from phenyl, benzyl and naphthyl groups, wherein the column-like supramolecules are formed by means of π-π-interaction of single-type polycyclic molecular systems Het 1 and Het 2 providing separate hole and electron transport paths and having longitudinal axes oriented predominantly in the substrate plane predominantly parallel to each other and a number and a chain-length of the groups providing a solubility of the organic compound in organic solvent are selected to provide an electric isolation of the adjacent stacks of the column-like supramolecules; and wherein planar supramolecules form molecular stacks by means of π-π-interaction of the single-type polycyclic molecular systems Het 1 and Het 2 providing different current-conducting-paths with electron and hole conductivity, wherein said molecular stacks are electrically isolated among themselves due to the groups providing solubility of the organic compound and the molecular stacks are oriented predominantly perpendicular to the substrate plane.