| abstract |
Compounds according to formula I and devices incorporating them are described. The compounds according to formula (I) may have the following structure: Wherein R < 2 > represents mono-, di-, tri-, tetra-, acyclic or unsubstituted; R 3 , R 4 and R 5 each represent mono-, di-, tri-, tetra- or unsubstituted; R 9 represents monosubstituted, disubstituted, trisubstituted or unsubstituted; R 1 is selected from the group consisting of alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acid, , Isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; R 2 , R 3 , R 4 , R 5, and R 9 are each independently selected from the group consisting of all options for R 1 , hydrogen, deuterium, halide, amino, and combinations thereof; n is 1 or 2; The device may comprise a compound according to formula I in the host layer. |