| abstract |
There are provided compounds of Formulae I and II: where: n is 1, 2 or 3; p is 0,1 or 2; the sum of n + p is 3; R1 R2, R3 and R4 are each independently H, F, alkyl, (trialkylsilyl, triarylsilyl, aryl or substituted aryl. R5 and R7 are each independently alkyl or aryl; and R6 is H or afkyl. R8 is H, F, or alkyl There are also provided electronic devices containing such compounds. |