Compositions comprising novel compounds and polymers, and electronic devices made with such compositions

1. A compound having Formula I:

wherein:

Ar=aryl, heteroaryl, or Ar′—NAr′ 2

Ar′=aryl, heteroaryl

A=H, D, Ar, alkyl, heteroalkyl, fluoroalkyl, or Q

E=O, S, (SiR′R″) n , (CR′R″) n , or combinations thereof, and can be different at each occurrence, wherein R′ and R″ are each independently selected from H, D, amide, F, alkyl, aryl, alkoxy, aryloxy, heteroalkyl, heteroaryl, fluoroalkyl, fluoroaryl, fluoroalkoxy, and fluoroaryloxy

Q=a leaving group selected from halide, triflate, boronic acid, boronic acid ester, or borane

m=independently, 0 to 5

n=independently, 0 to 1

x=independently, 1 to 20.

2. A polymer having at least one monomeric unit derived from the compound of claim 1 , wherein at least two A=Q.

3. The compound of claim 1 , wherein the compound is:

4. The polymer of claim 2 selected from the group consisting of Polymer 1 and Polymer 2:

5. A device comprising at least one layer comprising at least one compound of claim 1 .

6. A device of claim 5 wherein the at least one layer is an organic layer.

7. A device of claim 5 wherein the at least one layer is a photoactive layer.

8. A device of claim 5 wherein the at least one layer is a hole transport layer.

9. A device comprising at least one layer comprising at least one compound of claim 3 .

10. A device comprising at least one layer comprising at least one polymer of claim 2 .

11. A device of claim 10 wherein the at least one layer is an organic layer.

12. A device of claim 10 wherein the at least one layer is a photoactive layer.

13. A device of claim 10 wherein the at least one layer is a hole transport layer.

14. A device of claim 10 wherein the at least one polymer is selected from Polymer 1 and Polymer 2.

15. The compound of claim 1 , wherein Q is Cl or Br.