Patent ID: 8269215
Filing Date: 2012-09-18
Classification: C07D,H01L

Abstract:
1. An n-channel organic semiconductor of Formula I: wherein Y is selected from the group consisting of hydrogen, A,  wherein A is an electron withdrawing substituent; and wherein R is selected from the group consisting of formulas III, IV, V and VI; and wherein X is —(CH wherein Z is —OC wherein a is independently 1, 2, 3, or 4; and wherein b is an integer from 1 to 20; and wherein c is 1, 2 or 3; and wherein d is independently 0, 1, 2, 3, or 4; and wherein e and f are independently integers from 2 to 12; and wherein v is independently 1, 2, 3, or 4, and w is independently 2, 3, or 4; and wherein y is each independently 0, 1, 2, 3, or 4; and wherein t is an integer from 1 to 20; or R is formula II wherein X is —(CH