Perylene-Based Semiconductors

A compound having formula:

• wherein:
• W1 and W2 independently are selected from the group consisting of —(CRaRb)m—, —(SiRcRd)—, and Ar;
• X1, X2, X3, X4, X5, X6, X7, and X8 independently are selected from the group consisting of H, halogen, CN, and ORe, provided at least one of X1, X2, X3, X4, X5, X6, X7, and X8 is not H;
• Ar is a divalent aryl or heteroaryl group selected from the group consisting of phenyl, thienyl, and furyl;
• Ra and Rb independently are selected from the group consisting of H, a C1-20 alkyl group, a C2-20 alkenyl group, and a C1-20 haloalkyl group;
• Re and Rd independently are selected from the group consisting of H, a C1-20 alkyl group, and a C1-20 haloalkyl group;
• Re is selected from the group consisting of H, a C1-20 alkyl group, a C2-20 alkenyl group, and a C1-20 haloalkyl group;
• R1, R1′, R2, and R2′ independently are selected from the group consisting of H, a linear C1-40 alkyl group, a linear C2-40 alkenyl group, and a linear C1-40 haloalkyl group;
• and
• m is 0, 1, 2, 3, or 4.