Patent ID: 9478745
Filing Date: 2016-10-25
CPC Classification: C07D,C08G,C09B,H01B,H01L,Y02E

Claim Text:
1. A compound of formula (III) shown below: wherein a is 1, 2, or 3, a′ is 0, 1, 2, or 3; b is 0, 1, 2, or 3; b′ is 0, 1, 2, or 3; c is 0, 1, 2, or 3; c′ is 0, 1, 2, or 3; d is 0, 1, 2, or 3; d′ is 0, 1, 2, or 3; with the proviso that b′ is not 0, if a′ is 0; R Ar which may be optionally substituted by one, or more groups, R R R R R R R Ar wherein one of X R R R R R R R R wherein R 22 to R 26 and R 29 to R 58 represent independently of each other H, halogen, C 1 -C 25 alkyl, C 1 -C 25 alkyl which is substituted by E or interrupted by D, C 6 -C 24 aryl, C 6 -C 24 aryl which is substituted by G, C 2 -C 20 heteroaryl, C 2 -C 20 heteroaryl which is substituted by G, a C 4 -C 18 cycloalkyl group, a C 4 -C 18 cycloalkyl group, which is substituted by G, C 2 -C 18 alkenyl, C 2 -C 18 alkynyl, C 1 -C 18 alkoxy, C 1 -C 18 alkoxy which is substituted by E or interrupted by D, C 7 -C 25 aralkyl, or C 7 -C 25 aralkyl, which is substituted by G, R D is —CO—, —COO—, —S—, —O—, or —NR E is C G is E, or C R with the proviso that the following compound is excluded.