Patent ID: 8431249
Filing Date: 2013-04-30
Classification: C07C,C09K,H01L,H05B

Abstract:
1. A dibenzo[c,g]fluorene compound having two dibenzo[c,g]fluorene skeletons, which is represented by the following general formula [1]: wherein X 1 and X 2 each represent a hydrogen atom, a substituted or unsubstituted aryl group, or a substituted or unsubstituted alkyl group, and may be the same or different; A 1 to A 3 each represent a substituted or unsubstituted arylene group, and may be the same or different; R 1 to R 24 each represent a hydrogen atom, or a substituted or unsubstituted alkyl group, and may be the same or different; a, b and c are each an integer of 0 to 4, provided that a+b+c is 0 or more and 4 or less; when a is 2 or more, A 1 's may be the same or different; when b is 2 or more, A 2 's may be the same or different; and when c is 2 or more, A 3 's may be the same or different.