Patent ID: 9502668
Filing Date: 2016-11-22
CPC Classification: C07D,C09K,H01L

Claim Text:
1. A compound represented by the following general formula (2): wherein in the general formula (2), at least one of R 1l ,R 12 ,R 14 and R 15 represents a cyano group, at least three of R 11 to R 15 each represent a substituted or unsubstituted 9-carbazolyl group, a substituted or unsubstituted 1,2,3,4-tetrahydro-9-carbazolyl group, a substituted or unsubstituted 1-indolyl group or a substituted or unsubstituted diarylamino group, and the balance of R 11 to R 15 represents a hydroxy group, provided that R 12 is not a cyano group when R 14 is a cyano group.