Patent ID: 8957236
Filing Date: 2015-02-17
Classification: C07F,C09K,H01L,H05B

Abstract:
1. A compound represented by the following general formula (1): wherein R 1 , R 2 and R 3 each independently represent a substituent, n1 and n2 each independently indicate an integer of from 0 to 5, n3 indicates an integer of from 0 to 4, X represents a linking group having any of the following structures, m is equal to the valence of the linking group X and indicates an integer of from 2 to 4; wherein R 5 and R 6 each independently represent a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group; R 8 , R 9 and R 10 each independently represent a hydrogen atom, a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group; at least one of R 8 and R 9 is a hydrogen atom, or a substituted or unsubstituted alkyl group; provided that when X is —O—, this links at the 3,3′-positions of the triphenylphosphine oxide structure of the general formula (1).