Patent ID: 9627627
Date: 2017-04-18
CPC Classifications: C07F,H01L

Claim:
1. A phosphine oxide-based compound represented by Formula 1 below: wherein Ar a, b and c are each independently an integer from 0 to 5; the sum of a, b, and c must be greater than or equal to 1; and at least one of a number of Ar wherein the N-containing electron withdrawing group is selected from among: a substituted or unsubstituted pyrrolyl group, a substituted or unsubstituted pyrazolyl group, an unsubstituted imidazolyl group, a substituted or unsubstituted imidazolinyl group, a substituted or unsubstituted imidazopyridinyl group, a substituted or unsubstituted imidazopyrimidinyl group, a substituted or unsubstituted pyrazinyl group, an unsubstituted pyrimidinyl group, a substituted benzoimidazolyl group, a substituted or unsubstituted indolyl group, a substituted or unsubstituted purinyl group, a substituted or unsubstituted quinolinyl group, a substituted or unsubstituted isoquinolyl group, a substituted or unsubstituted phthalazinyl group, a substituted or unsubstituted indolizinyl group, a substituted or unsubstituted naphthyridinyl group, a substituted or unsubstituted quinazolinyl group, a substituted or unsubstituted cinnolinyl group, a substituted or unsubstituted indazolyl group, a substituted or unsubstituted isothiazolyl group, a substituted or unsubstituted isoxazolyl group, a substituted or unsubstituted triazinyl group, a substituted or unsubstituted oxadiazolyl group, a substituted or unsubstituted pyridazinyl group, a substituted or unsubstituted triazolyl group, a substituted or unsubstituted tetrazolyl group, a substituted or unsubstituted benzothiazolyl group, and a substituted or unsubstituted benzoxazolyl group.