Patent ID: 8859108

Claim:
A benzoxazole derivative represented by General Formula (G1), wherein Ar 1 is a substituted or unsubstituted arylene group having 6 to 13 carbon atoms, wherein Ar 2 is any of an unsubstituted phenyl group, a substituted or unsubstituted pyridyl group, a substituted or unsubstituted quinolyl group, a substituted or unsubstituted pyrimidinyl group, a substituted or unsubstituted pyrazinyl group, a substituted or unsubstituted naphthyl group, or a substituted or unsubstituted isoquinolyl group, wherein R 11 to R 14 are independently any of hydrogen, an alkyl group having 1 to 4 carbon atoms, a haloalkyl group having 1 to 4 carbon atoms, a substituted or unsubstituted aryl group having 6 to 13 carbon atoms, and halogen, and wherein R 21 to R 28 are independently either hydrogen or an alkyl group having 1 to 4 carbon atoms.