As described specifically in the above, the benzanthracene derivative having {HEAD ~ hydrogen atom} at the 12 position of the present invention provides a more excellent chromaticity and {TAIL ~ a longer life} 
As described specifically in the above , the benzanthracene derivative having { HEAD ~ hydrogen atom } at the 12 position of the present invention provides a more excellent chromaticity and { TAIL ~ a longer life }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL