A phenanthrene derivative is represented by a formula (1) below. In the formula (1), Ar
1
and Ar
2
each represent an aromatic hydrocarbon ring group having 6 to 18 carbon atoms for forming the ring. The aromatic hydrocarbon ring group contains none of anthracene skeleton, pyrene skeleton, aceanthrylene skeleton and naphthacene skeleton. R
1
represents a substituent, the number of which may be 0, 1 or more. R
1
may be bonded in any position of the phenanthrene skeleton. n and m each represent an integer of 1 to 3. k represents an integer of 0 to 8.
一个
菲咯烯衍
生物由下面的式子(1)所代表。在式子(1)中,Ar1和Ar2各代表一个芳香族碳氢环,其环上有6到18个碳原子。芳香族碳氢环不包含
蒽骨架、
芘骨架、蒿油菜骨架和
萘骨架。R1代表一个取代基,其数量可以为0、1或更多。R1可以与
菲咯烯骨架的任何位置连接。n和m各代表1到3的整数。k代表0到8的整数。