Organic electroluminescence device and novel compound
AssigneeIdemitsu Kosan Co., Ltd.
InventorsRyota TAKAHASHI, Hidetsugu IKEDA, Keita SEDA, Yuki NAKANO
Life of this patent
Estimating the term…
Loading patent…
AssigneeIdemitsu Kosan Co., Ltd.
InventorsRyota TAKAHASHI, Hidetsugu IKEDA, Keita SEDA, Yuki NAKANO
Estimating the term…
To provide an organic electroluminescence device having a high luminous efficiency and a novel compound that can be used as a material for an organic electroluminescence device having a high luminous efficiency. A compound represented by the following formula (1) or (2): wherein in the formulas (1) and (2), one or more pairs of adjacent two or more of R1 to R7 and R10 to R16 may form a substituted or unsubstituted, saturated or unsaturated ring; R17, and R1 to R7 and R10 to R16 that do not form the substituted or unsubstituted, saturated or unsaturated ring are independently a hydrogen atom, a substituted or unsubstituted aryl group including 6 to 20 ring carbon atoms or a substituted or unsubstituted monovalent heterocyclic group including 5 to 20 ring atoms; two R17s may be the same or different; and Ar1 to Ar4 are independently a substituted or unsubstituted aryl group including 6 to 20 ring carbon atoms.
A compound represented by the following formula (3-I):
An organic electroluminescence device comprising:
Dependencies are inferred from the claim text.