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US 12,516,240 B2Granted
Compound, organic electroluminescence device using the same, and electronic apparatus
AssigneeIdemitsu Kosan Co., Ltd.
InventorsHiroaki Itoi, Yuki Nakano, Satomi Tasaki, Taro Yamaki
Life of this patent
Estimating the term…
Abstract
A compound represented by the following formula (1), wherein in the formula, L1 and L2 are predetermined linking groups, and Ar1 is a monovalent group having a structure represented by the following formula (2).
Claims12
A compound, which is a compound represented by the following formula (1-1) or a compound represented by the following formula (1-2):
- wherein in the formula (1-1) or (1-2),
- one or more sets of adjacent two or more of R1 to R8 form a substituted or unsubstituted, saturated or unsaturated ring by bonding with each other, or do not form a substituted or unsubstituted, saturated or unsaturated ring;
- R1 to R8 which do not form the substituted or unsubstituted, saturated or unsaturated ring are independently a hydrogen atom or a substituent R;
- the substituent R is
- a halogen atom,
- a cyano group,
- a nitro group,
- a substituted or unsubstituted alkyl group including 1 to 50 carbon atoms,
- a substituted or unsubstituted alkenyl group including 2 to 50 carbon atoms,
- a substituted or unsubstituted alkynyl group including 2 to 50 carbon atoms,
- a substituted or unsubstituted cycloalkyl group including 3 to 50 ring carbon atoms,
- —Si(R901)(R902)(R903),
- —O—(R904),
- —S—(R905),
- —N(R906)(R907),
- a substituted or unsubstituted aryl group including 6 to 50 ring carbon atoms, or
- a substituted or unsubstituted monovalent heterocyclic group including 5 to 50 ring atoms;
- R901 to R907 are independently
- a hydrogen atom,
- a substituted or unsubstituted alkyl group including 1 to 50 carbon atoms,
- a substituted or unsubstituted cycloalkyl group including 3 to 50 ring carbon atoms,
- a substituted or unsubstituted aryl group including 6 to 50 ring carbon atoms, or
- a substituted or unsubstituted monovalent heterocyclic group including 5 to 50 ring atoms;
- when two or more of each of R901 to R907 are present, the two or more of each of R901 to R907 may be the same as or different from each other;
- L1 is
- a linking group having a structure represented by any one of formulas (L-1) to (L-4);
- L2 is
- a single bond, or
- a linking group having a structure represented by one of formulas (L-1), (L-2) or (L-4);
- wherein in the formula (L-1),
- a ring A and a ring B are independently
- a substituted or unsubstituted aromatic hydrocarbon ring including 6 to 14 ring carbon atoms, or
- a substituted or unsubstituted heterocycle including 5 to 50 ring atoms;
- X2 is O, S, N(R1a), or C(R2a)(R3a);
- one of R1a to R3a and an atom which constitutes the aromatic hydrocarbon ring or the heterocycle of the ring A and the ring B and which may form a single bond is a single bond bonding with an anthracene skeleton, or is bonded with the anthracene skeleton by a single bond, and one of the remaining is a single bond bonding with Ar1 or Ar2, or is bonded with Ar1 or Ar2 by a single bond;
- atoms which are not single-bonded with the anthracene skeleton and Ar1 or Ar2, which constitute the aromatic hydrocarbon ring or the heterocycle of a ring A and a ring B, and which may form a single bond are independently bonded with a hydrogen atom or a substituent R;
- R1a to R3a which are not the single bond are independently a hydrogen atom or a substituent R;
- the substituent R is as defined above;
- wherein in the formula (L-2),
- * is a single bond bonding with an anthracene skeleton;
- one of R32 to R36 is a single bond bonding with Ar1 or Ar2;
- R32 to R36 which are not single bonds bonding with Ar1 or Ar2 are independently a hydrogen atom or a substituent R;
- the substituent R is as defined above;
- wherein in the formula (L-3),
- * is a single bond bonding with an anthracene skeleton;
- one of R38 to R44 is a single bond bonding with Ar1 or Ar2;
- R38 to R44 which are not single bonds bonding with the anthracene skeleton and Ar1 or Ar2 are independently a hydrogen atom or a substituent R;
- the substituent R is as defined above;
- wherein in the formula (L-4),
- one of R45 to R54 is a single bond bonding with the anthracene skeleton, and one of the remaining is a single bond bonding with Ar1 or Ar2,
- R45 to R54 which are not single bonds bonding with an anthracene skeleton and Ar1 or Ar2 are independently a hydrogen atom or a substituent R;
- the substituent R is as defined above;
- X1 is O;
- one of R11 to R20 is a single bond bonding with L1;
- one or more sets of adjacent two or more of R11 to R14 and one or more sets of adjacent two or more of R15 to R20 which are not single bonds bonding with L1 do not form a substituted or unsubstituted, saturated or unsaturated ring;
- R11 to R20 which are not single bonds bonding with L1 and do not form the substituted or unsubstituted, saturated or unsaturated ring are independently a hydrogen atom or a substituent R;
- the substituent R is as defined above;
- Ar2 is a monovalent group having a structure represented by any one of the following formulas (Ar2-11) to (Ar2-13):
- wherein in the formulas (Ar2-11) to (Ar2-13),
- * is bonded with L2;
- Ra is a substituent;
- the substituent Ra is
- a halogen atom,
- a cyano group,
- a nitro group,
- a substituted or unsubstituted alkyl group including 1 to 50 carbon atoms,
- a substituted or unsubstituted alkenyl group including 2 to 50 carbon atoms,
- a substituted or unsubstituted alkynyl group including 2 to 50 carbon atoms,
- a substituted or unsubstituted cycloalkyl group including 3 to 50 ring carbon atoms,
- —Si(R901)(R902)(R903),
- —O—(R904),
- —S—(R905),
- —N(R906)(R907),
- a substituted or unsubstituted aryl group including 6 to 50 ring carbon atoms, or
- a substituted or unsubstituted monovalent heterocyclic group including 5 to 50 ring atoms;
- and
- each of m1, m2 and m3 is 0.
74 more elements
Dependencies are inferred from the claim text.