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`CLAIMS
`
`[Claim 1] A material for an organic electroluminescence device
`
`represented by the following general formula (1) or (2):
`
`~ x3lo
`\
`Ar3 L2-A2
`A 1-L1- Ar1-Ar2
`\/
`/,
`X2]q
`X1
`
`5
`
`~ x310
`\
`Ar3
`;;
`X2]q
`
`A --L -Ar -Ar
`1
`1
`'\ /
`2
`X1
`
`L3
`
`5
`
`n
`
`( 1 )
`
`(2)
`
`where:
`
`Arl, Ar2, and Ar3 each independently represent a substituted
`
`or unsubstituted aromatic hydrocarbon group having a ring formed
`
`of 6 to 24 carbon atoms or a substitutEd or unsubstituted aromatic
`
`heterocyclic group having a ring formed of 3 to 24 atoms, provided
`
`that, Arl, Ar2, and Ar3 each may have one substituent Y or multiple
`
`substi tuents Ys, in the case of mul-tiple substi tuents Ys,
`
`the
`
`substituent Ys may be different from each other, Y represents an
`
`alkyl group having 1 to 20 carbon atoms, a substitutedorunsubsti tuted
`
`cycloalkyl group having a ring formed of 3 to 20 carbon atoms, an
`
`alkoxy group having 1 to 20 carbon atoms, an aralkyl group having
`
`7 to 24 carbon atoms, a silyl group having 3 to 20 carbon atoms,
`
`a substituted or unsubstituted aromatic hydrocarbon group having
`
`a ring formed of 6 to 24 carbon atoms, or a .3ubsti tuted or unsubsti tuted
`
`aromatic heterocyclic group which has c. ring formed of 3 to 24 atoms
`
`264
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`and which is linked with Arl, Ar2, or Ar3 through a carbon-carbon
`
`bond;
`
`Xl, X2, X3, and X4 each independently represent 0, S, N-RI or
`
`RI, R2, and R3 each independently represent an alkyl group having
`
`1 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl
`
`group having a ring formed of 3 to 20 cc.rbon atoms, an aralkyl group
`
`having 7 to 24 carbon atoms, a silyl group having 3 to 20 carbon
`
`atoms, a substituted or unsubstituted aromatic hydrocarbon group
`
`having a ring formed of 6 to 24 carbon atoms, or a substituted or
`
`unsubsti tuted aromatic heterocyclic group having a ring formed of
`
`3 to 24 atoms, provided that, when both Xl and X2 represent N-RI,
`
`o and p each represent 0, and q represents 1, or when both Xl and
`
`X3 represent N-RI, p and q each represent 0, and 0 represents 1,
`
`at least one RI represents a substi tuted or unsubsti tuted, monovalent
`
`fused aromatic heterocyclic group having a ring formed of 8 to 24
`
`atoms;
`
`0, p, and q each represent 0 or 1, s represents 1, 2, or 3,
`
`and n represents 2, 3, or 4, and the material represented by the
`
`formula (2) comprises a dimer using L3 as a linking group for n =
`
`2, a trimer using L3 as a linking group for n
`
`3, or a tetramer
`
`using L3 as a linking group for n = 4;
`
`LI represents a single bond, an alkyl or alkylene group having
`
`1 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl
`
`265
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`or cycloalkylene group having a ring formed of 3 to 20 carbon atoms,
`
`a monovalent or divalent silyl group having 2 to 20 carbon atoms,
`
`a substituted or unsubstituted, monovalent or divalent aromatic
`
`hydrocarbon group having a ring formed of 6 to 24 carbon atoms,
`
`or a substituted or unsubsti tuted, monovalent or divalent aromatic
`
`heterocyclic group which has a ring j:ormed of 3 to 24 atoms and
`
`which is linked with Arl through a carbon-carbon bond;
`
`L2 represents a single bond, an alkyl or alkylene group having
`
`1 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl
`
`or cycloalkylene group having a ring formed of 3 to 20 carbon atoms,
`
`a monovalent or divalent silyl group having 2 to 20 carbon atoms,
`
`a substituted or unsubstituted, monovalent or divalent aromatic
`
`hydrocarbon group having a ring formE!d of 6 to 24 carbon atoms,
`
`or a substituted or unsubsti tuted, monovalent or divalent aromatic
`
`heterocyclic group which has a ring formed of 3 to 24 atoms and
`
`which is linked wi th Ar3 through a carbon-carbon bond, provided that,
`
`when both Xl and X2 represent CR2R3,
`
`0 and p each represent 0, q
`
`represents 1, andbothLlandL2representsubstitutedorunsubstituted,
`
`monovalent or divalent aromatic hydrocarbon groups each having a
`
`ring formed of 6 to 24 carbon atoms, or when both Xl and X3 represent
`
`CR2R3, p and q each represent 0, 0 represents 1, and both LI and
`
`L2 represent substituted or unsubstituted, monovalent or divalent
`
`aromatic hydrocarbon groups each having a rings formed of 6 to 24
`
`carbon atoms, a case where Ll and L2 are simultaneously linked at
`
`266
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`para positions with respect to Ar2 is excluded;
`
`when n represents 2, L3 represent.s a single bond, an alkylene
`
`group having 1 to 20 carbon atoms, a substituted or unsubstituted
`
`cycloalkylene group having a ring formed of 3 to 20 carbon atoms,
`
`a divalent silyl group having 2 to 20 carbon atoms, a substituted
`
`or unsubsti tuted, divalent aromatic hydrocarbon group having a ring
`
`formed of 6 to 24 carbon atoms, or a substituted or unsubstituted,
`
`divalent aromatic heterocyclic group which has a ring formed of
`
`3 to 24 atoms and which is linked with Ar3 through a carbon-carbon
`
`bond, when n represents 3, L3 represents a trivalent alkane having
`
`1 to 20 carbon atoms, a substituted or unsubstituted, trivalent
`
`cycloalkane having a ring formed of 3 to 20 carbon atoms, a trivalent
`
`silyl group having 1 to 20 carbon atoms, a substitutedorunsubstituted,
`
`trivalent aromatic hydrocarbon group having a ring formed of 6 to
`
`24 carbon atoms, or a substituted cr unsubstituted, trivalent
`
`aromatic heterocyclic group which has 3 to 24 atoms and which is
`
`linked with Ar3 through a carbon-carbon bond, or when n represents
`
`4, L3 represents a tetravalent alkane having 1 to 20 carbon atoms,
`
`a substituted or unsubstituted, tetravalent cycloalkane having a
`
`ring formed of 3 to 20 carbon atoms, a silicon atom, a substituted
`
`or unsubstituted, tetravalent aromatic hydrocarbon group having
`
`a ring formed of 6 to 24 carbon atoms, or a substi tuted or unsubsti tuted,
`
`tetravalent aromatic heterocyclic group which has a ring formed
`
`of 3 to 24 atoms and which is linked wi th Ar3 through a carbon-carbon
`
`267
`
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`bond, provided that, when both Xl and X2 represent CR2R3, 0 and p
`
`each represent 0, q represents 1, and both Ll and L3 represent
`
`substituted or unsubstituted, monovalent, divalent, trivalent, or
`
`tetravalent aromatic hydrocarbon groups each having a ring formed
`
`of 6 to 24 carbon atoms, or when both Xl and X3 represent CR2R3, p
`
`and q each represent 0, 0 represents 1, and both Ll and L3 represent
`
`substi tuted or unsubsti tuted, monovalent , divalent , trivalent, or
`
`tetravalent aromatic hydrocarbon groups each having a rings formed
`
`of 6 to 24 carbon atoms, a case where 1..1 and L3 are simultaneously
`
`linked at para positions with respect to Ar2 is excluded;
`
`Al represents a hydrogen atom, a substituted or unsubsti tuted
`
`cycloalkyl group having a ring formed of 3 to 20 carbon atoms, a
`
`silylgrouphaving3to20carbonatoms,asubstitutedorunsubstituted
`
`aromatic hydrocarbon group having a ring formed of 6 to 24 carbon
`
`atoms, or a substi tuted or unsubstituted aromatic heterocyclic group
`
`which has a ring formed of 3 to 24 atoms and which is linked with
`
`Ll through a carbon-carbon bond, provided that, when Ll represents
`
`an alkyl or alkylene group having 1 to 20 carbon atoms, a case where
`
`Al represents a hydrogen atom is excluded;
`
`A2 represents a hydrogen atom, a substi tuted or unsubsti tuted
`
`cycloalkyl group having a ring formed of 3 to 20 carbon atoms, a
`
`silyl group having 3 to 20 carbon atoms, a substi tuted or unsubsti tuted
`
`aromatic hydrocarbon group having a ri.ng formed of 6 to 24 carbon
`
`atoms, or a substituted or unsubstituted aromatic heterocyclic group
`
`268
`
`Idemitsu Ex. 2001 (pg. 268)
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`which has a ring formed of 3 to 24 atoms and which is linked with
`
`L2 through a carbon-carbon bond, provided that, when L2 represents
`
`an alkyl or alkylene group having 1 to :20 carbon atoms, a case where
`
`A2 represents a hydrogen atom is excluded, and, when Xl and X2 each
`
`represent 0, S, or CR2R3, 0 and p each represent 0, q represents
`
`1, and both LI and L2 represent single bonds, or when both Xl and
`
`X3 each represent 0, S, or CR2R3, p and q each represent 0, 0 represents
`
`1, and both Ll and L2 represent single bonds, a case where Al and
`
`A2 simultaneously represent hydrogen atoms is excluded;
`
`AI, A2, LI, L2, and L3 are each free of any carbonyl group:
`
`a case where the formula (1) has a structure represented by
`
`the following general formula (3) is excluded;
`
`(3)
`
`provided that, Xl, X2, AI, A2, LI, and L2 in the formula (3)
`
`has the same meaning of Xl, X2, AI, A2, LI, and L2 in the formula
`
`(1), respectively;
`
`YI, Y 2 , and Y3 in the formula (3) Each represent an alkyl group
`
`having 1 to 20 carbon atoms, a substitutedorunsubstitutedcycloalkyl
`
`group having a ring formed of 3 to 20 carbon atoms, an alkoxy group
`
`having 1 to 20 carbon atoms, an aralkyl group having 7 to 24 carbon
`
`atoms, a silyl group having 3 to 20 carbon atoms, a substituted
`
`269
`
`Idemitsu Ex. 2001 (pg. 269)
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`
`or unsubstituted aromatic hydrocarbon group having a ring formed
`
`of 6 to 24 carbon atoms, or a substituted or unsubstituted aromatic
`
`heterocyclic group which has a ring formed of 3 to 24 atoms and
`
`which is linked with a benzene ring a, b, or c through a carbon-carbon
`
`bond, a number of each of Yl and Y3 is 0, 1, 2, or 3, and a number
`
`of Y2 is 0, 1, or 2;
`
`a case where the formula (2) has a structure represented by
`
`the following general formula (4) is excluded;
`
`(4)
`
`provided that, Xl, X2, AI, Ll, L3, and n in the formula (4)
`
`has the same meaning of Xl, X2, AI, LI, 1.3, and n in the formula (2),
`
`respectively; and
`
`Yl, Y2f and Y3 in the formula (4) each represent an alkyl group
`
`having 1 to 20 carbon atoms, a substi tutedor unsubsti tutedcycloalkyl
`
`group having a ring formed of 3 to 20 carbon atoms, an alkoxy group
`
`having 1 to 20 carbon atoms, an aralkyl group having 7 to 24 carbon
`
`atoms, a silyl group having 3 to 20 carbon atoms, a substituted
`
`or unsubstituted aromatic hydrocarbon group having a ring formed
`
`of 6 to 24 carbon atoms, or a substi tutE~d or unsubsti tuted aromatic
`
`heterocyclic group which has a ring formed of 3 to 24 atoms and
`
`which is linked wi th the benzene ring a, b, or c through a carbon-carbon
`
`270
`
`Idemitsu Ex. 2001 (pg. 270)
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`bond, a number of each of Y 1 and Y3 is 0, 1, 2, or 3, and a number
`
`of Y2 is 0, 1, or 2.
`
`[Claim 2] The material for an organic electroluminescence device
`
`according to claim 1, which is represented by one of the following
`
`general formulae (5) and (6):
`
`Y2
`
`L2-A2
`
`Y3
`
`~-L1
`
`Y1
`
`Y2
`
`Xs
`
`Xs
`
`(6)
`
`n
`
`A1-L1
`
`Y1
`
`where:
`
`Xs and X6 each independently represent 0, S, N-R1 , or CR2R3;
`
`Rl, R2f and R3 each independently represent an alkyl group having
`
`1 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl
`
`group having a ring formed of 3 to 20 cc.rbon atoms, an aralkyl group
`
`having 7 to 24 carbon atoms, a silyl group having 3 to 20 carbon
`
`atoms, a substituted or unsubstituteo aromatic hydrocarbon group
`
`having a ring formed of 6 to 24 carbon atoms, or a substituted or
`
`unsubstituted aromatic heterocyclic group having a ring formed of
`
`3 to 24 atoms, provided that, when beth Xs and X6 represent N-R1f
`
`at least one Rl represents a substi tuted or unsubsti tuted, monovalent
`
`fused aromatic heterocyclic group having a ring formed of 8 to 24
`
`atoms;
`
`n represents 2 f 3, or 4, and the material represented by the
`
`271
`
`Idemitsu Ex. 2001 (pg. 271)
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`formula (6) comprises a dimer using L3 as a linking group for n =
`
`2, a trimer using L3 as a linking grcup for n
`
`3, or a tetramer
`
`using L3 as a linking group for n = 4;
`
`Ll represents a single bond, an alkyl or alkylene group having
`
`1 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl
`
`or cycloalkylene group having a ring formed of 3 to 20 carbon atoms,
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`a monovalent or divalent silyl group having 2 to 20 carbon atoms,
`
`a substituted or unsubstituted, monovalent or divalent aromatic
`
`hydrocarbon group having a ring formed of 6 to 24 carbon atoms,
`
`or a substituted or unsubstituted, mon:::>valent or divalent aromatic
`
`heterocyclic group which has a ring formed of 3 to 24 atoms and
`
`which is linked with a benzene ring a t:1.rough a carbon-carbon bond;
`
`L2 represents a single bond, an alkyl or alkylene group having
`
`1 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl
`
`or cycloalkylene group having a ring formed of 3 to 20 carbon atoms,
`
`a monovalent or divalent silyl group having 2 to 20 carbon atoms,
`
`a substituted or unsubsti tuted, mono'Talent or divalent aromatic
`
`hydrocarbon group having a ring formed of 6 to 24 carbon atoms,
`
`or a substituted or unsubsti tuted, monovalent or divalent aromatic
`
`heterocyclic group which has a ring ~ormed of 3 to 24 atoms and
`
`which is linked wi th a benzene ring c through a carbon-carbon bond,
`
`provided that, when both Xs and X6 represent CRZR3 and both Ll and
`
`L2 represent substituted or unsubstitu-:ed, monovalent or divalent,
`
`aromatic hydrocarbon groups each havi1.g a rings formed of 6 to 24
`
`272
`
`Idemitsu Ex. 2001 (pg. 272)
`IPR2016-00148
`Duk-San v Idemitsu Kosan
`
`
`
`carbon atoms, a case where Ll and L2 are simultaneously linked at
`
`para positions with respect to a be