CN106986813A - 用于有机电场发光装置的基于茚并三亚苯的胺衍生物 - Google Patents
用于有机电场发光装置的基于茚并三亚苯的胺衍生物 Download PDFInfo
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- CN106986813A CN106986813A CN201611208284.9A CN201611208284A CN106986813A CN 106986813 A CN106986813 A CN 106986813A CN 201611208284 A CN201611208284 A CN 201611208284A CN 106986813 A CN106986813 A CN 106986813A
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- Prior art keywords
- biphenyl
- amine
- indenotriphenylene
- dimethyl
- substituted
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- 150000001412 amines Chemical class 0.000 title claims abstract description 19
- VEWQKVPMDURAQC-UHFFFAOYSA-N hexacyclo[12.11.0.02,7.08,13.015,23.017,22]pentacosa-1(14),2,4,6,8,10,12,15(23),17,19,21,24-dodecaene Chemical group C1=CC=C2C3=C4CC5=CC=CC=C5C4=CC=C3C3=CC=CC=C3C2=C1 VEWQKVPMDURAQC-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 17
- 230000005525 hole transport Effects 0.000 claims abstract description 16
- 125000004432 carbon atom Chemical group C* 0.000 claims description 21
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 11
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical class C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 125000001072 heteroaryl group Chemical group 0.000 claims description 8
- 125000003118 aryl group Chemical group 0.000 claims description 4
- 125000000732 arylene group Chemical group 0.000 claims description 4
- 125000004429 atom Chemical group 0.000 claims description 4
- 239000004305 biphenyl Substances 0.000 claims description 4
- 235000010290 biphenyl Nutrition 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 150000002430 hydrocarbons Chemical group 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000010409 thin film Substances 0.000 claims description 4
- SLGBZMMZGDRARJ-UHFFFAOYSA-N Triphenylene Natural products C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C2=C1 SLGBZMMZGDRARJ-UHFFFAOYSA-N 0.000 claims description 2
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 claims description 2
- 125000001624 naphthyl group Chemical group 0.000 claims description 2
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 claims description 2
- 125000001725 pyrenyl group Chemical group 0.000 claims description 2
- 125000005580 triphenylene group Chemical group 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 27
- 239000010410 layer Substances 0.000 description 40
- 230000015572 biosynthetic process Effects 0.000 description 38
- 238000003786 synthesis reaction Methods 0.000 description 36
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 26
- -1 2-bromo-5-nitrobiphenyl (2-bromo-5-nitrobiphenyl) Chemical group 0.000 description 24
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 24
- 239000000203 mixture Substances 0.000 description 24
- 0 CC1(C)c2cc3c(ccc(-c(cc4)ccc4N(c(cc4)ccc4-c4cc(-c5ccccc5)ccc4)c(cc4)cc(C)c4-c4cccc-5c4*CCc4c-5cccc4)c4)c4c(cccc4)c4c3cc2C2C=CC=CC12 Chemical compound CC1(C)c2cc3c(ccc(-c(cc4)ccc4N(c(cc4)ccc4-c4cc(-c5ccccc5)ccc4)c(cc4)cc(C)c4-c4cccc-5c4*CCc4c-5cccc4)c4)c4c(cccc4)c4c3cc2C2C=CC=CC12 0.000 description 18
- DMVOXQPQNTYEKQ-UHFFFAOYSA-N biphenyl-4-amine Chemical compound C1=CC(N)=CC=C1C1=CC=CC=C1 DMVOXQPQNTYEKQ-UHFFFAOYSA-N 0.000 description 18
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 17
- 239000000047 product Substances 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000012044 organic layer Substances 0.000 description 15
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 14
- 239000002904 solvent Substances 0.000 description 14
- 229910052757 nitrogen Inorganic materials 0.000 description 13
- 239000007787 solid Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 13
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 11
- 230000032258 transport Effects 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000005160 1H NMR spectroscopy Methods 0.000 description 7
- 238000004440 column chromatography Methods 0.000 description 7
- 239000000741 silica gel Substances 0.000 description 7
- 229910002027 silica gel Inorganic materials 0.000 description 7
- 238000010898 silica gel chromatography Methods 0.000 description 7
- 229940078552 o-xylene Drugs 0.000 description 6
- GHQCIALFYKYZGS-UHFFFAOYSA-N dibenzofuran-3-amine Chemical compound C1=CC=C2C3=CC=C(N)C=C3OC2=C1 GHQCIALFYKYZGS-UHFFFAOYSA-N 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- QTMDXZNDVAMKGV-UHFFFAOYSA-L copper(ii) bromide Chemical compound [Cu+2].[Br-].[Br-] QTMDXZNDVAMKGV-UHFFFAOYSA-L 0.000 description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- QRMLAMCEPKEKHS-UHFFFAOYSA-N 9,9-dimethyl-n-(4-phenylphenyl)fluoren-2-amine Chemical compound C1=C2C(C)(C)C3=CC=CC=C3C2=CC=C1NC(C=C1)=CC=C1C1=CC=CC=C1 QRMLAMCEPKEKHS-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- DKHNGUNXLDCATP-UHFFFAOYSA-N dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile Chemical compound C12=NC(C#N)=C(C#N)N=C2C2=NC(C#N)=C(C#N)N=C2C2=C1N=C(C#N)C(C#N)=N2 DKHNGUNXLDCATP-UHFFFAOYSA-N 0.000 description 3
- 238000005401 electroluminescence Methods 0.000 description 3
- 238000007429 general method Methods 0.000 description 3
- 238000004770 highest occupied molecular orbital Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000005215 recombination Methods 0.000 description 3
- 230000006798 recombination Effects 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- JLXNXFMOWAMTGG-UHFFFAOYSA-N 1-bromo-4-(4-bromophenyl)benzene Chemical group Brc1ccc(cc1)-c1ccc(Br)cc1.Brc1ccc(cc1)-c1ccc(Br)cc1 JLXNXFMOWAMTGG-UHFFFAOYSA-N 0.000 description 2
- UBHOJJRMAHJLMR-UHFFFAOYSA-N 1-n,1-n,6-n,6-n-tetrakis(3-methylphenyl)pyrene-1,6-diamine Chemical compound CC1=CC=CC(N(C=2C=C(C)C=CC=2)C=2C3=CC=C4C=CC(=C5C=CC(C3=C54)=CC=2)N(C=2C=C(C)C=CC=2)C=2C=C(C)C=CC=2)=C1 UBHOJJRMAHJLMR-UHFFFAOYSA-N 0.000 description 2
- ZHJNASGZEYZJRT-UHFFFAOYSA-N 4-phenyl-3-[4-(9-phenylcarbazol-3-yl)phenyl]aniline Chemical compound C1(=CC=CC=C1)N1C2=CC=CC=C2C=2C=C(C=CC1=2)C1=CC=C(C=C1)C1=C(C=CC(=C1)N)C1=CC=CC=C1 ZHJNASGZEYZJRT-UHFFFAOYSA-N 0.000 description 2
- KZKNWJNMPADDRY-UHFFFAOYSA-N B1CCCO1 Chemical compound B1CCCO1 KZKNWJNMPADDRY-UHFFFAOYSA-N 0.000 description 2
- PRKUNMLZEHFZBK-UHFFFAOYSA-N BrC=1C=CC(=C(C1)C1=CC=CC=C1)C1=CC=2C(C3=CC=CC=C3C2C=C1)(C)C.BrC=1C=CC(=C(C1)C1=CC=CC=C1)C1=CC=2C(C3=CC=CC=C3C2C=C1)(C)C Chemical compound BrC=1C=CC(=C(C1)C1=CC=CC=C1)C1=CC=2C(C3=CC=CC=C3C2C=C1)(C)C.BrC=1C=CC(=C(C1)C1=CC=CC=C1)C1=CC=2C(C3=CC=CC=C3C2C=C1)(C)C PRKUNMLZEHFZBK-UHFFFAOYSA-N 0.000 description 2
- HDGQCXVCOZBQIM-UHFFFAOYSA-N CC1(C)c(cc(c(c(c2ccccc22)c3)ccc3-c(cc3)ccc3N(c(cc3)ccc3-c3ccccc3)c(cc3)ccc3-c3ccc(c(cccc4)c4[s]4)c4c3)c2c2)c2-c2ccccc12 Chemical compound CC1(C)c(cc(c(c(c2ccccc22)c3)ccc3-c(cc3)ccc3N(c(cc3)ccc3-c3ccccc3)c(cc3)ccc3-c3ccc(c(cccc4)c4[s]4)c4c3)c2c2)c2-c2ccccc12 HDGQCXVCOZBQIM-UHFFFAOYSA-N 0.000 description 2
- WPZSNZBPPHJAHB-UHFFFAOYSA-N CC1(C2=CC=CC=C2C=2C=CC(=CC12)C1=C(C=C(C=C1)[N+](=O)[O-])C1=CC=CC=C1)C.CC1(C2=CC=CC=C2C=2C=CC(=CC12)C1=C(C=C(C=C1)[N+](=O)[O-])C1=CC=CC=C1)C Chemical compound CC1(C2=CC=CC=C2C=2C=CC(=CC12)C1=C(C=C(C=C1)[N+](=O)[O-])C1=CC=CC=C1)C.CC1(C2=CC=CC=C2C=2C=CC(=CC12)C1=C(C=C(C=C1)[N+](=O)[O-])C1=CC=CC=C1)C WPZSNZBPPHJAHB-UHFFFAOYSA-N 0.000 description 2
- OFVAAHIBAVRLGI-UHFFFAOYSA-N CC1(C=C(C=C2C=C3C=C4C=5C=CC=CC=5C=5C=CC=CC=5C4=CC3=C12)C=1C2=CC=CC=C2C(=C2C=CC=CC=12)C1=CC(=CC=C1)C1=CC2=CC=CC=C2C=C1)C Chemical group CC1(C=C(C=C2C=C3C=C4C=5C=CC=CC=5C=5C=CC=CC=5C4=CC3=C12)C=1C2=CC=CC=C2C(=C2C=CC=CC=12)C1=CC(=CC=C1)C1=CC2=CC=CC=C2C=C1)C OFVAAHIBAVRLGI-UHFFFAOYSA-N 0.000 description 2
- 229910021590 Copper(II) bromide Inorganic materials 0.000 description 2
- BTMPZEQJCZGPBG-UHFFFAOYSA-N N-(4-bromophenyl)-4-phenyl-N-[4-(9-phenylcarbazol-3-yl)phenyl]aniline Chemical compound BrC1=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=C(C=C1)C=1C=CC=2N(C3=CC=CC=C3C=2C=1)C1=CC=CC=C1 BTMPZEQJCZGPBG-UHFFFAOYSA-N 0.000 description 2
- PQEPHXUUFAXSFO-UHFFFAOYSA-N N-[4-(4-bromophenyl)phenyl]-N-(2-phenylphenyl)-9,9'-spirobi[fluorene]-4-amine Chemical compound C1(=C(C=CC=C1)N(C1=CC=CC=2C3(C4=CC=CC=C4C1=2)C1=CC=CC=C1C=1C=CC=CC=13)C1=CC=C(C=C1)C1=CC=C(C=C1)Br)C1=CC=CC=C1 PQEPHXUUFAXSFO-UHFFFAOYSA-N 0.000 description 2
- RJHSOGPUCKVRME-UHFFFAOYSA-N N-[4-[4-(18,18-dimethyl-10-hexacyclo[12.11.0.02,7.08,13.016,24.017,22]pentacosa-1(25),2,4,6,8(13),9,11,14,16,19,21,23-dodecaenyl)phenyl]phenyl]-4-phenyl-N-(4-phenylphenyl)aniline Chemical compound C1(=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=C(C=C1)C=1C=CC=2C3=CC=4C(C=C3C=3C=CC=CC=3C=2C=1)=CC1=CC=CC(C1=4)(C)C)C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=CC=C1 RJHSOGPUCKVRME-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 125000000319 biphenyl-4-yl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 230000005281 excited state Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 229910052741 iridium Inorganic materials 0.000 description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 2
- BAAJMMXIJNHTGV-UHFFFAOYSA-N (9,9-dimethylfluoren-2-yl)boronic acid Chemical compound CC1(C2=CC=CC=C2C=2C=CC(=CC12)B(O)O)C.CC1(C2=CC=CC=C2C=2C=CC(=CC12)B(O)O)C BAAJMMXIJNHTGV-UHFFFAOYSA-N 0.000 description 1
- FKXRPYGJHHGPTH-UHFFFAOYSA-N 1,2,3,4-tetraphenylanthracene Chemical compound C1=CC=CC=C1C(C(=C1C=C2C=CC=CC2=CC1=C1C=2C=CC=CC=2)C=2C=CC=CC=2)=C1C1=CC=CC=C1 FKXRPYGJHHGPTH-UHFFFAOYSA-N 0.000 description 1
- WNOJEOXOFAPOPX-UHFFFAOYSA-N 1,4-dibromobenzene Chemical compound BrC1=CC=C(C=C1)Br.BrC1=CC=C(C=C1)Br WNOJEOXOFAPOPX-UHFFFAOYSA-N 0.000 description 1
- FZTLLUYFWAOGGB-UHFFFAOYSA-N 1,4-dioxane dioxane Chemical compound C1COCCO1.C1COCCO1 FZTLLUYFWAOGGB-UHFFFAOYSA-N 0.000 description 1
- USXRNPQXEPBNDM-UHFFFAOYSA-N 1-bromo-4-nitro-2-phenylbenzene Chemical group [O-][N+](=O)C1=CC=C(Br)C(C=2C=CC=CC=2)=C1 USXRNPQXEPBNDM-UHFFFAOYSA-N 0.000 description 1
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Natural products C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 1
- UZKWQQBNXKVFJK-UHFFFAOYSA-N 2-bromo-9,9-dimethylfluorene Chemical compound BrC1=CC=2C(C3=CC=CC=C3C2C=C1)(C)C.BrC1=CC=2C(C3=CC=CC=C3C2C=C1)(C)C UZKWQQBNXKVFJK-UHFFFAOYSA-N 0.000 description 1
- VLTZTMAUGMZPHK-UHFFFAOYSA-N 2-phenylaniline Chemical compound NC1=C(C=CC=C1)C1=CC=CC=C1.NC1=C(C=CC=C1)C1=CC=CC=C1 VLTZTMAUGMZPHK-UHFFFAOYSA-N 0.000 description 1
- ALNRTOKICMRPEY-UHFFFAOYSA-N 4-(4-bromophenyl)-N,N-bis(4-dibenzofuran-4-ylphenyl)aniline Chemical compound BrC1=CC=C(C=C1)C1=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC2=C1OC1=C2C=CC=C1)C1=CC=C(C=C1)C1=CC=CC2=C1OC1=C2C=CC=C1 ALNRTOKICMRPEY-UHFFFAOYSA-N 0.000 description 1
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- IYSLLSIBYPIKRA-UHFFFAOYSA-N C1(=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=C(C=C1)Br)C1=CC=CC=C1.C1(=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=C(C=C1)Br)C1=CC=CC=C1 Chemical compound C1(=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=C(C=C1)Br)C1=CC=CC=C1.C1(=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=C(C=C1)Br)C1=CC=CC=C1 IYSLLSIBYPIKRA-UHFFFAOYSA-N 0.000 description 1
- KZAXYAQLSQNCHY-UHFFFAOYSA-N C1(=CC=CC=C1)C1=C(N)C=CC(=C1)[N+](=O)[O-].C1(=CC=CC=C1)C1=C(N)C=CC(=C1)[N+](=O)[O-] Chemical compound C1(=CC=CC=C1)C1=C(N)C=CC(=C1)[N+](=O)[O-].C1(=CC=CC=C1)C1=C(N)C=CC(=C1)[N+](=O)[O-] KZAXYAQLSQNCHY-UHFFFAOYSA-N 0.000 description 1
- NBCLAABVBAEPSI-UHFFFAOYSA-N CCc1cccc(-c2ccc3[s]c(cccc4)c4c3c2)c1 Chemical compound CCc1cccc(-c2ccc3[s]c(cccc4)c4c3c2)c1 NBCLAABVBAEPSI-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- LXNSHGJBFKZQPH-UHFFFAOYSA-N N,N-bis(4-dibenzofuran-4-ylphenyl)-4-[4-(18,18-dimethyl-10-hexacyclo[12.11.0.02,7.08,13.016,24.017,22]pentacosa-1(25),2,4,6,8(13),9,11,14,16,19,21,23-dodecaenyl)phenyl]aniline Chemical compound C1=CC=C(C=2OC3=C(C=21)C=CC=C3)C1=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=C(C=C1)C=1C=CC=2C3=CC=4C(C=C3C=3C=CC=CC=3C=2C=1)=CC1=CC=CC(C1=4)(C)C)C1=CC=C(C=C1)C1=CC=CC2=C1OC1=C2C=CC=C1 LXNSHGJBFKZQPH-UHFFFAOYSA-N 0.000 description 1
- QOVOILKMRZPNSU-UHFFFAOYSA-N N-(2-phenylphenyl)-9,9'-spirobi[fluorene]-4-amine Chemical compound C1(=C(C=CC=C1)NC1=CC=CC=2C3(C4=CC=CC=C4C1=2)C1=CC=CC=C1C=1C=CC=CC=13)C1=CC=CC=C1 QOVOILKMRZPNSU-UHFFFAOYSA-N 0.000 description 1
- OBEPHKPZNTWWIP-UHFFFAOYSA-N N-(4-dibenzofuran-4-ylphenyl)-N-[4-[4-(18,18-dimethyl-10-hexacyclo[12.11.0.02,7.08,13.016,24.017,22]pentacosa-1(25),2,4,6,8(13),9,11,14,16,19,21,23-dodecaenyl)phenyl]phenyl]-4-phenylaniline Chemical compound C1=CC=C(C=2OC3=C(C=21)C=CC=C3)C1=CC=C(C=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=C(C=C1)C=1C=CC=2C3=CC=4C(C=C3C=3C=CC=CC=3C=2C=1)=CC1=CC=CC(C1=4)(C)C OBEPHKPZNTWWIP-UHFFFAOYSA-N 0.000 description 1
- BNNDJMRIKUVUHE-UHFFFAOYSA-N N-[4-(18,18-dimethyl-10-hexacyclo[12.11.0.02,7.08,13.016,24.017,22]pentacosa-1(25),2,4,6,8(13),9,11,14,16,19,21,23-dodecaenyl)phenyl]-N-(2-phenylphenyl)-9,9'-spirobi[fluorene]-4-amine Chemical compound C1(=C(C=CC=C1)N(C1=CC=CC=2C3(C4=CC=CC=C4C1=2)C1=CC=CC=C1C=1C=CC=CC=13)C1=CC=C(C=C1)C=1C=CC=2C3=CC=4C(C=C3C=3C=CC=CC=3C=2C=1)=CC1=CC=CC(C1=4)(C)C)C1=CC=CC=C1 BNNDJMRIKUVUHE-UHFFFAOYSA-N 0.000 description 1
- KYYGYXLZDICVHM-UHFFFAOYSA-N N-[4-[4-(18,18-dimethyl-10-hexacyclo[12.11.0.02,7.08,13.016,24.017,22]pentacosa-1(25),2,4,6,8(13),9,11,14,16,19,21,23-dodecaenyl)phenyl]phenyl]-9,9-dimethyl-N-(4-phenylphenyl)fluoren-2-amine Chemical compound C1(=CC=C(C=C1)N(C1=CC=2C(C3=CC=CC=C3C=2C=C1)(C)C)C1=CC=C(C=C1)C1=CC=C(C=C1)C=1C=CC=2C3=CC=4C(C=C3C=3C=CC=CC=3C=2C=1)=CC1=CC=CC(C1=4)(C)C)C1=CC=CC=C1 KYYGYXLZDICVHM-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N Pd(PPh3)4 Substances [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- LUTSRLYCMSCGCS-BWOMAWGNSA-N [(3s,8r,9s,10r,13s)-10,13-dimethyl-17-oxo-1,2,3,4,7,8,9,11,12,16-decahydrocyclopenta[a]phenanthren-3-yl] acetate Chemical compound C([C@@H]12)C[C@]3(C)C(=O)CC=C3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)C)C1 LUTSRLYCMSCGCS-BWOMAWGNSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- IPWKHHSGDUIRAH-UHFFFAOYSA-N bis(pinacolato)diboron Chemical compound O1C(C)(C)C(C)(C)OB1B1OC(C)(C)C(C)(C)O1 IPWKHHSGDUIRAH-UHFFFAOYSA-N 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010549 co-Evaporation Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 125000005266 diarylamine group Chemical group 0.000 description 1
- UZVGSSNIUNSOFA-UHFFFAOYSA-N dibenzofuran-1-carboxylic acid Chemical compound O1C2=CC=CC=C2C2=C1C=CC=C2C(=O)O UZVGSSNIUNSOFA-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001194 electroluminescence spectrum Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- IOGXOCVLYRDXLW-UHFFFAOYSA-N tert-butyl nitrite Chemical compound CC(C)(C)ON=O IOGXOCVLYRDXLW-UHFFFAOYSA-N 0.000 description 1
- 239000012414 tert-butyl nitrite Substances 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
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- C07D209/56—Ring systems containing three or more rings
- C07D209/80—[b, c]- or [b, d]-condensed
- C07D209/82—Carbazoles; Hydrogenated carbazoles
- C07D209/88—Carbazoles; Hydrogenated carbazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system
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- C07C211/61—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton with at least one of the condensed ring systems formed by three or more rings
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- C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
- C07D333/76—Dibenzothiophenes
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- C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
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Abstract
本发明提供一种基于茚并三亚苯的胺衍生物,其由下式(I)表示,其中R1至R4、p、X、A环、L和Ar,其中R1至R4、p、X、A环、L和Ar,与本发明中所述的定义相同,使用该衍生物作为电洞传输材料、电子阻挡材料的有机电场发光(有机EL)装置,可提高效率和半衰期。
Description
【技术领域】
本发明是关于基于茚并三亚苯的胺衍生物,和使用该衍生物的有机电场发光(有机EL)装置。具体而言,本发明系为具有化学式(I)的衍生物,使用该衍生物作为电洞传输材料(HTM)、电子阻挡材料(EBM)的有机EL装置,能有效地提高效率和半衰期。
【背景技术】
有机电场发光(有机EL)为发光二极管(LED),其中发射层为因呼应电流而发光的有机化合物所制成的薄膜。有机化合物的发射层夹在两个电极之间。有机EL因其高照度、低重量、超薄外形、无背光的自照明、低功耗、宽视角、高对比度度、制造简单、快速反应时间而应用于平板显示器中。
有机材料电场发光的首次发现于1950年代早期,由安德烈贝诺斯(AndreBernanose)与其同事于法国南锡大学所发现。马丁伯普(Martin Pope)与其纽约大学的同事,于1963年在真空下掺杂有稠四苯蒽的单一纯晶体上,首次观察到直流(DC)电场发光。
第一个二极管装置,是由在伊士曼柯达(Eastman Kodak)的邓青云(ChingW.Tang)和史蒂芬凡斯莱克(Steven Van Slyke)于1987年所提出。该装置采用具有单独的电洞传输和电子传输层的双层结构,可导致降低操作电压并提高效率,这促成当今主流的有机EL研究和装置生产方式。
一般而言,有机EL装置由位于两个电极间的有机材料层组成,其包括电洞传输层(HTL)、发射层(EML)、电子传输层(ETL)。有机EL的基本机制包括载子注入、载子传输、复合以及形成发光的激子。当外部电压施加到有机EL装置时,电子和电洞将分别自阴极和阳极注入,电子将从阴极注入最低未占用分子轨域(lowest unoccupied molecular orbital,LUMO)中,电洞将从阳极注入最高占用分子轨域(highest occupied molecular orbital,HOMO)中。当电子与发光层中的电洞复合时,将会形成激子然后发光。当发光分子吸收能量来达到激发态时,根据电子和电洞自旋组合方式,激子可处于单重或三重态。75%的激子藉由电子和电洞的重组形成而达到三重激发态。从三重态衰减是自旋禁阻(self forbidden)的,因此,荧光电场发光装置仅具有25%的内量子效率。与荧光电场发光装置相反,磷光有机EL装置利用自旋轨道相互作用,来促进单重态和三重态间的跨系统交叉,从而获得单重态和三重态的发射,以及电场发光装置的内部量子效率从25%至100%。
近来,安达(Adachi)和同事已开发热活化型延迟荧光(thermally activateddelayed fluorescence,TADF)机制,并将其整合至新型的荧光有机EL装置,其通过将自旋禁组的三线态激子,通过逆向系统间穿越(reverse intersystem crossing,RISC)机制,转化为独态来获得高效率的激子形成。
有机EL利用三重态和单重态激子。由于与单重态激子相比,三重态激子具有较长生命期及扩散长度,磷光有机EL一般需要在发射层(EML)与电子传输层(ETL)之间的额外电洞阻挡层(HBL),或需要在发射层(EML)与电洞传输层(HTL)之间的额外电子阻挡层(EBL)。使用HBL或EBL的目的是限制注入的电洞和电子的重组和使EML内所产生激子弛豫,因此可以改进装置的效率。为了满足这些作用,电洞阻挡材料或电子阻挡材料必须具有适合于阻断电洞或电子从EML传输到ETL或到HTL的HOMO和LUMO能阶。
对于能够有效传输电子或电洞且可阻挡电洞,又可具有良好热稳定性及高发光效率的有机EL材料的需求是持续存在的。根据上述的原因,本发明的目的于解决诸如先前专利:EP2313362A1、US20130048975A1、WO20080672636A1、WO2012091471A2的现有技术的这些问题。本发明中使用连接到茚联伸三苯核位置5,6,7和8的二芳基胺基团,并提供一种发光装置,其具有良好的热稳定性高发光效率,高亮度和长半衰期的时间,来改善先前材料与先前的EL装置。
【发明内容】
本发明提供一种基于茚并三亚苯的胺衍生物,可用作电洞传输材料,用于有机EL装置的电子阻挡材料。衍生物能克服如先前专利EP2313362A1,US20130048975A1,WO20080672636A1,WO2012091471A2等所述的材料的缺点,如较低效率、半衰期时间、和较高的功率消耗。
本发明目的之一为提供所述基于茚并三亚苯的胺衍生物,其能作为有机EL装置的电洞输送层、电子阻挡层。
本发明于工业生产中具有经济优势。因此,本发明提供一种基于茚并三亚苯的胺衍生物,可作为有机EL装置的电洞传输材料、电子阻挡材料。其中,茚并三亚苯的胺衍生物由下式(I)表示:
其中,A环代表苯基,以及稠环烃单元含二到四环基。L表示单键、经取代或未经取代的具有6到30个碳原子的二价亚芳基。p表示0到10的整数;X表示选自由O、S、C(R5)(R6)、NR7组成的原子或基团的二价桥,或表示非桥,并且形成为经取代或未经取代的联苯基。Ar选自由以下组成的群组:经取代或未经取代的具有6到50个碳原子的芳基、经取代或未经取代的具有3到50个碳原子的杂芳基。R1到R7独立地选自由以下组成的群组:氢原子、经取代或未经取代的具有1到20个碳原子的烷基、经取代或未经取代的具有6到30个碳原子的芳基、经取代或未经取代的具有3到30个碳原子的杂芳基。
上列详细说明是针对本发明的一可行实施例的具体说明,该实施例并非用以限制本发明的专利范围,凡未脱离本发明技艺精神所为的等效实施或变更,均应包含于本案的专利范围中。
综上所述,本案不但在空间型态上确属创新,并能较现有产品增进上述多项功效,应已充分符合新颖性及创造性的法定发明专利要件,爰依法提出申请。
【附图说明】
图1为本发明的用于有机电场发光装置的基于茚并三亚苯的胺衍生物的实施例的有机EL装置的示意图。
【本代表图的符号简单说明】:
6 透明电极
7 电洞注入层
8 电洞传输层
9 电子阻挡层
10 发射层
11 电子传输层
12 电子注入层
13 金属电极
【具体实施方式】
为利贵审查委员了解本发明的技术特征、内容与优点及其所能达到的功效,兹将本发明配合附图,并以实施例的表达形式详细说明如下,而其中所使用的图式,其主旨仅为示意及辅助说明书之用,未必为本发明实施后的真实比例与精准配置,故不应就所附的图式的比例与配置关系解读、局限本发明于实际实施上的权利范围,合先叙明。
在本发明的第一实施实施例中,揭露一基于茚并三亚苯的胺衍生物,其可以用作有机EL装置的电洞传输材料、电子阻挡材料。该衍生物由下式(I)表示:
其中,A环代表苯基,以及稠环烃单元含二到四环基。L表示单键、经取代或未经取代的具有6到30个碳原子的二价亚芳基。p表示0到10的整数;X表示选自由O、S、C(R5)(R6)、NR7组成的原子或基团的二价桥,或表示非桥,并且形成为经取代或未经取代的联苯基。Ar选自由以下组成的群组:经取代或未经取代的具有6到50个碳原子的芳基、经取代或未经取代的具有3到50个碳原子的杂芳基。R1到R7独立地选自由以下组成的群组:氢原子、经取代或未经取代的具有1到20个碳原子的烷基、经取代或未经取代的具有6到30个碳原子的芳基、经取代或未经取代的具有3到30个碳原子的杂芳基。
如上述的式(I),其中L由以下表示:
如上述的式(I),其中A环由萘基、蒽基、菲基、芘基、基和三亚苯基所组成。
如上述的式(I),其中Ar由以下表示:
在此实施例中,根据本发明式(I)所示的衍生物如下化学式EX1~EX36所示:
本发明的基于茚并三亚苯的胺衍生物的详细配制,可通过示范性实施例说明,但本发明不限于示范性实施例。实施例1到实施例10显示本发明中衍生物的部分实施例的配制。实施例11到实施例12显示有机EL装置的制造,和有机EL装置测试报告的I-V-B、半衰期时间。
实施例1
化学式EX2的合成:
2-溴-5硝基联苯(2-bromo-5-nitrobiphenyl)的合成
将2.6g(12.14mmol)的2-苯基-4-硝基苯胺(2-phenyl-4-nitroaniline)添加至0.92g(13.35mmol)的亚硝酸钠、8ml的硫酸、9ml的乙酸的0~5℃混合物中,并于0~5℃环境下搅拌2小时。对该混合物加入水,并余室温下搅拌1小时。加入溶于9.3ml 2M HCl溶液中的4.3g(19.42mmol)的溴化铜(II),并于室温下搅拌20分钟,然后加热至60℃,1小时。反应完成后,有机层用乙醚和水萃取、以盐水洗涤、用硫酸镁干燥并蒸发至干燥,去除溶剂且通过以硅胶填充的管柱色谱来纯化残余物,得到呈白色固体状的产物(1.5g,5.39mmol,45.5%)。
9,9-二甲基-2-(5-硝基联苯-2-基)-9H-芴(9,9-dimethyl-2-(5-nitrobiphenyl-2-yl)-9H-fluorene)的合成
将40g(14.38mmol)的2-溴-5-硝基联苯(2-bromo-5-nitrobiphenyl)、27.7g(15.82mmol)的9,9-二甲基-9H-芴-2-基硼酸(9,9-dimethyl-9H-fluoren-2-ylboronicacid)、1.8g(0.16mmol)的Pd(PPh3)4、119ml的2M Na2CO3、150ml的EtOH、和450ml的甲苯脱气,并置于氮气下,然后在100℃加热过夜。反应完成后,使混合物冷却至室温。溶液用二氯甲烷和水萃取。有机层用无水硫酸镁干燥,减压蒸发溶剂。硅胶填充的管柱色谱来纯化残余物,得到产物43.1g(110.1mmol,69.6%)。1H NMR(CDCl3,400MHz):化学位移(ppm)7.93(s,1H),7.71(d,1H),7.50(d,1H),7.38~7.21(m,6H),7.16~6.92(m,4H),6.83~6.65(m,2H),1.15(s,1H)。
6-(9,9-二甲基-9H-芴-2-基)联苯-3-胺(6-(9,9-dimethyl-9H-fluoren-2-yl)biphenyl-3-amine)的合成
将10.4g的(26.56mmol)9,9-二甲基-2-(5-硝基联苯-2-基)-9H-芴(9,9-dimethyl-2-(5-nitrobiphenyl-2-yl)-9H-fluorene),8.5g的(159.36mmol)铁粉、和10ml的浓硫酸混合。HCl在乙醇水溶液(100mL的醇和30mL的水)中,在85℃下回流2小时。过滤反应混合物,滤液用乙酸乙酯和水萃取。有机层用无水硫酸镁干燥,减压蒸发溶剂。用己烷洗涤形成的固体,得到产物8.2g(22.68mmol,85%)。1H NMR(CDCl3,400MHz):化学位移(ppm)7.71(d,1H),7.64(d,1H),7.42(d,1H),7.29-7.12(m,7H),6.89(s,1H),6.80(d,1H),6.78(s,1H),4.47(s,2H),1.12(s,6H)。
2-(5-溴联苯-2-基)-9,9-二甲基-9H-芴(2-(5-bromobiphenyl-2-yl)-9,9-dimethyl-9H-fluorene)的合成
向0.34g(3.32mmol)的亚硝酸叔丁酯、0.6g(2.76mmol)的无水溴化铜(II)、和无水乙腈(46mL)的回流混合物中,加入1g(2.76mmol)的6-(9-9-二甲基-9H-芴-2-基)-联苯-3-胺(6-(9,9-dimethyl-9H-fluoren-2-yl)-biphenyl-3-amine),于1小时内缓慢加入,产生具有剧烈发泡和氮气释放的反应。反应完成后,将混合物冷却至室温,倒入HCl水溶液中。沉淀的产物通过硅胶柱色谱纯化,得到产物0.3g(0.70mmol,25%)。1H NMR(CDCl3,400MHz):化学位移(ppm)7.81(d,1H),7.68~7.66,7.63~7.61(m,1H),7.37~7.35(m,1H),7.32~7.24(m,4H),7.22~7.16(m,4H),7.12~7.09(d,1H),1.20(s,6H)。
6-溴-10,10-二甲基-10H-茚并[2,1-b]三亚苯(6-bromo-10,10-dimethyl-10H-indeno[2,1-b]triphenylene)的合成
在脱气并充满氮气的100ml的三颈烧瓶中,将2.9g(0.68mmol)的2-(5-溴联苯-2-基)-9,9-二甲基-9H-芴(2-(5-bromobiphenyl-2-yl)-9,9-dimethyl-9H-fluorene)溶于无水二氯甲烷(180ml)中,然后加入5.5g(3.40mmol)的氯化铁(III),将混合物搅拌1小时。将反应用甲醇和水淬灭,分离有机层,除去溶剂。残余物通过硅胶柱色谱纯化,得到白色固体(1.7g,0.81mmol,58.6%)。1H NMR(CDCl3,400MHz):化学位移(ppm)9.01(s,1H),8.94),8.78(s,1H),8.58(s,1H),8.49(s,1H),7.98(d,1H),7.85-7.78(m,2H),7.63~7.43(m,6H),1.69(s,6H)。
2-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷(2-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxab orolane)的合成
将3g(7mmol)的6-溴-10、10-二甲基-10H-茚并[2,1-b]三亚苯(6-bromo-10,10-dimethyl-10H-indeno[2,1-b]triphenylene)、2.16g(8.4mmol)的4,4,4',4',5,5,5',5'-八甲基-2,2'-双(1,3,2-二氧杂硼杂环戊烷)(4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane))、0.16g(0.14mmol)的Pd(PPh3)4、50ml的1,4-二恶烷(1,4-dioxane)脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈白色固体状的产物(2.27g,4.8mmol,69%)。
N-(联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)的合成
将10g(36.6mmol)的2-溴-9,9-二甲基-9H-芴(2-bromo-9,9-dimethyl-9H-fluorene)、6.2g(36.6mmol)的联苯-4-胺(2-bromo-9,9-dimethyl)、0.08g(0.37mmol)的Pd(OAc)2、7.04g(73.2mmol)的叔丁醇钠的混合物和200ml的邻二甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物(5.7g,15.7mmol,43%)。
N-(联苯-4-基)-N-(4'-溴联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)的合成
将5g(13.8mmol)的N-(联苯-4-基)-9-9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)、4.3g(13.8mmol)的4,4'-二溴联苯(4,4'-dibromobiphenyl)、0.03g(0.14mmol)的Pd(OAc)2、2.66g(27.6mmol)的叔丁醇钠的混合物和100ml的邻二甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物(3.2g,5.4mmol,39%)。
N-(联苯-4-基)-N-(4'-(10,10-二甲基-10H-茚并[[2,1-b]三苯基-6-基)联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-N-(4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)的合成
将2g(4.25mmol)的2-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷(2-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane)、2.77g(4.68mmol)的N-(联苯-4-基)-N-(4'-溴联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)、0.05g(0.04mmol)Pd(PPh3)4、4.25ml 2M Na2CO3、10ml EtOH的混合物和30ml的甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用二氯甲烷和水萃取,用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈白色固体状的产物(2.37g,2.77mmol,65%)1H NMR(CDCl3,400MHz):化学位移(ppm)9.07~8.93(m,3H),8.34~8.17(m,5H),7.98~7.79(m,8H),7.68~7.53,7.44~7.28(m,7H),7.01~6.85(m,6H),1.79(s,6H),1.73(s,6H)。MS(m/z,FAB+):856.7。
实施例2
化学式EX3的合成
N,N-二(联苯-4-基)-4'-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)联苯-4-胺(N,N-di(biphenyl-4-yl)-4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-amine)的合成
N-(联苯-4-基)-N-(4'-溴联苯-4-基)联苯-4-胺(N-(biphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)biphenyl-4-amine)代替N-(联苯-4-基)-N-(4'-溴联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine),但使用与合成实施例1相同的方法,来取得所需的化合物N,N-二(联苯-4-基)-4'-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)联苯-4-胺(N,N-di(biphenyl-4-yl)-4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-amine)(2.36g,产率=68%)。MS(m/z,FAB+):816.8。
实施例3
化学式EX8的合成
N-(三苯基-4-基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(triphenyl-4-yl)-N-(4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)的合成
以N-(三苯基-4-基)-N-(4'-溴联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(triphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine)代替N-(联苯-4-基)-N-(4'-溴联苯-4-基)-9,9-二甲基-9H-芴-2-胺(N-(biphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)-9,9-dimethyl-9H-fluoren-2-amine),但使用与合成实施例1相同的方法,来取得所需的化合物N-(三苯基-4-基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)联苯-4-基)-9,9-二甲基-9H-芴-2-胺(2.34g,产率=59%)。MS(m/z,FAB+):931.8。
实施例4
化学式EX11的合成
N-(联苯-2-基)-9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-9,9'-spirobi[fluoren]-4-amine)的合成
将5g(29.5mmol)的联苯-2-胺(biphenyl-2-amine),11.68g(29.5mmol)的4-溴-9,9'-螺[芴](4-bromo-9,9'-spirobi[fluorene]),0.066g(0.3mmol)的Pd(OAc)2,5.68g(59mmol)的叔丁醇钠的混合物和200ml的邻二甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物(5.86g,12.1mmol,41%)。
N-(联苯-2-基)-N-(4'-溴联苯-4-基)-9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-N-(4'-bromobiphenyl-4-yl)-9,9'-spirobi[fluoren]-4-amine)的合成
将5g(10.3mmol)的N-(联苯-2-基)-9,9'-螺[芴]-4-胺(N-(biphenyl-2-yl)-9,9'-spirobi[fluoren]-4-amine)、3.23g(10.3mmol)的4,4'-二溴联苯(4,4'-dibromobiphenyl)、0.02g(0.1mmol)的Pd(OAc)2、1.99g(20.6mmol)的叔丁醇钠的混合物和100ml的邻二甲苯脱气,置于氮气下,然后在100℃加热12小时。应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物(2.59g,3.62mmol,35%)。
N-(联苯-2-基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)联苯-4-基)9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-N-(4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-yl)-9,9'-spirobi[fluoren]-4-amine)的合成
将2g(4.25mmol)的2-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷(2-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane)、3.34g(4.68mmol)的N-(联苯-2-基)-N-(4'-溴联苯-4-基)-9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-N-(4'-bromobiphenyl-4-yl)-9,9'-spirobi[fluoren]-4-amine)、0.05g(0.04mmol)的Pd(PPh3)4、4.25ml 2M Na2CO3,10ml EtOH的混合物和30ml的甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物。1H NMR(CDCl3,400MHz):化学位移(ppm)9.06~8.94(m,3H),8.32~8.15(m,5H),7.91~7.78(m,2H),7.77~7.66,7.54~7.39(m,8H),7.28~7.16(m,16H),7.01~6.87(m,7H),1.789(s,6H)。MS(m/z,FAB+):978.2。
实施例5
化学式EX12的合成
N-(联苯-2-基)-N-(4-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)苯基)-9,9'-螺[芴]-4-胺(N-(biphenyl-2-yl)-N-(4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-yl)-9,9'-spirobi[fluoren]-4-amine)的合成
以N-(联苯-2-基)-N-(4-溴苯基)-9,9'-螺二芴-4-胺(N-(biphenyl-2-yl)-N-(4-bromophenyl)-9,9'-spirobi[fluoren]-4-amine)代替N-(联苯-2-基)-N-(4'-溴联苯-4-基)-9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-N-(4'-bromobiphenyl-4-yl)-9,9'-spirobi[fluoren]-4-amine),但使用与合成实施例4相同的方法,来取得所需的化合物N-(联苯-2-基)-N-(4-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)苯基)-9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-N-(4-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)phenyl)-9,9'-spirobi[fluoren]-4-amine)(1.4g,产率=37%)。MS(m/z,FAB+):902.7。
实施例6
化学式EX15的合成
N-(联苯-4-基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)联苯-4-基)-9,9'-螺[芴]-2-胺(N-(biphenyl-4-yl)-N-(4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-yl)-9,9'-spirobi[fluoren]-2-amine)的合成
以N-(联苯-4-基)-N-(4'-溴联苯-4-基)-9,9'-螺二[芴]-2-胺(N-(biphenyl-4-yl)-N-(4'-bromobiphenyl-4-yl)-9,9'-spirobi[fluoren]-2-amine)代替N-(联苯-2-基)-N-(4'-溴联苯-4-基)-9,9'-螺二[芴]-4-胺(N-(biphenyl-2-yl)-N-(4'-bromobiphenyl-4-yl)-9,9'-spirobi[fluoren]-4-amine),但使用与合成实施例4相同的方法,来取得所需的化合物N-(联苯-4-基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)联苯-4-基)-9,9'-螺二[芴]-2-胺1.58g,产率=38%)。MS(m/z,FAB+):978.6。
实施例7
化学式EX22的合成
N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine)的合成
将109g(59.1mmol)的联苯-4-胺(biphenyl-4-amine)、23.5g(59.1mmol)的3-(4-溴苯基)-9-苯基-9H-咔唑(3-(4-bromophenyl)-9-phenyl-9H-carbazole)、0.13g(0.59mmol)的Pd(OAc)2、11.36g(118mmol)的叔丁醇钠的混合物和400ml的邻二甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物(12.36g,25.4mmol,43%)。
N-(4-溴苯基)-N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-bromophenyl)-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine)的合成
将5g(10.3mmol)的N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine)、2.42g(10.3mmol)的1,4-二溴苯(1,4-dibromobenzene),0.02g(0.1mmol)的Pd(OAc)2、1.97g(20.5mmol)的叔丁醇钠的混合物和100ml的邻二甲苯脱气,置于氮气下,然后在100℃加热12小时。反应完成后,使混合物冷却至室温。有机层用乙酸乙酯和水萃取,用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈黄色固体状的产物(2.44g,3.8mmol,37%)。
N-(4-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)苯基)-N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)phenyl)-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine)的合成
将2g(4.25mmol)的2-(10,10-二甲基-10H-茚并[2,1-b]三苯基-6-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷(2-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane),3g(4.68mmol)的N-(4-溴苯基)-N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-bromophenyl)-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine),0.05g的Pd(PPh3)4,4.25ml 2M Na2CO3,10mlEtOH混合物和30ml的甲苯脱气,置于氮气下,然后在100℃加热过夜。反应完成后,使混合物冷却至室温。有机层用二氯甲烷和水萃取,用无水硫酸镁干燥,除去溶剂,通过以硅胶柱色谱来纯化残余物,得到呈白色固体状的产物(2.38g,2.64mmol,62%)。1H NMR(CDCl3,400MHz):化学位移(ppm)9.05~8.91(m,3H),8.38~8.18(m,6H),7.92~7.77(m,6H),7.68~7.49(m,14H),7.41~7.27(m,7H),6.84~6.68(m,6H),1.78(s,6H)。MS(m/z,FAB+):905.6。
实施例8
化学式EX27的合成
N-(三苯基-4-基)-N-(4-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)苯基)二苯并[b,d]呋喃-3-胺(N-(triphenyl-4-yl)-N-(4-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)phenyl)dibenzo[b,d]furan-3-amine)的合成
以N-(三苯基-4-基)-N-(4-溴苯基)二苯并[b,d]-3-胺(N-(triphenyl-4-yl)-N-(4-bromophenyl)dibenzo[b,d]furan-3-amine)代替N-(4-溴苯基)-N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-bromophenyl)-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine),但使用与合成实施例4相同的方法,来取得所需的化合物N-(三苯基-4-基)-N-(4-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)苯基)二苯并[b,d]呋喃-3-胺(N-(triphenyl-4-yl)-N-(4-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)phenyl)dibenzo[b,d]furan-3-amine)(2.15g,产率=67%)。MS(m/z,FAB+):753.4。
实施例9
化学式EX29的合成
N-(4-(二苯并[b,d]呋喃-4-基)苯基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)联苯-4-基)联苯-4-胺(N-(4-(dibenzo[b,d]furan-4-yl)phenyl)-N-(4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-yl)biphenyl-4-amine)的合成
以N-(4'-溴联苯-4-基)-N-(4-(二苯并[b,d]呋喃-4-基)苯基)联苯-4-胺(N-(4'-bromobiphenyl-4-yl)-N-(4-(dibenzo[b,d]furan-4-yl)phenyl)biphenyl-4-amine)代替N-(4-溴苯)-N-4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-bromophenyl)-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine),除了使用与合成实施例7相同的方法,来取得所需的化合物N-(4-(二苯并[b,d,d]呋喃-4-基)苯基)-N-(4'-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)联苯-4-基)联苯-4-胺(2.43g,产率=63%)。MS(m/z,FAB+):906.7。
实施例10
化学式EX31的合成
N,N-双(4-(二苯并[b,d]呋喃-4-基)苯基)-4'-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)联苯-4-胺(N,N-bis(4-(dibenzo[b,d]furan-4-yl)phenyl)-4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-amine)的合成
以4'-溴基-N,N-双(4-二苯并[b,d]呋喃-4-基)苯基)联苯-4-胺(4'-bromo-N,N-bis(4-(dibenzo[b,d]furan-4-yl)phenyl)biphenyl-4-amine)代替N-(4-溴苯基)-N-(4-(9-苯基-9H-咔唑-3-基)苯基)联苯-4-胺(N-(4-bromophenyl)-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)biphenyl-4-amine),但使用与合成实施例7相同的方法,来取得所需的化合物N,N-双(4-(二苯并[b,d]呋喃-4-基)苯基)-4'-(10,10-二甲基-10H-茚并[2,1-b]三苯-6-基)联苯-4-胺(N,N-bis(4-(dibenzo[b,d]furan-4-yl)phenyl)-4'-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-6-yl)biphenyl-4-amine)(2.58g,产率=61%)。MS(m/z,FAB+):996.4。
生产有机EL装置的一般方法
提供具有9~12奥姆/平方的电阻、120~160nm厚度的ITO涂装的玻璃(以下称为ITO基材),并在超声波浴(例如:清洁剂、去离子水)中进行清洁。在有机层的气相沉积之前,通过UV和臭氧进一步处理经清洁后的ITO基材。ITO基材的所有预处理流程,都在净化室(100级)下进行。
通过气相沉积在高真空单元(10-7Torr),将这些有机层按顺序施加至ITO基材上,例如:电阻加热的石英舟。借助于石英晶体监测器来精确地监测、或设置各层的厚度和气相沉积速率(0.1~0.3nm/sec)。如上所述,单个层也可以由一种以上的化合物所组成,例:通常是掺杂有掺杂剂材料的主体材料。这可通过两个或更多个来源的共蒸发来实现。
二吡嗪并[2,3-f:2,3]喹喔啉-2,3,6,7,10,11-六腈(Dipyrazino[2,3-f:2,3-]quinoxaline-2,3,6,7,10,11-hexacarbonitrile,HAT-CN),用以作为该有机EL装置的电洞注入层。N,N-双(萘-1-基)-N,N-双(苯基)-联苯胺(N,N-Bis(naphthalene-1-yl)-N,N-bis(phenyl)-benzidine,NPB)被最广泛地用作空穴传输层。10,10-二甲基-12-(10-(3-(萘-2-基)苯基)蒽-9-基)-10H-茚并[2,1-b]三亚苯(10,10-dimethyl-12-(10-(3-(naphthalene-2-yl)phenyl)anthracen-9-yl)-10H-indeno[2,1-b]triphenylene,BH)作为有机EL装置的蓝色发光主体,N1,N1,N6,N6-四-甲苯芘-1,6-二胺(N1,N1,N6,N6-tetram-tolylpyrene-1,6-diamine,D1)用作蓝色客体。2-(10,10-二甲基-10H-茚并[2,1-b]三苯基-13-基)-4,6-双-5-苯基联苯-3-基)-1,3,5-三嗪(2-(10,10-dimethyl-10H-indeno[2,1-b]triphenylen-13-yl)-4,6-bis-5-phenylbiphenyl-3-yl)-1,3,5-triazine,ET3)用作电子传输材料,来和有机EL装置中与8-羟基喹啉锂(8-hydroxyquinolato-lithium,LiQ)共沉淀。三(2-苯基吡啶)铱(III)(Tris(2-phenylpyridinato)iridium,D2)用作磷光掺杂剂。H2(参见下面的化学结构)用作有机EL装置的磷光主体。用于产生标准有机EL装置控制组的现有技术的OLED材料,和本发明中比较性材料的化学结构如下:
典型的有机EL装置由低功函数金属所组成,如:Al,Mg,Ca,Li和K,藉由热蒸发来作为阴极,低功函数金属可帮助从阴极注入电子传输层的电子。此外,为了减少电子注入阻障,并且改善有机EL装置的性能,在阴极与电子传输层之间导入薄膜电子注入层。电子注入层的传统材料为具有低功函数的金属卤化物或金属氧化物,例如:LiF、LiQ、MgO、或Li2O。
另一方面,于有机EL装置制造后,可使用PR650光谱扫描光谱仪来测量EL光谱和CIE坐标。此外,使用Keithley 2400可编程设计电压-电流源,来获得电流/电压、发光/电压以及良率/电压等特性。上述提及的设备可在室温(约25℃)下,并且于大气压力下进行操作。
实施例11
使用类似于上述一般方法的程序,产生具有以下装置结构I的蓝色荧光发射的有机EL装置(参见图1),其中具有透明电极6及金属电极13,及金属电极13之间具有机依序沉积至透明电极6上的电洞注入层7、电洞传输层8,沉积到电洞传输层8上的电子阻挡层9,沉积到电子阻挡层9上的荧光或磷光发射层10,沉积到发射层10上的电子传输层11,沉积到电子传输层11上的电子注入层12。装置I:IT0/HAT-CN(20nm)/电洞传输材料(HTM)(110nm)/电子阻挡材料(EBM)(5nm)/掺杂5%D1(30nm)/ET3共沉积50%LiQ的LiQ(40nm)/LiQ(1nm)/Al(160nm)。发射蓝色荧光的有机EL装置测试报告的I-V-B(1000尼特(nit)下)和半衰期时间如表1所报导。半衰期时间被定义为1000cd/m2的初始亮度降到一半的时间。
表1
实施例12
使用类似于上述一般方法的程序,产生具有以下装置结构的发射磷光的有机EL装置(参见图1)。装置I:ITO/HAT-CN(20nm)/电洞传输材料(HTM)(110nm)/电子阻挡材料(EBM)(5nm)/掺杂12%D2的H2(35nm)/共沉积50%LiQ的ET3(40nm)/LiQ(1nm)/Al(160nm)。发射磷光的有机EL装置测试报告的I-V-B(1000尼特(nit)下)和半衰期时间如表2所报导。半衰期时间被定义为3000cd/m2的初始亮度降到一半的时间。
表2
综上所述,有机EL装置测试报告的优选实施方案(参见表1和表2)中,我们显示于本发明中化学式(I),有着良好的性能,并显示出更高的效率和更长的半衰期。
总而言之,本发明公开了茚并三亚苯基于胺衍生物,可使用于有机EL装置。更具体地而言,使用衍生物作为电洞传输材料、电子阻挡材料的有机EL装置。所述化合物由下式(I)所示:
其中,A环代表苯基,以及稠环烃单元含二到四环基。L表示单键、经取代或未经取代的具有6到30个碳原子的二价亚芳基。p表示0到10的整数;X表示选自由O、S、C(R5)(R6)、NR7组成的原子或基团的二价桥,或表示非桥,并且形成为经取代或未经取代的联苯基。Ar选自由以下组成的群组:经取代或未经取代的具有6到50个碳原子的芳基、经取代或未经取代的具有3到50个碳原子的杂芳基。R1到R7独立地选自由以下组成的群组:氢原子、经取代或未经取代的具有1到20个碳原子的烷基、经取代或未经取代的具有6到30个碳原子的芳基、经取代或未经取代的具有3到30个碳原子的杂芳基。
综上所述,本案不仅于技术思想上确属创新,并具备现有的传统方法所不及的上述多项功效,已充分符合新颖性及进步性的法定发明专利要件,爰依法提出申请,恳请贵局核准本件发明专利申请案,以励发明,至感德便。
Claims (8)
1.一种基于茚并三亚苯的胺衍生物,其由下式(I)表示:
其中,A环代表苯基,以及稠环烃单元含二到四环基,L表示单键、经取代或未经取代的具有6到30个碳原子的二价亚芳基,p表示0到10的整数;X表示选自由O、S、C(R5)(R6)、NR7组成的原子或基团的二价桥,或表示非桥,并且形成为经取代或未经取代的联苯基,Ar选自由以下组成的群组:经取代或未经取代的具有6到50个碳原子的芳基、经取代或未经取代的具有3到50个碳原子的杂芳基,R1到R7独立地选自由以下组成的群组:氢原子、经取代或未经取代的具有1到20个碳原子的烷基、经取代或未经取代的具有6到30个碳原子的芳基、经取代或未经取代的具有3到30个碳原子的杂芳基。
2.如权利要求1所述的基于茚并三亚苯的胺衍生物,其中L由下式的基团其中的一或多者所组成:
3.如权利要求1所述的基于茚并三亚苯的胺衍生物,其中A环由萘基、蒽基、菲基、芘基、屈基和三亚苯基其中的一或多者所组成。
4.如权利要求1所述的基于茚并三亚苯的胺衍生物,其中Ar是由下式其中的一或多者所组成:
5.如权利要求1所述的基于茚并三亚苯的胺衍生物,其中式(I)的基于茚并三亚苯基的胺衍生物进一步为:
6.一种有机电激发光装置,其包括由阴极和阳极组成的一对电极对,其中该对电极对之间至少包含一层发光层、复数个有机薄膜层,其中至少一该有机薄膜层包含如权利要求1项所述的该基于茚并三亚苯的胺衍生物。
7.如权利要求6项所述的有机电激发光装置,其中更进一步包含一电洞传输层,该电洞传输层包含具有式(I)的该基于茚并三亚苯的胺衍生物。
8.如权利要求6项所述的有机电激发光装置,其中更进一步包含一电子阻挡层,该电子阻挡层包含具有式(I)的该基于茚并三亚苯的胺衍生物。
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| CN110526825A (zh) * | 2018-05-25 | 2019-12-03 | 江苏三月光电科技有限公司 | 一种以异屈与三芳胺结构为核心的化合物及其应用 |
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| CN110526825B (zh) * | 2018-05-25 | 2023-04-07 | 江苏三月科技股份有限公司 | 一种以异屈与三芳胺结构为核心的化合物及其应用 |
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