JP2022116058A - 有機エレクトロルミネッセントデバイス材料 - Google Patents
有機エレクトロルミネッセントデバイス材料 Download PDFInfo
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- JP2022116058A JP2022116058A JP2022079300A JP2022079300A JP2022116058A JP 2022116058 A JP2022116058 A JP 2022116058A JP 2022079300 A JP2022079300 A JP 2022079300A JP 2022079300 A JP2022079300 A JP 2022079300A JP 2022116058 A JP2022116058 A JP 2022116058A
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- 239000000463 material Substances 0.000 title claims description 35
- 150000001875 compounds Chemical class 0.000 claims abstract description 124
- 125000003118 aryl group Chemical group 0.000 claims description 76
- 125000004432 carbon atom Chemical group C* 0.000 claims description 38
- 229910052731 fluorine Inorganic materials 0.000 claims description 26
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 21
- 239000011159 matrix material Substances 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 21
- 125000003545 alkoxy group Chemical group 0.000 claims description 19
- 229910052799 carbon Inorganic materials 0.000 claims description 19
- 125000001072 heteroaryl group Chemical group 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 19
- 229910052760 oxygen Inorganic materials 0.000 claims description 19
- 125000000217 alkyl group Chemical group 0.000 claims description 17
- 125000001424 substituent group Chemical group 0.000 claims description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims description 15
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 15
- 229910052717 sulfur Inorganic materials 0.000 claims description 15
- 125000006165 cyclic alkyl group Chemical group 0.000 claims description 14
- 229910052805 deuterium Inorganic materials 0.000 claims description 14
- 229910052794 bromium Inorganic materials 0.000 claims description 13
- 229910052801 chlorine Inorganic materials 0.000 claims description 13
- 125000004001 thioalkyl group Chemical group 0.000 claims description 13
- 229910052740 iodine Inorganic materials 0.000 claims description 12
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 10
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 10
- 229910005965 SO 2 Inorganic materials 0.000 claims description 8
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 claims description 5
- 125000004104 aryloxy group Chemical group 0.000 claims description 5
- 238000009472 formulation Methods 0.000 claims description 5
- 125000002950 monocyclic group Chemical group 0.000 claims description 5
- 125000003367 polycyclic group Chemical group 0.000 claims description 5
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 230000005669 field effect Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 108091008695 photoreceptors Proteins 0.000 claims description 2
- 125000003373 pyrazinyl group Chemical group 0.000 claims description 2
- 238000010791 quenching Methods 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 125000003277 amino group Chemical group 0.000 claims 1
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- YCWSUKQGVSGXJO-NTUHNPAUSA-N nifuroxazide Chemical group C1=CC(O)=CC=C1C(=O)N\N=C\C1=CC=C([N+]([O-])=O)O1 YCWSUKQGVSGXJO-NTUHNPAUSA-N 0.000 claims 1
- 125000005259 triarylamine group Chemical group 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 108
- 150000003254 radicals Chemical class 0.000 description 33
- -1 phenanthrimidazole Chemical compound 0.000 description 23
- 229920000642 polymer Polymers 0.000 description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- 230000005525 hole transport Effects 0.000 description 12
- 239000000412 dendrimer Substances 0.000 description 11
- 229920000736 dendritic polymer Polymers 0.000 description 11
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 10
- 238000006116 polymerization reaction Methods 0.000 description 10
- 239000002019 doping agent Substances 0.000 description 9
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 8
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 8
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 7
- ICPSWZFVWAPUKF-UHFFFAOYSA-N 1,1'-spirobi[fluorene] Chemical class C1=CC=C2C=C3C4(C=5C(C6=CC=CC=C6C=5)=CC=C4)C=CC=C3C2=C1 ICPSWZFVWAPUKF-UHFFFAOYSA-N 0.000 description 6
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 6
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 6
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 description 6
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 description 6
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 description 6
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 6
- 125000005842 heteroatom Chemical group 0.000 description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 6
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000178 monomer Substances 0.000 description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 5
- 238000007639 printing Methods 0.000 description 5
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
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- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 description 4
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 4
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 4
- DZBUGLKDJFMEHC-UHFFFAOYSA-N acridine Chemical compound C1=CC=CC2=CC3=CC=CC=C3N=C21 DZBUGLKDJFMEHC-UHFFFAOYSA-N 0.000 description 4
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 4
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 4
- WDECIBYCCFPHNR-UHFFFAOYSA-N chrysene Chemical compound C1=CC=CC2=CC=C3C4=CC=CC=C4C=CC3=C21 WDECIBYCCFPHNR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 4
- RDOWQLZANAYVLL-UHFFFAOYSA-N phenanthridine Chemical compound C1=CC=C2C3=CC=CC=C3C=NC2=C1 RDOWQLZANAYVLL-UHFFFAOYSA-N 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 description 4
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 description 4
- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 description 4
- 229930192474 thiophene Natural products 0.000 description 4
- 150000003624 transition metals Chemical class 0.000 description 4
- BWHDROKFUHTORW-UHFFFAOYSA-N tritert-butylphosphane Chemical compound CC(C)(C)P(C(C)(C)C)C(C)(C)C BWHDROKFUHTORW-UHFFFAOYSA-N 0.000 description 4
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 3
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 description 3
- TZMSYXZUNZXBOL-UHFFFAOYSA-N 10H-phenoxazine Chemical compound C1=CC=C2NC3=CC=CC=C3OC2=C1 TZMSYXZUNZXBOL-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 239000004305 biphenyl Substances 0.000 description 3
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- 238000004440 column chromatography Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910052741 iridium Inorganic materials 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229950000688 phenothiazine Drugs 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
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- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetralin Chemical compound C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 description 3
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- 238000001771 vacuum deposition Methods 0.000 description 3
- ZFXBERJDEUDDMX-UHFFFAOYSA-N 1,2,3,5-tetrazine Chemical compound C1=NC=NN=N1 ZFXBERJDEUDDMX-UHFFFAOYSA-N 0.000 description 2
- FNQJDLTXOVEEFB-UHFFFAOYSA-N 1,2,3-benzothiadiazole Chemical compound C1=CC=C2SN=NC2=C1 FNQJDLTXOVEEFB-UHFFFAOYSA-N 0.000 description 2
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- DXBHBZVCASKNBY-UHFFFAOYSA-N 1,2-Benz(a)anthracene Chemical compound C1=CC=C2C3=CC4=CC=CC=C4C=C3C=CC2=C1 DXBHBZVCASKNBY-UHFFFAOYSA-N 0.000 description 2
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- IGHOZKDBCCFNNC-UHFFFAOYSA-N 1h-imidazole;quinoxaline Chemical compound C1=CNC=N1.N1=CC=NC2=CC=CC=C21 IGHOZKDBCCFNNC-UHFFFAOYSA-N 0.000 description 2
- VEPOHXYIFQMVHW-XOZOLZJESA-N 2,3-dihydroxybutanedioic acid (2S,3S)-3,4-dimethyl-2-phenylmorpholine Chemical compound OC(C(O)C(O)=O)C(O)=O.C[C@H]1[C@@H](OCCN1C)c1ccccc1 VEPOHXYIFQMVHW-XOZOLZJESA-N 0.000 description 2
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- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 description 2
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- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 description 2
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- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 description 2
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- 125000003342 alkenyl group Chemical group 0.000 description 2
- 125000000304 alkynyl group Chemical group 0.000 description 2
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 2
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- WMUIZUWOEIQJEH-UHFFFAOYSA-N benzo[e][1,3]benzoxazole Chemical compound C1=CC=C2C(N=CO3)=C3C=CC2=C1 WMUIZUWOEIQJEH-UHFFFAOYSA-N 0.000 description 2
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 2
- 239000012964 benzotriazole Substances 0.000 description 2
- 125000005620 boronic acid group Chemical class 0.000 description 2
- 150000001716 carbazoles Chemical class 0.000 description 2
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 2
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- 238000010549 co-Evaporation Methods 0.000 description 2
- 125000005266 diarylamine group Chemical group 0.000 description 2
- 125000004986 diarylamino group Chemical group 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
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- 150000002148 esters Chemical class 0.000 description 2
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- JKFAIQOWCVVSKC-UHFFFAOYSA-N furazan Chemical compound C=1C=NON=1 JKFAIQOWCVVSKC-UHFFFAOYSA-N 0.000 description 2
- WUNJCKOTXFSWBK-UHFFFAOYSA-N indeno[2,1-a]carbazole Chemical compound C1=CC=C2C=C3C4=NC5=CC=CC=C5C4=CC=C3C2=C1 WUNJCKOTXFSWBK-UHFFFAOYSA-N 0.000 description 2
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- 238000000746 purification Methods 0.000 description 1
- 150000003212 purines Chemical class 0.000 description 1
- GDISDVBCNPLSDU-UHFFFAOYSA-N pyrido[2,3-g]quinoline Chemical compound C1=CC=NC2=CC3=CC=CN=C3C=C21 GDISDVBCNPLSDU-UHFFFAOYSA-N 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 229920013730 reactive polymer Polymers 0.000 description 1
- YSZJKUDBYALHQE-UHFFFAOYSA-N rhenium trioxide Chemical compound O=[Re](=O)=O YSZJKUDBYALHQE-UHFFFAOYSA-N 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 150000001629 stilbenes Chemical class 0.000 description 1
- 235000021286 stilbenes Nutrition 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 238000005092 sublimation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 125000006836 terphenylene group Chemical group 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
- 150000003577 thiophenes Chemical class 0.000 description 1
- 238000010023 transfer printing Methods 0.000 description 1
- 150000003918 triazines Chemical class 0.000 description 1
- 150000008648 triflates Chemical class 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- 125000006617 triphenylamine group Chemical class 0.000 description 1
- YGPLLMPPZRUGTJ-UHFFFAOYSA-N truxene Chemical compound C1C2=CC=CC=C2C(C2=C3C4=CC=CC=C4C2)=C1C1=C3CC2=CC=CC=C21 YGPLLMPPZRUGTJ-UHFFFAOYSA-N 0.000 description 1
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten(VI) oxide Inorganic materials O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 1
- 238000001947 vapour-phase growth Methods 0.000 description 1
- ABDKAPXRBAPSQN-UHFFFAOYSA-N veratrole Chemical compound COC1=CC=CC=C1OC ABDKAPXRBAPSQN-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
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Abstract
Description
A、BおよびCは、6~18個の芳香族環原子を有する縮合アリールまたは縮合ヘテロアリール基を表し、これらは、フリーの各位置において置換基Rで置換されていてもよく、
E1、E2は出現する毎に同一であるかまたは異なっていて、B(R0)、C(R0)2、Si(R0)2、C=O、C=NR0、C=C(R0)2、O、S、S=O、SO2、N(R0)、P(R0)およびP(=O)R0から選択され、
ArLは、5~40個の芳香族環原子を有する芳香族またはヘテロ芳香族環系であり、これらは、各場合において、1つ以上のラジカルRにより置換されていてもよく、
R、R0は出現する毎に、同一であるかまたは異なっていて、H、D、F、Cl、Br、I、CHO、CN、C(=O)Ar3、P(=O)(Ar3)2、S(=O)Ar3、S(=O)2Ar3、N(Ar3)2、NO2、Si(R1)3、B(OR1)2、OSO2R1、1~40個のC原子を有する直鎖アルキル、アルコキシもしくはチオアルキル基または3~40個のC原子を有する分枝もしくは環状アルキル、アルコキシもしくはチオアルキル基(これらのそれぞれは、1つ以上のラジカルR1により置換されていてもよい)(ここで、各場合において、隣接していない1つ以上のCH2基は、R1C=CR1、C≡C、Si(R1)2、Ge(R1)2、Sn(R1)2、C=O、C=S、C=Se、P(=O)(R1)、SO、SO2、O、SまたはCONR1により置きかえられていてもよく、1個以上のH原子は、D、F、Cl、Br、I、CNまたはNO2により置きかえられていてもよい)、5~60個の芳香族環原子を有する芳香族またはヘテロ芳香族環系(これらは、各場合において、1つ以上のラジカルR1により置換されていてもよい)、あるいは5~40個の芳香族環原子を有するアリールオキシ基(これらは、1つ以上のラジカルR1により置換されていてもよい)を表し、ここで、隣接している2つの置換基Rおよび/または隣接している2つの置換基R0は、単環もしくは多環状、脂肪族環系または芳香族環系(これらは、1つ以上のラジカルR1により置換されていてもよい)を形成していてもよく、
R1は出現する毎に、同一であるかまたは異なっていて、H、D、F、Cl、Br、I、CHO、CN、C(=O)Ar3、P(=O)(Ar3)2、S(=O)Ar3、S(=O)2Ar3、N(Ar3)2、NO2、Si(R2)3、B(OR2)2、OSO2R2、1~40個のC原子を有する直鎖アルキル、アルコキシもしくはチオアルキル基または3~40個のC原子を有する分枝もしくは環状アルキル、アルコキシもしくはチオアルキル基(これらのそれぞれは、1つ以上のラジカルR2により置換されていてもよい)(ここで、各場合において、隣接していない1つ以上のCH2基は、R2C=CR2、C≡C、Si(R2)2、Ge(R2)2、Sn(R2)2、C=O、C=S、C=Se、P(=O)(R2)、SO、SO2、O、SまたはCONR2により置きかえられていてもよく、1個以上のH原子は、D、F、Cl、Br、I、CNまたはNO2により置きかえられていてもよい)、5~60個の芳香族環原子を有する芳香族またはヘテロ芳香族環系(これらは、各場合において、1つ以上のラジカルR2により置換されていてもよい)、あるいは5~60個の芳香族環原子を有するアリールオキシ基(これらは、1つ以上のラジカルR2により置換されていてもよい)を表し、ここで、隣接している2つの置換基R1は、単環もしくは多環状、脂肪族環系または芳香族環系(これらは、1つ以上のラジカルR2により置換されていてもよい)を形成していてもよく、
R2は出現する毎に、同一であるかまたは異なっていて、H、D、F、Cl、Br、I、CN、1~20個のC原子を有する直鎖アルキル、アルコキシもしくはチオアルキル基または3~20個のC原子を有する分枝もしくは環状アルキル、アルコキシもしくはチオアルキル基(ここで、各場合において、隣接していない1つ以上のCH2基は、SO、SO2、O、Sにより置きかえられていてもよく、1個以上のH原子は、D、F、Cl、BrまたはIにより置きかえられていてもよい)、あるいは5~24個のC原子を有する芳香族またはヘテロ芳香族環系を表し、
Ar3は、5~24個の芳香族環原子を有する芳香族またはヘテロ芳香族環系であり、これらも、各場合において、1つ以上のラジカルR3により置換されていてもよく、
nは、0、1、2または3であり、
mは出現する毎に、同一であるかまたは異なっていて、0、1、2、3または4であり、
pは出現する毎に、同一であるかまたは異なっていて、0、1、2または3であり、
q、sは出現する毎に、同一であるかまたは異なっていて、0または1であり、
rは出現する毎に、同一であるかまたは異なっていて、0、1または2である。
式中、
ArLは、存在しないかまたは基(ArL-1)、(ArL-2)および(ArL-3)から選択され、
E1は、-C(CH3)2-または-C(Ph)2-から選択される基-C(R0)2-であり、
E2は、-O-、-S-、-NPh-、-C(CH3)2-または-C(Ph)2-であり、
Ph=フェニルである。
(B)山本重合、
(C)スティル重合、および
(D)ハートウィグ-バックワルド重合。
A)合成例
例1
ビス-(フルオレニル-2-イル)-スピロ-(7H-ベンゾ[c]フルオレン-7,9’-フルオレン-4’-イル)-アミン(1-1)および誘導体(1-2)~(1-14)の合成
20.0g(71mmol)の1-(2-ブロモ-フェニル)-ナフタレン(CAS-Nr.:18937-27-3)を、Ar雰囲気中、500mLのTHFに懸濁し、次いで-78℃で冷却した。30mLの(75mmol/ヘキサン中2.5M)n-BuLiを滴下して加え、混合物をこの温度で1時間撹拌した。18.3g(71mmol)の化合物(II)を-78℃で分割添加し、混合物を室温で終夜撹拌した。反応が完了した後、200mLのH2Oを添加した。有機相を分別し、300mLの水で3回洗浄し、硫酸マグネシウムで脱水し、ろ過し、続いて蒸発乾固した。残渣を500mLのヘプタンで洗浄し、ろ過し、さらに精製することなく使用した。収量は27.6g(60mmol)であり、理論値の84%に相当した。フラスコ中で、25g(54mmol)のこの化合物を、Ar雰囲気中、54.6mLのHCl(540mmol/36%水性溶液)および700mLの酢酸と共に115℃で3時間激しく撹拌した。反応混合物を室温に冷却し、得られた沈澱物を100mLの水および250mLのEtOHで2時間洗浄して、淡黄色粉末を得た。収量は15.8g(35mmol)であり、理論値の66%に相当した。
42g(94mmol)の中間体(I-1)および39.8g(99mmol)のビス-フルオレン-2-イル-アミンを、Ar雰囲気中、960mLのトルエンに懸濁した。3.8mL(3.8mmol)のトリ-tert-ブチル-ホスフィンをフラスコに添加し、Ar雰囲気中で撹拌した。1.7g(1.8mmol)のPd2(dba)3をフラスコに添加し、Ar雰囲気中で撹拌し、次いで13.6g(141mmol)のtert-ブトキシドナトリウムをフラスコに添加した。反応混合物を還流下に15時間撹拌した。反応混合物を室温に冷却し、有機相を分別し、200mLの水で3回洗浄し、硫酸マグネシウムで脱水し、ろ過し、続いて蒸発乾固した。残渣を、DCM/ヘプタン(1:5)の混合物を使用するシリカゲル上のカラムクロマトグラフィーおよび真空昇華により精製した。収量は36.3g(47.4mmol)であり、理論値の50%に相当した。
ビフェニル-4-イル-(フルオレン-2-イル)-スピロ-(7H-ベンゾ[c]フルオレン-7,9’-フルオレン-4’-イル)-4-フェニル-アミン-(2-1)および誘導体(2-2)~(2-4)の合成
30g(67mmol)の化合物(I-1)、11.1g(71mmol)の4-クロロ-フェニルボロン酸および14.3g(135mmol)の炭酸ナトリウムを、500mLのEtOH、500mLのH2Oおよび200mLのトルエンに懸濁し、Ar雰囲気中で撹拌した。2.3g(2mmol)のテトラキス(トリフェニルホスフィン)-パラジウムをフラスコに添加した。反応混合物を還流下に終夜撹拌した。反応混合物を室温に冷却し、反応混合物をクエンチした。有機相を分離し、200mLの水で3回洗浄し、硫酸マグネシウムで脱水し、ろ過し、続いて蒸発乾固した。残渣を、DCM/ヘプタン(1:10)の混合物を使用するシリカゲル上のカラムクロマトグラフィーにより精製した。収量は24.3g(51mmol)であり、理論値の75.6%に相当した。
本発明によるOLEDおよび先行技術によるOLEDを、ここに記述されている状況(層厚の変動、材料)に適応させた、WO2004/058911による一般方法によって生成する。
特に、本発明による化合物は、OLED中のHIL、HTL、EBLとしてまたはEMLにおけるマトリックス材料として適している。それらは、単層として適しているが、HIL、HTL、EBLとしてまたはEML内で混合成分としても適している。先行技術(V1およびV2)の成分と比較して、本発明による化合物を含む試料は、一重項青色で高い効率も、および改善された寿命も示す。
表1に示す構造のOLEDデバイスを生成する。記述された例の性能データを表2に示す。デバイスは、電子ブロッキング層(EBL)における材料としてHTM1、HTM2、HTM3、HTM4、HTMv1およびHTMv2の比較による一重項青色デバイスである。本発明の材料を含む、10mA/cm2におけるデバイスの外部量子効率が、比較例の両方より少なくとも0.3%以上高いことがわかる。寿命においてさえ、本発明例E1~E4は参照例よりはるかに良い。HTM2のデバイスは、一定運転電流密度60mA/cm2においてその初期の明るさの80%に低下するまでの寿命が330時間である。2つの比較例はそれぞれ290時間および280時間を達成する。本発明の他の3例も、1つは320時間および2つは310時間という参照例より高い寿命を示す。
Claims (15)
- 式(1)の化合物
A、BおよびCは、5~18個の芳香族環原子を有する縮合アリールまたは縮合ヘテロアリール基を表し、これらは、フリーの各位置において置換基Rで置換されていてもよく、
E1、E2は出現する毎に同一であるかまたは異なっていて、B(R0)、C(R0)2、Si(R0)2、C=O、C=NR0、C=C(R0)2、O、S、S=O、SO2、N(R0)、P(R0)およびP(=O)R0から選択され、
ArLは、5~40個の芳香族環原子を有する芳香族またはヘテロ芳香族環系であり、これらは、各場合において、1つ以上のラジカルRにより置換されていてもよく、
R、R0は出現する毎に、同一であるかまたは異なっていて、H、D、F、Cl、Br、I、CHO、CN、C(=O)Ar3、P(=O)(Ar3)2、S(=O)Ar3、S(=O)2Ar3、N(Ar3)2、NO2、Si(R1)3、B(OR1)2、OSO2R1、1~40個のC原子を有する直鎖アルキル、アルコキシもしくはチオアルキル基または3~40個のC原子を有する分枝もしくは環状アルキル、アルコキシもしくはチオアルキル基(これらのそれぞれは、1つ以上のラジカルR1により置換されていてもよい)(ここで、各場合において、隣接していない1つ以上のCH2基は、R1C=CR1、C≡C、Si(R1)2、Ge(R1)2、Sn(R1)2、C=O、C=S、C=Se、P(=O)(R1)、SO、SO2、O、SまたはCONR1により置きかえられていてもよく、1個以上のH原子は、D、F、Cl、Br、I、CNまたはNO2により置きかえられていてもよい)、5~60個の芳香族環原子を有する芳香族またはヘテロ芳香族環系(これらは、各場合において、1つ以上のラジカルR1により置換されていてもよい)、あるいは5~40個の芳香族環原子を有するアリールオキシ基(これらは、1つ以上のラジカルR1により置換されていてもよい)を表し、ここで、隣接している2つの置換基Rおよび/または隣接している2つの置換基R0は、単環もしくは多環状、脂肪族環系または芳香族環系(これらは、1つ以上のラジカルR1により置換されていてもよい)を形成していてもよく、
R1は出現する毎に、同一であるかまたは異なっていて、H、D、F、Cl、Br、I、CHO、CN、C(=O)Ar3、P(=O)(Ar3)2、S(=O)Ar3、S(=O)2Ar3、N(Ar3)2、NO2、Si(R2)3、B(OR2)2、OSO2R2、1~40個のC原子を有する直鎖アルキル、アルコキシもしくはチオアルキル基または3~40個のC原子を有する分枝もしくは環状アルキル、アルコキシもしくはチオアルキル基(これらのそれぞれは、1つ以上のラジカルR2により置換されていてもよい)(ここで、各場合において、隣接していない1つ以上のCH2基は、R2C=CR2、C≡C、Si(R2)2、Ge(R2)2、Sn(R2)2、C=O、C=S、C=Se、P(=O)(R2)、SO、SO2、O、SまたはCONR2により置きかえられていてもよく、1個以上のH原子は、D、F、Cl、Br、I、CNまたはNO2により置きかえられていてもよい)、5~60個の芳香族環原子を有する芳香族またはヘテロ芳香族環系(これらは、各場合において、1つ以上のラジカルR2により置換されていてもよい)、あるいは5~60個の芳香族環原子を有するアリールオキシ基(これらは、1つ以上のラジカルR2により置換されていてもよい)を表し、ここで、隣接している2つの置換基R1は、単環もしくは多環状、脂肪族環系または芳香族環系(これらは、1つ以上のラジカルR2により置換されていてもよい)を形成していてもよく、
R2は出現する毎に、同一であるかまたは異なっていて、H、D、F、Cl、Br、I、CN、1~20個のC原子を有する直鎖アルキル、アルコキシもしくはチオアルキル基または3~20個のC原子を有する分枝もしくは環状アルキル、アルコキシもしくはチオアルキル基(ここで、各場合において、隣接していない1つ以上のCH2基は、SO、SO2、O、Sにより置きかえられていてもよく、1個以上のH原子は、D、F、Cl、BrまたはIにより置きかえられていてもよい)、あるいは5~24個のC原子を有する芳香族またはヘテロ芳香族環系を表し、
Ar3は、5~24個の芳香族環原子を有する芳香族またはヘテロ芳香族環系であり、これらも、各場合において、1つ以上のラジカルR3により置換されていてもよく、
nは、0、1、2または3であり、
mは出現する毎に、同一であるかまたは異なっていて、0、1、2、3または4であり、
pは出現する毎に、同一であるかまたは異なっていて、0、1、2または3であり、
q、sは出現する毎に、同一であるかまたは異なっていて、0または1であり、
rは出現する毎に、同一であるかまたは異なっていて、0、1または2である。 - n=0であることを特徴とする、請求項1に記載の化合物。
- q=1および/またはs=1であることを特徴とする、請求項1または2に記載の化合物。
- 前記環A、BおよびCが、ベンゼン、ナフタレン、ピリジン、ピリミジンまたはピラジン環を表し、これらは、フリーの各位置において置換基Rで置換されていてもよいことを特徴とする、先行する請求項の何れか1項に記載の化合物。
- E1およびE2が、出現する毎に同一であるかまたは異なっていて、C(R0)2、O、SおよびN(R0)から選択されることを特徴とする、先行する請求項の何れか1項に記載の化合物。
- R0が出現する毎に、同一であるかまたは異なっていて、H、D、F、CN、Si(R1)3、1~10個のC原子を有する直鎖アルキル基または3~10個のC原子を有する分枝もしくは環状アルキル基(これらのそれぞれは、1つ以上のラジカルR1により置換されていてもよい)(ここで、各場合において、1個以上のH原子は、Fにより置きかえられていてもよい)、あるいは5~40個の芳香族環原子を有するアリールまたはヘテロアリール基(これらは、各場合において、1つ以上のラジカルR1により置換されていてもよい)を表し、ここで、隣接している2つの置換基R0は、単環もしくは多環状、脂肪族環系または芳香族環系(これらは、1つ以上のラジカルR1により置換されていてもよい)を形成していてもよいことを特徴とする、先行する請求項の何れか1項に記載の化合物。
- ArLが、5~14個の芳香族環原子を有する芳香族またはヘテロ芳香族環系から選択され、これらも、各場合において、1つ以上のラジカルRにより置換されていてもよいことを特徴とする、先行する請求項の何れか1項に記載の化合物。
- Rが出現する毎に、同一であるかまたは異なっていて、H、D、F、CN、1~10個のC原子を有する直鎖アルキルもしくはアルコキシ基または3~10個のC原子を有する分枝もしくは環状アルキルもしくはアルコキシ基(これらのそれぞれは、1つ以上のラジカルR1により置換されていてもよい)(ここで、隣接していない1つ以上のCH2基は、Oにより置きかえられていてもよく、1個以上のH原子は、Fにより置きかえられていてもよい)、あるいは5~24個の芳香族環原子を有する芳香族またはヘテロ芳香族環系(これらは、各場合において、1つ以上のラジカルR1により置換されていてもよい)を表すことを特徴とする、先行する請求項の何れか1項に記載の化合物。
- 先行する請求項の何れか1項に記載の化合物の調製のための方法であって、ハロゲン化スピロビフルオレンまたはハロゲン化アリールスピロビフルオレンとジアリールアミンの間のC-Nカップリング反応により、ジアリールアミノ基が導入されることを特徴とする方法。
- 請求項1~10の何れか1項に記載の少なくとも1つの化合物、および少なくとも1つの溶媒を含む調合物。
- 請求項1~10の何れか1項に記載の化合物の電子デバイス、特に有機エレクトロルミネッセントデバイスにおける使用。
- 少なくとも1種の請求項1~10の何れか1項に記載の化合物を含む電子デバイスであって、好ましくは有機エレクトロルミネッセントデバイス、有機集積回路、有機電界効果トランジスタ、有機薄膜トランジスタ、有機発光トランジスタ、有機ソーラーセル、有機色素増感ソーラーセル、有機光学検出器、有機光受容体、有機電場消光デバイス、発光電気化学電池、有機レーザーダイオードおよび有機プラズモン発光デバイスからなる群から選択される電子デバイス。
- 有機エレクトロルミネッセントデバイスであり、請求項1~10の何れか1項に記載の化合物が正孔輸送もしくは正孔注入もしくは励起子ブロッキングもしくは電子ブロッキング層中の正孔輸送材料としてまたは蛍光もしくはリン光発光体のマトリックス材料として使用されることを特徴とする、請求項14に記載の電子デバイス。
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-
2017
- 2017-05-31 KR KR1020237000260A patent/KR20230011476A/ko not_active Application Discontinuation
- 2017-05-31 US US16/306,634 patent/US20190312203A1/en active Pending
- 2017-05-31 EP EP17730412.8A patent/EP3464244B1/en active Active
- 2017-05-31 CN CN202310154495.2A patent/CN116283863A/zh active Pending
- 2017-05-31 TW TW106117964A patent/TWI731981B/zh active
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TW201819353A (zh) | 2018-06-01 |
CN109195951B (zh) | 2023-03-31 |
WO2017207596A1 (en) | 2017-12-07 |
JP2019523765A (ja) | 2019-08-29 |
TWI731981B (zh) | 2021-07-01 |
EP3978477A3 (en) | 2022-06-22 |
EP3978477A2 (en) | 2022-04-06 |
KR102487147B1 (ko) | 2023-01-11 |
EP3464244A1 (en) | 2019-04-10 |
KR20190010665A (ko) | 2019-01-30 |
US20190312203A1 (en) | 2019-10-10 |
CN116283864A (zh) | 2023-06-23 |
KR20230011476A (ko) | 2023-01-20 |
EP3464244B1 (en) | 2021-11-17 |
CN109195951A (zh) | 2019-01-11 |
CN116283863A (zh) | 2023-06-23 |
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