JP6900558B2 - アザ−ベンゾ縮合配位子を有するイリジウム錯体 - Google Patents
アザ−ベンゾ縮合配位子を有するイリジウム錯体 Download PDFInfo
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- JP6900558B2 JP6900558B2 JP2020109304A JP2020109304A JP6900558B2 JP 6900558 B2 JP6900558 B2 JP 6900558B2 JP 2020109304 A JP2020109304 A JP 2020109304A JP 2020109304 A JP2020109304 A JP 2020109304A JP 6900558 B2 JP6900558 B2 JP 6900558B2
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- Prior art keywords
- mmol
- pyridine
- compound
- alkyl
- formula
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- 229910052741 iridium Inorganic materials 0.000 title claims description 43
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 title claims description 41
- 239000003446 ligand Substances 0.000 title claims description 40
- 238000009833 condensation Methods 0.000 title description 3
- 230000005494 condensation Effects 0.000 title description 3
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 190
- -1 dehydrogen Chemical class 0.000 claims description 95
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Chemical group COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 94
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 80
- 239000000203 mixture Substances 0.000 claims description 72
- 229910052757 nitrogen Inorganic materials 0.000 claims description 49
- 125000000217 alkyl group Chemical group 0.000 claims description 41
- 125000001072 heteroaryl group Chemical group 0.000 claims description 29
- 125000003118 aryl group Chemical group 0.000 claims description 28
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 125000001424 substituent group Chemical group 0.000 claims description 15
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 12
- 125000003545 alkoxy group Chemical group 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 229910052717 sulfur Inorganic materials 0.000 claims description 12
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 claims description 10
- 125000003342 alkenyl group Chemical group 0.000 claims description 10
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 claims description 10
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 9
- 125000002252 acyl group Chemical group 0.000 claims description 9
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 9
- 125000004104 aryloxy group Chemical group 0.000 claims description 9
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 9
- 125000000392 cycloalkenyl group Chemical group 0.000 claims description 9
- 150000004820 halides Chemical class 0.000 claims description 9
- 125000004404 heteroalkyl group Chemical group 0.000 claims description 9
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 9
- 150000002527 isonitriles Chemical class 0.000 claims description 9
- 150000002825 nitriles Chemical class 0.000 claims description 9
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 8
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims description 8
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 claims description 8
- 125000000304 alkynyl group Chemical group 0.000 claims description 7
- 235000010290 biphenyl Nutrition 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 150000001735 carboxylic acids Chemical class 0.000 claims description 7
- 150000002894 organic compounds Chemical group 0.000 claims description 7
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 claims description 6
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 6
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 claims description 6
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 claims description 6
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 claims description 6
- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 6
- CUFNKYGDVFVPHO-UHFFFAOYSA-N azulene Chemical compound C1=CC=CC2=CC=CC2=C1 CUFNKYGDVFVPHO-UHFFFAOYSA-N 0.000 claims description 6
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims description 6
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 claims description 6
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 claims description 6
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 claims description 6
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 claims description 6
- 238000006467 substitution reaction Methods 0.000 claims description 6
- SLGBZMMZGDRARJ-UHFFFAOYSA-N Triphenylene Natural products C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C2=C1 SLGBZMMZGDRARJ-UHFFFAOYSA-N 0.000 claims description 5
- WIUZHVZUGQDRHZ-UHFFFAOYSA-N [1]benzothiolo[3,2-b]pyridine Chemical compound C1=CN=C2C3=CC=CC=C3SC2=C1 WIUZHVZUGQDRHZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000004305 biphenyl Substances 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 125000005580 triphenylene group Chemical group 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- DHFABSXGNHDNCO-UHFFFAOYSA-N dibenzoselenophene Chemical compound C1=CC=C2C3=CC=CC=C3[se]C2=C1 DHFABSXGNHDNCO-UHFFFAOYSA-N 0.000 claims description 4
- VVVPGLRKXQSQSZ-UHFFFAOYSA-N indolo[3,2-c]carbazole Chemical compound C1=CC=CC2=NC3=C4C5=CC=CC=C5N=C4C=CC3=C21 VVVPGLRKXQSQSZ-UHFFFAOYSA-N 0.000 claims description 4
- 229930192474 thiophene Natural products 0.000 claims description 4
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 claims description 3
- KTZQTRPPVKQPFO-UHFFFAOYSA-N 1,2-benzoxazole Chemical compound C1=CC=C2C=NOC2=C1 KTZQTRPPVKQPFO-UHFFFAOYSA-N 0.000 claims description 3
- 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 claims description 3
- BCMCBBGGLRIHSE-UHFFFAOYSA-N 1,3-benzoxazole Chemical compound C1=CC=C2OC=NC2=C1 BCMCBBGGLRIHSE-UHFFFAOYSA-N 0.000 claims description 3
- BNRDGHFESOHOBF-UHFFFAOYSA-N 1-benzoselenophene Chemical compound C1=CC=C2[se]C=CC2=C1 BNRDGHFESOHOBF-UHFFFAOYSA-N 0.000 claims description 3
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 claims description 3
- TZMSYXZUNZXBOL-UHFFFAOYSA-N 10H-phenoxazine Chemical compound C1=CC=C2NC3=CC=CC=C3OC2=C1 TZMSYXZUNZXBOL-UHFFFAOYSA-N 0.000 claims description 3
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 claims description 3
- BAXOFTOLAUCFNW-UHFFFAOYSA-N 1H-indazole Chemical compound C1=CC=C2C=NNC2=C1 BAXOFTOLAUCFNW-UHFFFAOYSA-N 0.000 claims description 3
- 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 claims description 3
- OLGGLCIDAMICTA-UHFFFAOYSA-N 2-pyridin-2-yl-1h-indole Chemical compound N1C2=CC=CC=C2C=C1C1=CC=CC=N1 OLGGLCIDAMICTA-UHFFFAOYSA-N 0.000 claims description 3
- QMEQBOSUJUOXMX-UHFFFAOYSA-N 2h-oxadiazine Chemical compound N1OC=CC=N1 QMEQBOSUJUOXMX-UHFFFAOYSA-N 0.000 claims description 3
- BCHZICNRHXRCHY-UHFFFAOYSA-N 2h-oxazine Chemical compound N1OC=CC=C1 BCHZICNRHXRCHY-UHFFFAOYSA-N 0.000 claims description 3
- BWCDLEQTELFBAW-UHFFFAOYSA-N 3h-dioxazole Chemical compound N1OOC=C1 BWCDLEQTELFBAW-UHFFFAOYSA-N 0.000 claims description 3
- GJCOSYZMQJWQCA-UHFFFAOYSA-N 9H-xanthene Chemical compound C1=CC=C2CC3=CC=CC=C3OC2=C1 GJCOSYZMQJWQCA-UHFFFAOYSA-N 0.000 claims description 3
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 claims description 3
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 claims description 3
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 claims description 3
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 claims description 3
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 claims description 3
- RFRXIWQYSOIBDI-UHFFFAOYSA-N benzarone Chemical compound CCC=1OC2=CC=CC=C2C=1C(=O)C1=CC=C(O)C=C1 RFRXIWQYSOIBDI-UHFFFAOYSA-N 0.000 claims description 3
- WCZVZNOTHYJIEI-UHFFFAOYSA-N cinnoline Chemical compound N1=NC=CC2=CC=CC=C21 WCZVZNOTHYJIEI-UHFFFAOYSA-N 0.000 claims description 3
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 claims description 3
- RMBPEFMHABBEKP-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2C3=C[CH]C=CC3=CC2=C1 RMBPEFMHABBEKP-UHFFFAOYSA-N 0.000 claims description 3
- 229960005544 indolocarbazole Drugs 0.000 claims description 3
- QDLAGTHXVHQKRE-UHFFFAOYSA-N lichenxanthone Natural products COC1=CC(O)=C2C(=O)C3=C(C)C=C(OC)C=C3OC2=C1 QDLAGTHXVHQKRE-UHFFFAOYSA-N 0.000 claims description 3
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N o-biphenylenemethane Natural products C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 claims description 3
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 claims description 3
- AZHVQJLDOFKHPZ-UHFFFAOYSA-N oxathiazine Chemical compound O1SN=CC=C1 AZHVQJLDOFKHPZ-UHFFFAOYSA-N 0.000 claims description 3
- CQDAMYNQINDRQC-UHFFFAOYSA-N oxatriazole Chemical compound C1=NN=NO1 CQDAMYNQINDRQC-UHFFFAOYSA-N 0.000 claims description 3
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 claims description 3
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 claims description 3
- XDJOIMJURHQYDW-UHFFFAOYSA-N phenalene Chemical compound C1=CC(CC=C2)=C3C2=CC=CC3=C1 XDJOIMJURHQYDW-UHFFFAOYSA-N 0.000 claims description 3
- 229950000688 phenothiazine Drugs 0.000 claims description 3
- LFSXCDWNBUNEEM-UHFFFAOYSA-N phthalazine Chemical compound C1=NN=CC2=CC=CC=C21 LFSXCDWNBUNEEM-UHFFFAOYSA-N 0.000 claims description 3
- CPNGPNLZQNNVQM-UHFFFAOYSA-N pteridine Chemical compound N1=CN=CC2=NC=CN=C21 CPNGPNLZQNNVQM-UHFFFAOYSA-N 0.000 claims description 3
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 claims description 3
- VLLMWSRANPNYQX-UHFFFAOYSA-N thiadiazole Chemical compound C1=CSN=N1.C1=CSN=N1 VLLMWSRANPNYQX-UHFFFAOYSA-N 0.000 claims description 3
- 150000003852 triazoles Chemical class 0.000 claims description 3
- WDECIBYCCFPHNR-UHFFFAOYSA-N chrysene Chemical compound C1=CC=CC2=CC=C3C4=CC=CC=C4C=CC3=C21 WDECIBYCCFPHNR-UHFFFAOYSA-N 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical group ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 226
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 195
- 150000001875 compounds Chemical class 0.000 description 122
- 239000010410 layer Substances 0.000 description 111
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 67
- 239000000463 material Substances 0.000 description 65
- 239000011541 reaction mixture Substances 0.000 description 58
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 56
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 51
- 239000000047 product Substances 0.000 description 51
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 48
- 230000015572 biosynthetic process Effects 0.000 description 47
- 238000003786 synthesis reaction Methods 0.000 description 47
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 44
- 239000000741 silica gel Substances 0.000 description 39
- 229910002027 silica gel Inorganic materials 0.000 description 39
- 239000000243 solution Substances 0.000 description 39
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 35
- 239000007787 solid Substances 0.000 description 31
- 239000012044 organic layer Substances 0.000 description 29
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 29
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 28
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 25
- 238000002360 preparation method Methods 0.000 description 25
- 239000002904 solvent Substances 0.000 description 24
- 229940093475 2-ethoxyethanol Drugs 0.000 description 22
- 230000000052 comparative effect Effects 0.000 description 22
- 238000010898 silica gel chromatography Methods 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 20
- 239000003480 eluent Substances 0.000 description 19
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 18
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 16
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 14
- 230000000903 blocking effect Effects 0.000 description 13
- 229940126062 Compound A Drugs 0.000 description 12
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical group COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 12
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 12
- 239000007924 injection Substances 0.000 description 12
- 238000002347 injection Methods 0.000 description 12
- 238000010992 reflux Methods 0.000 description 12
- 150000003384 small molecules Chemical class 0.000 description 12
- 239000011734 sodium Substances 0.000 description 12
- 230000032258 transport Effects 0.000 description 12
- 125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 description 11
- 239000012043 crude product Substances 0.000 description 11
- 150000002431 hydrogen Chemical class 0.000 description 11
- 238000004895 liquid chromatography mass spectrometry Methods 0.000 description 11
- 229910000160 potassium phosphate Inorganic materials 0.000 description 11
- 235000011009 potassium phosphates Nutrition 0.000 description 11
- 230000004888 barrier function Effects 0.000 description 10
- 238000004440 column chromatography Methods 0.000 description 10
- 239000003921 oil Substances 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- VQGHOUODWALEFC-UHFFFAOYSA-N 2-phenylpyridine Chemical compound C1=CC=CC=C1C1=CC=CC=N1 VQGHOUODWALEFC-UHFFFAOYSA-N 0.000 description 9
- 150000004696 coordination complex Chemical group 0.000 description 9
- 239000002019 doping agent Substances 0.000 description 9
- 230000005525 hole transport Effects 0.000 description 9
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 9
- 239000000377 silicon dioxide Substances 0.000 description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 description 9
- 239000011877 solvent mixture Substances 0.000 description 9
- VNFWTIYUKDMAOP-UHFFFAOYSA-N sphos Chemical compound COC1=CC=CC(OC)=C1C1=CC=CC=C1P(C1CCCCC1)C1CCCCC1 VNFWTIYUKDMAOP-UHFFFAOYSA-N 0.000 description 9
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 8
- 229940125904 compound 1 Drugs 0.000 description 8
- 150000002148 esters Chemical class 0.000 description 8
- 238000004770 highest occupied molecular orbital Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 8
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 8
- 125000003396 thiol group Chemical group [H]S* 0.000 description 8
- 239000012267 brine Substances 0.000 description 7
- 238000000151 deposition Methods 0.000 description 7
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 7
- 235000019341 magnesium sulphate Nutrition 0.000 description 7
- 229920006395 saturated elastomer Polymers 0.000 description 7
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 7
- 235000017557 sodium bicarbonate Nutrition 0.000 description 7
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 7
- 125000003107 substituted aryl group Chemical group 0.000 description 7
- VGYDEAHPYCNAGL-UHFFFAOYSA-N 2-chloro-4-(4-methylphenyl)pyridine Chemical compound C1=CC(C)=CC=C1C1=CC=NC(Cl)=C1 VGYDEAHPYCNAGL-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 6
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- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 150000002503 iridium Chemical class 0.000 description 1
- QIEABXIHCMILKG-UHFFFAOYSA-K iridium(3+);trifluoromethanesulfonate Chemical compound [Ir+3].[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F QIEABXIHCMILKG-UHFFFAOYSA-K 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000004776 molecular orbital Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- GIFAOSNIDJTPNL-UHFFFAOYSA-N n-phenyl-n-(2-phenylphenyl)naphthalen-1-amine Chemical group C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=CC=C1C1=CC=CC=C1 GIFAOSNIDJTPNL-UHFFFAOYSA-N 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000013086 organic photovoltaic Methods 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- AICOOMRHRUFYCM-ZRRPKQBOSA-N oxazine, 1 Chemical compound C([C@@H]1[C@H](C(C[C@]2(C)[C@@H]([C@H](C)N(C)C)[C@H](O)C[C@]21C)=O)CC1=CC2)C[C@H]1[C@@]1(C)[C@H]2N=C(C(C)C)OC1 AICOOMRHRUFYCM-ZRRPKQBOSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- KBBSSGXNXGXONI-UHFFFAOYSA-N phenanthro[9,10-b]pyrazine Chemical compound C1=CN=C2C3=CC=CC=C3C3=CC=CC=C3C2=N1 KBBSSGXNXGXONI-UHFFFAOYSA-N 0.000 description 1
- RIYPENPUNLHEBK-UHFFFAOYSA-N phenanthro[9,10-b]pyridine Chemical compound C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C2=N1 RIYPENPUNLHEBK-UHFFFAOYSA-N 0.000 description 1
- 150000003009 phosphonic acids Chemical class 0.000 description 1
- 238000000103 photoluminescence spectrum Methods 0.000 description 1
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical class N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
- 229940081066 picolinic acid Drugs 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 150000004033 porphyrin derivatives Chemical class 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 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
- 125000003548 sec-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000012414 tert-butyl nitrite Substances 0.000 description 1
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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Description
本出願は、参照によりその開示内容全体が本明細書に組み込まれる、2013年9月16日出願の米国出願第14/028,499、及び2012年11月9日出願の米国出願第13/673,338の一部継続出願である2013年6月27日出願の米国出願第13/928,456の優先権を主張する。
提供される。
提供される。
デバイス実施例の有機積層は、下記の構造を順次有する:ITO表面から、正孔注入層(HIL)としての化合物B100Å、正孔輸送層(HTL)としての4,4’−ビス[N−(1−ナフチル)−N−フェニルアミノ]ビフェニル(α−NPD)300Å、ホストとしての化合物Cに本発明化合物をドープした発光層(EML)300Å、ブロッキング層(BL)としての化合物C50Å、及びETLとしてのトリス−8−ヒドロキシキノリンアルミニウム(Alq)450Å。式Iを有する化合物である化合物4を用いる比較例を示すために、化合物4をEMLの発光体として用いた以外はデバイス実施例と同様にして製造した。
有機発光デバイス中の特定の層に有用として本明細書において記述されている材料は、デバイス中に存在する多種多様な他の材料と組み合わせて使用され得る。例えば、本明細書において開示されている化合物は、多種多様なホスト、輸送層、ブロッキング層、注入層、電極、及び存在し得る他の層と併せて使用され得る。以下で記述又は参照される材料は、本明細書において開示されている化合物と組み合わせて有用となり得る材料の非限定的な例であり、当業者であれば、組み合わせて有用となり得る他の材料を特定するための文献を容易に閲覧することができる。
HIL/HTL:
ホスト:
HBL:
ETL:
Pd2dba3(0.288g、0.314mmol)及びX−Phos(0.599g、1.257mmol)を250mLの3口フラスコに入れた。フラスコ内の空気を排出し、窒素で充たした。THF(40mL)を添加した。次に、ピリジン−2−イル銅(II)ブロミド(47.1mL、23.57mmol)を添加した。この混合物を油浴中70℃で4時間撹拌した。次いで、混合物を重炭酸ナトリウム水溶液と酢酸エチルで希釈した。この混合物をセライト(登録商標)で濾過し、有機層と水層に分離した。水層を更に1回酢酸エチルで抽出した。合わせた有機層を、ヘキサン中20%の酢酸エチル、続いてDCM中10%の酢酸エチル、最後にDCM中2.5%のメタノールで溶出する、150gのシリカゲルを用いるクロマトグラフィーに付した。溶出物をヘキサンで粉砕し濾過して、3.2g(83%)の所望の生成物をベージュ粉末として得た。
2−メチル−8−(4,4,5,5−テトラメチル−1,3,2−ジオキソボロラン−2−イル)ベンゾフロ[2,3−b]ピリジン(3.15g、10.2mmol)、2−クロロ−4−(3−イソプロピルフェニル)ピリジン(2.60g、11.2mmol)、Pd2(dba)3(0.187g、0.204mmol)、ジシクロヘキシル(2’,6’−ジメトキシ−[1,1’−ビフェニル]−2−イル)ホスフィン(0.335g、0.815mmol)、リン酸カリウム(7.57g、35.7mmol)、トルエン(90mL)及び水(9mL)の混合物を窒素で脱気し、次いで一晩還流した。トルエン層をNa2SO4で乾燥し、次いでヘキサン中ジクロロメタンを用いるカラムクロマトグラフィーで更に精製し、真空蒸留することにより、8−(4−(3−イソプロピルフェニル)ピリジン−2−イル)−2−メチルベンゾフロ[2,3−b]ピリジン(2.2g、57%収率)を得た。
2−メチル−8−(4,4,5,5−テトラメチル−1,3,2−ジオキソボロラン−2−イル)ベンゾフロ[2,3−b]ピリジン(5.96g、19.28mmol)、2−クロロ−4−フェニルピリジン(4.39g、23.13mmol)、トリス(ジベンジリデンアセトン)パラジウム(0)(0.353g、0.386mmol)、2−ジシクロヘキシルホスフィノ−2’,6’−ジメトキシビフェニル(0.8g、1.951mmol)を500mLの2口フラスコに投入した。次いで、リン酸三カリウム(12.26g、57.8mmol)を45mLの水に溶解した。この溶液を反応混合物に投入した。反応混合物を窒素で脱気し、次いで一晩加熱還流した。反応混合物を室温まで冷却した。トルエン層を分離し、硫酸マグネシウムで乾燥した。これらの有機層を濾過し真空下濃縮した。粗生成物を、70〜99%トルエン/ヘプタン、続いて5〜15%酢酸エチル/トルエンを用いるシリカゲルに通した。不純物画分の幾つかを5〜15%酢酸エチル/DCMを用いるシリカゲルカラムに通した。精製物画分全てを合わせて、2−メチル−8−(4−フェニルピリジン−2−イル)ベンゾフロ[2,3−b]ピリジン(5.3g、15.76mmol、82%収率)を得た。
2−メチル−8−(4−フェニルピリジン−2−イル)ベンゾフロ[2,3−b]ピリジン(5.3g、15.76mmol)を130mLのTHFに溶解した。この溶液を乾燥氷浴中にて−78℃に冷却した。温度を−73℃未満に維持しながら、リチウムジイソプロピルアミドのTHF(9.85mL、19.69mmol)溶液を反応混合物に10分間滴下した。反応混合物を−78℃で2時間撹拌した。ヨードメタン(3.35g、23.63mmol)を20mLのTHFに溶解し、冷却した反応混合物にシリンジで滴下した。撹拌を続けて、反応混合物を徐々に加温し一晩で室温にした。反応混合物を塩化アンモニウム水溶液でクエンチし、次いで2×300mL酢酸エチルで抽出した。有機層を合わせ、LiCl水溶液で洗浄し、次いで硫酸マグネシウムで乾燥した。続いて、これらの有機層を濾過し、真空下濃縮した。粗残渣をDCMに溶解し、シリカゲルカラムに充填した。カラムは、5〜8%酢酸エチル/DCMで溶出した。生成物画分の主なセットを合わせ、真空下濃縮して、2−エチル−8−(4−フェニルピリジン−2−イル)ベンゾフロ[2,3−b]ピリジン(5.15g、14.70mmol、93%収率)を得た。
2−エチル−8−(4−フェニルピリジン−2−イル)ベンゾフロ[2,3−b]ピリジン(5.15g、14.70mmol)を120mLのTHFと共に反応混合物に投入した。この混合物を−78℃に冷却した。リチウムジイソプロピルアミドのTHF溶液(9.19mL、18.37mmol)を冷却した反応混合物に10分間滴下した。次いで、反応混合物を−78℃で2時間撹拌した。次いで、ヨードメタン(3.13g、22.05mmol)を10mLのTHFに溶解した。この溶液を冷却した反応混合物にシリンジで滴下した。撹拌を続けて、反応混合物を徐々に加温し一晩で室温にした。反応混合物を塩化アンモニウム水溶液でクエンチし、次いで2×300mL酢酸エチルで抽出した。有機層を合わせ、LiCl水溶液で洗浄し、次いで硫酸マグネシウムで乾燥した。続いて、これらの有機層を濾過し、真空下濃縮した。粗残渣をDCMに溶解し、シリカゲルカラムに充填した。カラムは、3〜4%酢酸エチル/DCMで溶出した。精製物画分を合わせ、溶媒を蒸発させ、2−イソプロピル−8−(4−フェニルピリジン−2−イル)ベンゾフロ[2,3−b]ピリジン(4.1g、11.25mmol、77%収率)を得た。
2−クロロ−4−ヨードピリジン(6.43g、26.3mmol)、(4−シクロペンチルフェニル)ボロン酸(5.0g、26.3mmol)、Pd(Ph3P)4(0.0.91g、0.79mmol)、炭酸ナトリウム(8.37g、79mmol)、DME(257mL)及び水(64mL)の混合物を窒素で脱気し、次いで一晩還流した。反応混合物を濃縮し酢酸エチルで抽出した。酢酸エチル層をNa2SO4で乾燥し、次いでヘキサン中ジクロロメタンを用いるカラムクロマトグラフィーで更に精製し、続いて真空蒸留することにより、2−クロロ−4−(4−シクロペンチルフェニル)ピリジン(4.6g、68%収率)を得た。
2−メチル−8−(4,4,5,5−テトラメチル−1,3,2−ジオキソボロラン−2−イル)ベンゾフロ[2,3−b]ピリジン(2.5g、8.09mmol)、2−クロロ−4−(4−シクロペンチルフェニル)ピリジン(2.29g、8.89mmol)、Pd2(dba)3(0.148g、0.162mmol)、ジシクロヘキシル(2’,6’−ジメトキシ−[1,1’−ビフェニル]−2−イル)ホスフィン(0.266g、0.647mmol)、リン酸カリウム(6.01g、28.3mmol)、DME(70mL)及び水(7mL)の混合物を窒素で脱気し、次いで一晩還流した。混合物を濃縮し酢酸エチルで抽出した。酢酸エチル層をNa2SO4で乾燥し、次いでヘキサン中酢酸エチルを用いるカラムクロマトグラフィーで更に精製し、8−(4−(4−シクロペンチルフェニル)ピリジン−2−イル)−2−メチルベンゾフロ[2,3−b]ピリジン(2.4g、73%収率)を得た。
2−メチル−8−(4,4,5,5−テトラメチル−1,3,2−ジオキサボロラン−2−イル)ベンゾフロ[2,3−b]ピリジン(2.8g、9.06mmol)、2−クロロ−4−(2−フルオロフェニル)ピリジン(2.25g、10.84mmol)、トリス(ジベンジリデンアセトン)パラジウム(0)(0.166g、0.181mmol)及び2−ジシクロヘキシルホスフィノ−2’,6’−ジメトキシビフェニル(0.297g、0.725mmol)を、トルエン200mLの入っている反応容器に投入した。次いでリン酸三カリウム(6g、28.3mmol)を水25mLに溶解させ、反応混合物に添加した。前記反応混合物を窒素で脱気し、次いで一晩加熱還流した。前記反応混合物を室温まで冷却した。トルエン層を分離し、硫酸マグネシウムで乾燥した。この混合物を濾過し、真空下濃縮した。粗残渣を、15%〜22.5%酢酸エチル/ヘプタンを用いたシリカゲルカラムに通した。精製物画分を減圧下で蒸発させて、白色固体として8−(4−(2−フルオロフェニル)ピリジン−2−イル)−2−メチルベンゾフロ[2,3−b]ピリジン(2.247g、6.34mmol、70%収率)を得た。
2−メチル−8−(4,4,5,5−テトラメチル−1,3,2−ジオキサボロラン−2−イル)ベンゾフロ[2,3−b]ピリジン(2.8g、9.06mmol)、2−クロロ−4−(2,3−ジフルオロフェニル)ピリジン(2.452g、10.87mmol)、トリス(ジベンジリデンアセトン)パラジウム(0)(0.166g、0.181mmol)及び2−ジシクロヘキシルホスフィノ−2’,6’−ジメトキシビフェニル(0.297g、0.725mmol)を、トルエン200mLと共に反応混合物に投入した。リン酸三カリウム(5.76g、27.2mmol)を水25mLに溶解させ、次いで前記反応混合物に投入した。この混合物を脱気し、次いで18時間加熱還流した。前記反応混合物を室温まで冷却した。トルエン層を分離し、硫酸マグネシウムで乾燥した。この混合物を濾過し、真空下濃縮した。粗残渣を、15%〜22.5%酢酸エチル/ヘプタンを用いたシリカゲルカラムに通した。精製物画分を減圧下で蒸発させて、白色固体として8−(4−(2,3−ジフルオロフェニル)ピリジン−2−イル)−2−メチルベンゾフロ[2,3−b]ピリジン(1.2g、3.22mmol、35.6%収率)を得た。
110 基板
115 アノード
120 正孔注入層
125 正孔輸送層
130 電子ブロッキング層
135 発光層
140 正孔ブロッキング層
145 電子輸送層
150 電子注入層
155 保護層
160 カソード
162 第一の導電層
164 第二の導電層
200 反転させたOLED、デバイス
210 基板
215 カソード
220 発光層
225 正孔輸送層
230 アノード
Claims (7)
- 下記の式Iで表されるリン光発光体を含むことを特徴とするOLEDにおける組成物。
A1、A2、A3、A4、A5、A6、A7、及びA8のうちの少なくとも1つは、窒素であり;
環Bは、A1、A2、及びA4のいずれかでC−C結合を介して環Aと結合しており;
イリジウムは、Ir−C結合を介して環Aと結合しており;
Xは、O、S、又はSeであり;
R1、R2、R3、及びR4は、独立して、モノ−、ジ−、トリ−、テトラ置換又は無置換であることを表し;
R1、R3、及びR4における任意の隣接する置換基は、互いに結合して環を形成していてもよく;
R1、R3、及びR4は、独立して、水素、重水素、ハライド、アルキル、シクロアルキル、ヘテロアルキル、アリールアルキル、アルコキシ、アリールオキシ、アミノ、シリル、アルケニル、シクロアルケニル、ヘテロアルケニル、アルキニル、アリール、ヘテロアリール、アシル、カルボニル、カルボン酸、ニトリル、イソニトリル及びこれらの組み合わせからなる群から選択され;
R2は、アリール、アルキルと重水素化アルキルとシクロアルキルとハロゲンとのいずれかで置換されたアリール、ヘテロアリール、及びアルキルと重水素化アルキルとシクロアルキルとハロゲンとのいずれかで置換されたヘテロアリールからなる群から選択され;
nは、1から3の整数である。) - R 2 が、フェニル、アルキルと重水素化アルキルとシクロアルキルとハロゲンとのいずれかで置換されたフェニル、ピリジン、及びアルキルと重水素化アルキルとシクロアルキルとハロゲンとのいずれかで置換されたピリジンである請求項1から2のいずれかに記載の組成物。
- R 2 が、モノ置換である請求項1から3のいずれかに記載の組成物。
- nが、1である請求項1から4のいずれかに記載の組成物。
- さらにホストを含む請求項1から5のいずれかに記載の組成物。
- 前記ホストが、有機化合物であって、前記有機化合物が、ベンゼン、ビフェニル、トリフェニル、トリフェニレン、ナフタレン、アントラセン、フェナレン、フェナントレン、フルオレン、ピレン、クリセン、ペリレン、アズレンの芳香族炭化水素環式化合物からなる群;ジベンゾチオフェン、ジベンゾフラン、ジベンゾセレノフェン、フラン、チオフェン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、カルバゾール、インドロカルバゾール、ピリジルインドール、ピロロジピリジン、ピラゾール、イミダゾール、トリアゾール、オキサゾール、チアゾール、オキサジアゾール、オキサトリアゾール、ジオキサゾール、チアジアゾール、ピリジン、ピリダジン、ピリミジン、ピラジン、トリアジン、オキサジン、オキサチアジン、オキサジアジン、インドール、ベンズイミダゾール、インダゾール、インドキサジン、ベンゾオキサゾール、ベンズイソオキサゾール、ベンゾチアゾール、キノリン、イソキノリン、シンノリン、キナゾリン、キノキサリン、ナフチリジン、フタラジン、プテリジン、キサンテン、アクリジン、フェナジン、フェノチアジン、フェノキサジン、ベンゾフロピリジン、フロジピリジン、ベンゾチエノピリジン、チエノジピリジン、ベンゾセレノフェノピリジン及びセレノフェノジピリジンの芳香族複素環式化合物からなる群;並びに芳香族炭化水素環式基及び芳香族複素環式基から選択される同じ種類又は異なる種類の基である2から10個の環式構造単位からなる群から選択される、又は、
下記の一般式で表される金属錯体のいずれかである請求項6に記載の組成物。
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