JP6144380B2 - トリフェニレン基を含むベンゾ縮合チオフェンまたはベンゾ縮合フラン化合物 - Google Patents
トリフェニレン基を含むベンゾ縮合チオフェンまたはベンゾ縮合フラン化合物 Download PDFInfo
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- JP6144380B2 JP6144380B2 JP2016050615A JP2016050615A JP6144380B2 JP 6144380 B2 JP6144380 B2 JP 6144380B2 JP 2016050615 A JP2016050615 A JP 2016050615A JP 2016050615 A JP2016050615 A JP 2016050615A JP 6144380 B2 JP6144380 B2 JP 6144380B2
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- Prior art keywords
- mmol
- triphenylene
- mixture
- organic
- compound
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- 125000005580 triphenylene group Chemical group 0.000 title claims description 57
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 title description 31
- 229930192474 thiophene Natural products 0.000 title description 16
- 150000002240 furans Chemical class 0.000 title description 4
- 239000010410 layer Substances 0.000 claims description 86
- 150000001875 compounds Chemical class 0.000 claims description 73
- 239000000463 material Substances 0.000 claims description 60
- SLGBZMMZGDRARJ-UHFFFAOYSA-N Triphenylene Natural products C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C2=C1 SLGBZMMZGDRARJ-UHFFFAOYSA-N 0.000 claims description 43
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 21
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 19
- 239000012044 organic layer Substances 0.000 claims description 18
- 238000006467 substitution reaction Methods 0.000 claims description 12
- 239000004305 biphenyl Substances 0.000 claims description 9
- 235000010290 biphenyl Nutrition 0.000 claims description 9
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 2
- 229910052741 iridium Inorganic materials 0.000 claims 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 124
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 114
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 114
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 99
- 239000000203 mixture Substances 0.000 description 75
- 229910052757 nitrogen Inorganic materials 0.000 description 62
- 239000007787 solid Substances 0.000 description 54
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 51
- 230000015572 biosynthetic process Effects 0.000 description 48
- 238000003786 synthesis reaction Methods 0.000 description 48
- 239000000047 product Substances 0.000 description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 40
- 239000011541 reaction mixture Substances 0.000 description 34
- 0 CC(C(*1=C)c2ccccc2)(c2ccccc2)SC1=C(C=CC)c1cc2c(cccc3)c3c(cccc3)c3c2cc1 Chemical compound CC(C(*1=C)c2ccccc2)(c2ccccc2)SC1=C(C=CC)c1cc2c(cccc3)c3c(cccc3)c3c2cc1 0.000 description 28
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 27
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 26
- 239000012074 organic phase Substances 0.000 description 26
- 239000000243 solution Substances 0.000 description 23
- -1 thiophene compound Chemical class 0.000 description 19
- 238000003756 stirring Methods 0.000 description 18
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 18
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 17
- 238000010992 reflux Methods 0.000 description 16
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical class C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 15
- 125000001424 substituent group Chemical group 0.000 description 15
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 description 14
- 239000002019 doping agent Substances 0.000 description 14
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 13
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 13
- 235000019341 magnesium sulphate Nutrition 0.000 description 13
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 13
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 12
- 229940126062 Compound A Drugs 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
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 12
- 239000003480 eluent Substances 0.000 description 12
- 150000003384 small molecules Chemical class 0.000 description 12
- 125000001072 heteroaryl group Chemical group 0.000 description 11
- 238000010898 silica gel chromatography Methods 0.000 description 11
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 11
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- 230000032258 transport Effects 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 9
- 238000004440 column chromatography Methods 0.000 description 9
- 125000000217 alkyl group Chemical group 0.000 description 8
- 125000003118 aryl group Chemical group 0.000 description 8
- GOXNHPQCCUVWRO-UHFFFAOYSA-N dibenzothiophen-4-ylboronic acid Chemical compound C12=CC=CC=C2SC2=C1C=CC=C2B(O)O GOXNHPQCCUVWRO-UHFFFAOYSA-N 0.000 description 8
- 238000001914 filtration Methods 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- AOJFQRQNPXYVLM-UHFFFAOYSA-N pyridin-1-ium;chloride Chemical compound [Cl-].C1=CC=[NH+]C=C1 AOJFQRQNPXYVLM-UHFFFAOYSA-N 0.000 description 8
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 8
- 238000001953 recrystallisation Methods 0.000 description 8
- 239000008346 aqueous phase Substances 0.000 description 7
- 230000005525 hole transport Effects 0.000 description 7
- 239000011368 organic material Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 125000003342 alkenyl group Chemical group 0.000 description 6
- 125000000304 alkynyl group Chemical group 0.000 description 6
- 125000003710 aryl alkyl group Chemical group 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 6
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 6
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 6
- VNFWTIYUKDMAOP-UHFFFAOYSA-N sphos Chemical group COC1=CC=CC(OC)=C1C1=CC=CC=C1P(C1CCCCC1)C1CCCCC1 VNFWTIYUKDMAOP-UHFFFAOYSA-N 0.000 description 6
- WJKHJLXJJJATHN-UHFFFAOYSA-N triflic anhydride Chemical compound FC(F)(F)S(=O)(=O)OS(=O)(=O)C(F)(F)F WJKHJLXJJJATHN-UHFFFAOYSA-N 0.000 description 6
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 6
- 125000003545 alkoxy group Chemical group 0.000 description 5
- 239000012043 crude product Substances 0.000 description 5
- 239000000412 dendrimer Substances 0.000 description 5
- 229920000736 dendritic polymer Polymers 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- 239000000284 extract Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005693 optoelectronics Effects 0.000 description 5
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 150000003577 thiophenes Chemical class 0.000 description 5
- 229940062627 tribasic potassium phosphate Drugs 0.000 description 5
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical compound [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 description 5
- IXMJHMMAXNPBKP-UHFFFAOYSA-N (2,8-diphenyldibenzothiophen-4-yl)boronic acid Chemical compound C=1C=C2SC=3C(B(O)O)=CC(C=4C=CC=CC=4)=CC=3C2=CC=1C1=CC=CC=C1 IXMJHMMAXNPBKP-UHFFFAOYSA-N 0.000 description 4
- NLLGFYPSWCMUIV-UHFFFAOYSA-N (3-methoxyphenyl)boronic acid Chemical compound COC1=CC=CC(B(O)O)=C1 NLLGFYPSWCMUIV-UHFFFAOYSA-N 0.000 description 4
- WNEXSUAHKVAPFK-UHFFFAOYSA-N 2,8-dibromodibenzothiophene Chemical compound C1=C(Br)C=C2C3=CC(Br)=CC=C3SC2=C1 WNEXSUAHKVAPFK-UHFFFAOYSA-N 0.000 description 4
- IJICRIUYZZESMW-UHFFFAOYSA-N 2-bromodibenzothiophene Chemical compound C1=CC=C2C3=CC(Br)=CC=C3SC2=C1 IJICRIUYZZESMW-UHFFFAOYSA-N 0.000 description 4
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 4
- 101100232347 Mus musculus Il11ra1 gene Proteins 0.000 description 4
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- QARVLSVVCXYDNA-UHFFFAOYSA-N bromobenzene Chemical compound BrC1=CC=CC=C1 QARVLSVVCXYDNA-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 201000001366 familial temporal lobe epilepsy 2 Diseases 0.000 description 4
- 125000005647 linker group Chemical group 0.000 description 4
- HXITXNWTGFUOAU-UHFFFAOYSA-N phenylboronic acid Chemical compound OB(O)C1=CC=CC=C1 HXITXNWTGFUOAU-UHFFFAOYSA-N 0.000 description 4
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- WRECIMRULFAWHA-UHFFFAOYSA-N trimethyl borate Chemical compound COB(OC)OC WRECIMRULFAWHA-UHFFFAOYSA-N 0.000 description 4
- CYPYTURSJDMMMP-WVCUSYJESA-N (1e,4e)-1,5-diphenylpenta-1,4-dien-3-one;palladium Chemical compound [Pd].[Pd].C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1 CYPYTURSJDMMMP-WVCUSYJESA-N 0.000 description 3
- NQUDWPBDLNFIHQ-UHFFFAOYSA-N 1,6-dimethoxytriphenylene Chemical group C1=CC=C2C3=CC(OC)=CC=C3C3=CC=CC=C3C2=C1OC NQUDWPBDLNFIHQ-UHFFFAOYSA-N 0.000 description 3
- GBRJZKUMODPNGR-UHFFFAOYSA-N 1-methoxy-3-(3-methoxyphenyl)-2-phenylbenzene Chemical group COC1=CC=CC(C=2C(=C(OC)C=CC=2)C=2C=CC=CC=2)=C1 GBRJZKUMODPNGR-UHFFFAOYSA-N 0.000 description 3
- FWMOBNBMZSAAJV-UHFFFAOYSA-N 2,8-diphenyldibenzothiophene Chemical compound C1=CC=CC=C1C1=CC=C(SC=2C3=CC(=CC=2)C=2C=CC=CC=2)C3=C1 FWMOBNBMZSAAJV-UHFFFAOYSA-N 0.000 description 3
- CLVUPEHHVNFPFQ-UHFFFAOYSA-N 2-[3-(3-methoxyphenyl)phenyl]triphenylene Chemical group COC1=CC=CC(C=2C=C(C=CC=2)C=2C=C3C4=CC=CC=C4C4=CC=CC=C4C3=CC=2)=C1 CLVUPEHHVNFPFQ-UHFFFAOYSA-N 0.000 description 3
- OVENNPHGLUWCOK-UHFFFAOYSA-N 3-(3-triphenylen-2-ylphenyl)phenol Chemical compound OC1=CC=CC(C=2C=C(C=CC=2)C=2C=C3C4=CC=CC=C4C4=CC=CC=C4C3=CC=2)=C1 OVENNPHGLUWCOK-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- BAHGLTLEMLDWAA-UHFFFAOYSA-N [11-(trifluoromethylsulfonyloxy)triphenylen-2-yl] trifluoromethanesulfonate Chemical compound C1=C(OS(=O)(=O)C(F)(F)F)C=C2C3=CC(OS(=O)(=O)C(F)(F)F)=CC=C3C3=CC=CC=C3C2=C1 BAHGLTLEMLDWAA-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000003818 flash chromatography Methods 0.000 description 3
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- GRJHONXDTNBDTC-UHFFFAOYSA-N phenyl trifluoromethanesulfonate Chemical compound FC(F)(F)S(=O)(=O)OC1=CC=CC=C1 GRJHONXDTNBDTC-UHFFFAOYSA-N 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 description 3
- 229910000160 potassium phosphate Inorganic materials 0.000 description 3
- 235000011009 potassium phosphates Nutrition 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 235000010265 sodium sulphite Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000002207 thermal evaporation Methods 0.000 description 3
- WTYNWVZKQPBBTJ-UHFFFAOYSA-N triphenylene-1,6-diol Chemical group C1=CC=C2C3=CC(O)=CC=C3C3=CC=CC=C3C2=C1O WTYNWVZKQPBBTJ-UHFFFAOYSA-N 0.000 description 3
- PQMVVJDNHPLZPD-UHFFFAOYSA-N (3-phenylphenyl) trifluoromethanesulfonate Chemical compound FC(F)(F)S(=O)(=O)OC1=CC=CC(C=2C=CC=CC=2)=C1 PQMVVJDNHPLZPD-UHFFFAOYSA-N 0.000 description 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 2
- WQONPSCCEXUXTQ-UHFFFAOYSA-N 1,2-dibromobenzene Chemical compound BrC1=CC=CC=C1Br WQONPSCCEXUXTQ-UHFFFAOYSA-N 0.000 description 2
- 125000001989 1,3-phenylene group Chemical group [H]C1=C([H])C([*:1])=C([H])C([*:2])=C1[H] 0.000 description 2
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 description 2
- DKLBUIMGEHFISE-UHFFFAOYSA-N 2,11-bis(3-methoxyphenyl)triphenylene Chemical group COC1=CC=CC(C=2C=C3C4=CC(=CC=C4C4=CC=CC=C4C3=CC=2)C=2C=C(OC)C=CC=2)=C1 DKLBUIMGEHFISE-UHFFFAOYSA-N 0.000 description 2
- GTPBIVBFUOMIBT-UHFFFAOYSA-N 2,11-dimethoxytriphenylene Chemical group C1=C(OC)C=C2C3=CC(OC)=CC=C3C3=CC=CC=C3C2=C1 GTPBIVBFUOMIBT-UHFFFAOYSA-N 0.000 description 2
- RPJHLMLHDZFHHY-UHFFFAOYSA-N 2,4,8-triphenyldibenzothiophene Chemical compound C1=CC=CC=C1C1=CC=C(SC=2C3=CC(=CC=2C=2C=CC=CC=2)C=2C=CC=CC=2)C3=C1 RPJHLMLHDZFHHY-UHFFFAOYSA-N 0.000 description 2
- FILKGCRCWDMBKA-UHFFFAOYSA-N 2,6-dichloropyridine Chemical compound ClC1=CC=CC(Cl)=N1 FILKGCRCWDMBKA-UHFFFAOYSA-N 0.000 description 2
- SBEQWVPESJMUSQ-UHFFFAOYSA-N 2,8-di(triphenylen-2-yl)dibenzothiophene Chemical compound C1=CC=C2C3=CC(C4=CC=C5SC6=CC=C(C=C6C5=C4)C=4C=C5C6=CC=CC=C6C=6C(C5=CC=4)=CC=CC=6)=CC=C3C3=CC=CC=C3C2=C1 SBEQWVPESJMUSQ-UHFFFAOYSA-N 0.000 description 2
- GEDOYYDMCZUHNW-UHFFFAOYSA-N 2-bromotriphenylene Chemical group C1=CC=C2C3=CC(Br)=CC=C3C3=CC=CC=C3C2=C1 GEDOYYDMCZUHNW-UHFFFAOYSA-N 0.000 description 2
- ZFQWHWPVIVXSQJ-UHFFFAOYSA-N 2-chloro-6-(3-methoxyphenyl)pyridine Chemical compound COC1=CC=CC(C=2N=C(Cl)C=CC=2)=C1 ZFQWHWPVIVXSQJ-UHFFFAOYSA-N 0.000 description 2
- KCPRQZFQDWMDTD-UHFFFAOYSA-N 2-dibenzothiophen-4-yl-6-(3-methoxyphenyl)pyridine Chemical compound COC1=CC=CC(C=2N=C(C=CC=2)C=2C=3SC4=CC=CC=C4C=3C=CC=2)=C1 KCPRQZFQDWMDTD-UHFFFAOYSA-N 0.000 description 2
- QKKUOFHOIMYWNS-UHFFFAOYSA-N 3-(6-dibenzothiophen-4-ylpyridin-2-yl)phenol Chemical compound OC1=CC=CC(C=2N=C(C=CC=2)C=2C=3SC4=CC=CC=C4C=3C=CC=2)=C1 QKKUOFHOIMYWNS-UHFFFAOYSA-N 0.000 description 2
- GNJWDYDFQYRAGF-UHFFFAOYSA-N 3-[11-(3-hydroxyphenyl)triphenylen-2-yl]phenol Chemical compound OC1=CC=CC(C=2C=C3C4=CC(=CC=C4C4=CC=CC=C4C3=CC=2)C=2C=C(O)C=CC=2)=C1 GNJWDYDFQYRAGF-UHFFFAOYSA-N 0.000 description 2
- QKVWPNRUXZYLQV-UHFFFAOYSA-N 4-(3-triphenylen-2-ylphenyl)dibenzothiophene Chemical compound C1=CC=C2C3=CC(C=4C=CC=C(C=4)C4=C5SC=6C(C5=CC=C4)=CC=CC=6)=CC=C3C3=CC=CC=C3C2=C1 QKVWPNRUXZYLQV-UHFFFAOYSA-N 0.000 description 2
- KIPMGYUMSNUPKH-UHFFFAOYSA-N 4-methoxy-1-(4-methoxyphenyl)-2-phenylbenzene Chemical group C1=CC(OC)=CC=C1C1=CC=C(OC)C=C1C1=CC=CC=C1 KIPMGYUMSNUPKH-UHFFFAOYSA-N 0.000 description 2
- BMCNAHBDZUYGJG-UHFFFAOYSA-N 4-phenyldibenzothiophene Chemical compound C1=CC=CC=C1C1=CC=CC2=C1SC1=CC=CC=C12 BMCNAHBDZUYGJG-UHFFFAOYSA-N 0.000 description 2
- MYJVMIDCDITECL-UHFFFAOYSA-N 4-triphenylen-2-yldibenzothiophene Chemical compound C1=CC=C2C3=CC(C4=C5SC=6C(C5=CC=C4)=CC=CC=6)=CC=C3C3=CC=CC=C3C2=C1 MYJVMIDCDITECL-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- FRYRJNHMRVINIZ-UHFFFAOYSA-N B1CCOO1 Chemical compound B1CCOO1 FRYRJNHMRVINIZ-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910021577 Iron(II) chloride Inorganic materials 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
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Images
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- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
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- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
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- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
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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
- C07D333/52—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
- C07D333/54—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
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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
- C07D333/72—Benzo[c]thiophenes; Hydrogenated benzo[c]thiophenes
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- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- 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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- C07D409/02—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
- C07D409/04—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 directly linked by a ring-member-to-ring-member bond
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Description
〔実施例1:4-(トリフェニレン-2-イル)ジベンゾチオフェン(化合物1S)〕
(1.2-ブロモトリフェニレンの合成)
4.4 g(14.6 mmol)の2-ブロモトリフェニレン、4.0 g (17.5 mmol)の4-ジベンゾチオフェンボロン酸、0.51 g (0.44 mmol)のテトラキストリフェニルホスフィンパラジウム、4.0 g (43.4 mmol)の炭酸カリウムを、250 mLの丸底フラスコに、溶媒(90 mLのトルエンおよび10 mLの水)と共に入れた。この反応混合物を、窒素で30分間パージした後、加熱して、窒素下、撹拌しながら一晩還流させた。この反応混合物を冷却し、有機抽出物を、カラムクロマトグラフィーおよびトルエンを用いる再結晶により精製した。5.1 g (86%)の白色固体が生成物として得られ、これをプロトンNMRによって確認した。
(1.3-(2-トリフェニレン)フェニルトリフルオロメタンスルホネートの合成)
上記化合物の合成は、米国特許仮出願第60/963944号に記載されている。
4.52g (10.0 mmol)の3-(トリフェニレン-2-イル)フェニルトリフルオロメタンスルホネート、3.0g (13.0 mmol)の4-ジベンゾチオフェンボロン酸、0.46 g (0.5 mmol)のPd2(dba)3、0.82g (2.0 mmol)の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、12.7g (60.0 mmol)のK3PO4、ならびに150 mLのトルエンおよび15 mLの水を、250 mL丸底フラスコに入れた。反応混合物を、加熱して、窒素かで一晩還流させた。この反応混合物を冷却し、有機抽出物を、カラムクロマトグラフィーおよび再結晶によって精製した。4.3g (88%)の白色固体が生成物として得られ、これをプロトンNMRによって確認した。
(1.4,4,5,5-テトラメチル-2-(トリフェニレン-2-イル)-1,3,2-ジオキサボロランの合成)
2.25 g (6.3 mmol)の4,4,5,5-テトラメチル-2-(トリフェニレン-2-イル)-l,3,2-ジオキサボロラン、0.92 g (2.7 mmol)の2,8-ジブロモジベンゾチオフェン、0.12g (0.14 mmol)のPd2(dba)3、0.22g (0.53 mmol)の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、3.4g (16.0 mmol)のK3PO4、100 mLのトルエン、および10 mLの水を、250 mLの丸底フラスコに入れた。この反応混合物を、窒素で20分間パージした後、加熱して、窒素下、撹拌しながら一晩還流させた。この反応混合物を冷却し、濾過した。白色固体を、メタノールで3回(3 x 100 mL)および塩化メチレン(2 x 100 mL)で洗浄した。カラムクロマトグラフィーおよびトルエンを用いる再結晶により精製した。1.6 g (収率94%)の白色固体が生成物として得られ、これをトルエンを用いる再結晶および昇華によってさらに精製した。この生成物は、固体プローブMSによって確認した。
(1.2-ブロモジベンゾチオフェンの合成)
15 g (79.9 mmol)のジベンゾチオフェンを、1.5 Lのクロロホルムに溶解させた。この溶液に、12.76 g (79.9 mmol)の臭素を滴下により添加した。この反応混合物を、室温にて2日間激しく撹拌した後、亜硫酸ナトリウム水溶液で処理した。有機相を蒸発させて、白色固体を得た。この固体は、GC-MSおよびHPLCの結果に基づいて、48%の未反応ジベンゾチオフェン、50%の2-ブロモジベンゾチオフェン、および2%未満の2,8-ジブロモジベンゾチオフェンを有していた。この混合物を、酢酸エチルから繰り返し再結晶して、純粋な2-ブロモジベンゾチオフェンを得た。
8 g (17.5 mmol)の3-(2-トリフェニレン)フェニルトリフルオロメタンスルホネート、9.1 g (35.2 mmol)のビス(ピナコロラト)ジボロン、290 mg (0.35 mmol)のPd(dffp)2Cl2、5.2 g (52.5 mmol)のKOAc、および150 mLの無水ジオキサンを、250 mLの三口フラスコに入れた。この反応混合物を、90℃にて窒素下で20時間加熱した。ヘキサン中の30%の酢酸エチルを溶出液として用いるカラム精製の後で、7.O gの白色固体が得られた。生成物をプロトンNMRによって確認した。
2 g (7.1 mmol)の2-ブロモジベンゾチオフェン、4.0 g (9.3 mmol)のステップ2のホウ素エステル生成物、325 mg (0.355 mmol)のPd2(dba)3、582 g (1.4 mmol)S-phose、9 g (42 mmol)のK3PO4、90 mLのトルエン、および10 mLの水を、250 mLのフラスコに入れた。この反応混合物を窒素下で一晩加熱還流させた。反応混合物を塩化メチレンで抽出し、有機抽出物をシリカゲルカラムクロマトグラフィーおよび再結晶で精製した。約2.9 g (85%)の白色固体が生成物として得られ、これをプロトンNMRによって確認した。
(1.4,4’-ジメトキシ-o-テルフェニルの合成)
1,2-ジブロモベンゼン(50 g、212 mmol)、4-メトキシフェニルボロン酸(78 g、513 mmol)、トリフェニルフォスフィン(11.12 g、42.2 mmol)、炭酸カリウム(73.25 g、530 mmol)、ジメトキシエタン(290 mL)、および水(290 mL)からなる混合物を調製した。この混合物中に窒素を、20分間直接バブルさせた。酢酸パラジウム(4.76 g、21.2 mmol)を添加し、混合物を窒素下で一晩加熱還流させた。この反応混合物を冷却し、水および塩化メチレンを添加した。相を分離し、水性相を塩化メチレンで抽出した。合わせた有機相をセライトを通して濾過し、塩水で洗浄し、硫酸マグネシウムで無水にし、濾過紙、蒸発させて、黒色オイルを得た。この粗生成物を、ヘキサン中の0〜100%の塩化メチレンを用いて溶出させるカラムクロマトグラフィーによって精製した。主要フラクションをクーゲルロールを用いて200〜220℃にて蒸留することによって精製した。49 g (80%)の生成物が得られた。
12.4 gの4,4'ジメトキシ-o-テルフェニルおよび16 g (63.0 mmol)のヨウ素チップを、250 mLの反応槽に入れた。200 mLのトルエンを添加した後、続けて30 mLのプロピレンオキシドを添加した。光反応容器を、循環冷却水によって冷却される凝縮器と共にセットした。400Wの中圧水銀灯を光源として使用した。反応槽を、キャビネット内に置いた。ランプを点灯させ、冷却水の温度は、反応器を出る水が20℃〜25℃に維持されるようにセットした(出口流に設置した熱電対によってモニターした)。反応は、そのまま18時間行わせた。固体を濾過により除去し、ヘキサンで洗浄した。回収された物質は2.2 gだけであった。濾液をトルエンで希釈し、亜硫酸ナトリウム溶液で洗浄した。水性相をトルエンで逆抽出し、合わせた有機相を硫酸マグネシウムで無水にし、濾過し、蒸発させた。物質は、トルエンに溶解させ、亜硫酸ナトリウム溶液を添加して撹拌した。相を分離し、水性相を抽出したトルエンおよび合わせた有機相を硫酸マグネシウムで無水にし、濾過し、蒸発させた。残渣を、0〜100%の酢酸エチル/ヘキサンで溶出させるカラムクロマトグラフィーで精製した。8.8 gの物質(72%)が得られた。
2,11-ジメトキシトリフェニレン(8.8 g、30.5 mmol)およびピリジン塩酸塩(31.73 g、274.6 mmol)の混合物を、220℃にて2時間加熱した。この混合物を、冷却し、水を添加した。得られた固体を濾過し、水で洗浄し、高真空下で乾燥させた。7.45 g (94%)の所望の生成物が得られた。
トリフェニレン-2,11-ジオール(7.45 g、28.62 mmol)を、100 mLの塩化メチレンおよび13 mLのピリジンに添加し、この溶液を氷塩水浴中で冷却した。70 mLのジクロロメタン中のトリフルオロメタンスルホン酸無水物(19 mL、114.49 mmol)を、窒素下で、滴下により添加した。反応は2時間進行させたままにし、追加のメタノールおよび水を添加することによって停止させ、続いて塩化メチレンで希釈した。黄褐色の固体を濾過し、塩化メチレンおよび水で洗浄した。濾液の相を分離し、水性相を塩化メチレンで抽出した。有機抽出物を硫酸マグネシウムデ乾燥させ、濾過し、蒸発させて、褐色固体を得た。この褐色固体を、0〜100%の塩化メチレン/ヘキサンで溶出させるカラムクロマトグラフィー、および300 mLの熱トルエンから2回再結晶させることによって精製した。11.4 gの生成物(76%)が得られた。
トリフェニレン-2,11-ジイルビス(トリフルオロメタンスルホネート)(1.5 g、2.9 mmol)、ジベンゾチオフェン-4-ボロン酸(2.6 g、11.4 mmol)、フッ化カリウム(1.1 g、19 mmol)、およびTHF 50 mLの混合物を調製した。この混合物中に窒素を、1時間直接バブルさせた。次いで、酢酸パラジウム(13 mg、0.06 mmol)およびトリスシクロヘキシルホスフィン(19m g、0.07 mmol)を添加した後、窒素を、さらに30分間バブルさせた。混合物を、窒素下、50℃にて一晩加熱した。その後、この反応混合物を室温に冷却した。沈殿を濾過により集めた。この白色固体をソックスレー抽出器に入れ、還流するTHFで一晩洗浄した。抽出器内の固体を集めて、0.9 gの白色固体を得た(収率53%)。
(1.2-(3’-メトキシビフェニル-3-イル)トリフェニレンの合成)
12.9 g (28.5 mmol)の3-(トリフェニレン-2-イル)フェニルトリフルオロメタンスルホネート、6.5 g (42.8 mmol)の3-メトキシフェニルボロン酸、0.47 g (1.1 mmol)の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(SPhos)、および18.2 g (85.5 mmol)の三塩基性リン酸カリウム(K3PO4)を、丸底フラスコに秤入れた。このフラスコに、150 mLのトルエンおよび80 mLの水を溶媒として添加した。この溶液を窒素でパージし、0.26 gのトリス(ジベンジリデンアセトン)ジパラジウム(0) [Pd2(dba)3](0.28 mmol)を添加した。この溶液を20時間加熱還流させた。冷却した直後に、有機相を分離し、MgSO4で乾燥させた。生成物は、ヘキサン/塩化メチレン(1/0〜3/2の濃度勾配)を溶出液として用いるカラムクロマトグラフィーによって容易に分離することができる。溶媒をロータリーエバポレーターにより蒸発させて除去して、11.7 g (28 mmol)の生成物2-(3'-メトキシビフェニル-3-イル)トリフェニレンを得た。
窒素下、丸底フラスコ内で、11.5 g (28 mmol)の2-(3'-メトキシビフェニル-3-イル)トリフェニレンおよび21.1 g (183 mmol)のピリジン塩酸塩を204℃に加熱した。冷却した直後に水を添加し、塩化メチレンで抽出した。合わせた有機相を、さら夏水で洗浄し、溶媒をロータリーエバポレーターにより蒸発させて除去した。固体をセライトに乾式充填し、生成物を、ヘキサン:塩化メチレン(1:4)を溶出液として用いるカラムクロマトグラフィーによって精製した。溶媒をロータリーエバポレーターにより蒸発させて除去して、8.6 g (22 mmol)の生成物3’-(トリフェニレン-2-イル)ビフェニル-3-オールを得た。
8.6 g (22 mmol)の生成物3’-(トリフェニレン-2-イル)ビフェニル-3-オールを、3.4 g (43.4 mmol)の無水ピリジンおよび450 mLの無水ジクロロメタンと共に、窒素下、フラスコに入れた。この溶液を氷浴中で冷却し、12.2 g (43.4 mmol)のトリフルオロメタンスルホン酸無水物(Tf2O)をシリンジによってゆっくりと添加した。この溶液を室温に戻し、一晩撹拌した。この溶液を水で洗浄し、はMgSO4で乾燥させ、溶媒をロータリーエバポレーターにより蒸発させて除去した。生成物3’-(トリフェニレン-2-イル)ビフェニル-3-イルトリフルオロメタンスルホネートを、ヘキサン/塩化メチレン(1/0〜1/1の濃度勾配)を溶出液として用いるカラムクロマトグラフィーによって精製して、10.7 g (20.2 mmol)を得た。
5.5 g (10.4 mmol)の上記ステップ3の生成物、3.0 g (13.5 mmol)の4-ボロン酸ジベンゾチオフェン、458 mg (0.5 mmol)のPd2(dba)3、820 mg (2 mmol)のS-phose、12.7 g (60 mmol)のリン酸カリウム、および150 mLのトルエンを、250 mLのフラスコに入れた。この反応混合物を加熱して、窒素下で一晩還流させた。その後、これを冷却し、後処理した。約5 gの白色生成物が、ヘキサン中の20%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィー、およびメタノールによる洗浄後に得られた。この生成物は、プロトンNMRによって確認した。
(1.3,3’-ジメトキシ-o-テルフェニルの合成)
1,2-ジブロモベンゼン(50.0 g、0.212mol)、3-メトキシフェニルボロン酸(77.3 g、0.509mol)、酢酸パラジウム(1.2 g、5.33 mmol)、トリフェニルホスフィン(21.4 mmol)、および炭酸ナトリウム(78.9 g、0.744 mol)と、ジメトキシエタン(430 mL)および水(290 mL)とを、撹拌棒、還流凝縮器、および窒素導入口を装備した2000 mL丸底フラスコ内で混合し、4日間加熱還流させた。酢酸エチル(500 mL)を添加し、勇気層を分離し、硫酸マグネシウムで無水にし、蒸発させて乾燥させて、61.3 g (99.7%)の3,3’-ジメトキシ-o-テルフェニルを白色固体として得た。
窒素導入口および撹拌棒を装備した2000 mLの丸底フラスコ中、3,3’-ジメトキシ-o-テルフェニル(61.3 g、0.211mol)を、無水塩化メチレン(1000 mL)に溶解させた。次いで、塩化鉄(II) (68.6 g、0.423mol)を添加し、混合物を一晩撹拌した。朝に、追加の2当量の塩化鉄(II)を添加し、反応が1時間以内に完結した。この混合物にメタノールおよび水を添加し、有機相を分離し、硫酸マグネシウムで無水にし、蒸発させて乾燥させた。この粗生成物を、60/40の塩化メチレン/ヘキサンを溶出液として用いるシリカゲルカラムクロマトグラフィーによって精製して、50.7 gの淡黄色固体を得た。この固体を700 mLのアセトニトリルから再結晶させて、49.1 gの2,9-ジメトキシトリフェニレンを得た。
2,9-ジメトキシトリフェニレン(49.1 g、0.170mol)およびピリジン塩酸塩(200 g、1.70mol)を、撹拌棒、還流凝縮器、および窒素導入口を装備した500 mL丸底フラスコに入れ、220℃にて90分間加熱した。この溶液を冷却し、水を添加すると、白色沈殿が形成された。これを真空濾過で集め、水で洗浄し、真空下で乾燥して、43.7 g (96%)の2,9-ジヒドロキシトリフェニレンを得た。
撹拌棒および窒素導入口を装備した1000 mLの丸底フラスコ中の、2,9-ジヒドロキシトリフェニレン(17.5 g、65 mmol)およびピリジン(300 mL)の冷却(0℃)溶液に、トリフルオロメタンスルホニン酸無水物(38.7 g、137 mmol)を、滴下により添加した。この反応混合物を、そのまま室温にて一晩撹拌した。ピリジンを蒸発させた後、得られた固体をメタノール(500 mL)と撹拌し、真空濾過で集めて32 gの白色粉末を得た。この白色粉末を、500 mLの30/70のヘプタン/ジクロロエタンから再結晶させて、28.3 g (82%)のトリフェニレン-2,9-ジイルビス(トリフルオロメタンスルホニル)トリフェニレンを得た。
トリフェニレン-2,7-ジイルビス(トリフルオロメタンスルホネート)(2 g、3.8 mmol)、ジベンゾチオフェン-4-ボロン酸(3.5 g、15 mmol)、フッ化カリウム(1.5 g、25 mmol)およびTHF 100 mLを準備した。この混合物に、窒素を、1時間直接バブルさせた。次いで、酢酸パラジウム(17 mg、0.08 mmol)およびトリスシクロヘキシルホスフィン(26m g、0.09 mmol)を添加し、その後、この混合物に窒素をさらに30分間バブルさせた。混合物を、室温で2日間撹拌した。この反応物を冷却した。沈殿を濾過によって集めた。酢酸パラジウム(17 mg、0.08 mmol)およびトリスシクロヘキシルホスフィン(26m g、0.09 mmol)を添加し、その後、この混合物に窒素をさらに15分間バブルさせた。この混合物を室温でさらに2日間撹拌した。灰色固体を、ソックスレー抽出器に入れ、THFで一晩還流させることによって洗浄した。抽出器内の固体を集めて、2.1 gの白色固体(収率92%)を得た。
(ステップ1)
2,6-ジクロロピリジン(13 g、88 mmol)、ジベンゾチオフェン-4-ボロン酸(5 g、22 mmol)、三塩基性リン酸カリウム(28 g、132 mmol)、300 mLのトルエン、および30 mLの水の混合物を準備した。この混合物に、窒素を、1時間直接バブルさせた。次いで、トリスジベンジリデンアセトン(0.54 g、1.3 mmol)を添加し、その後、この混合物に窒素をさらに20分間バブルさせた。混合物を、室温で2日間撹拌した。有機相を集め、水性相は、塩化メチレンで抽出した。合わせた有機相を、硫酸マグネシウムで無水にし、濃縮させた。粗生成物を、ヘキサン中最高で10%までの酢酸エチルを用いるシリカゲルカラムフラッシュクロマトグラフィーによって精製して、5 gの黄色固体を得た。これをさらにジクロロエタン/ヘプタンから再結晶させて、25グラムの白色固体(39%)を得た。
4,4,5,5-テトラメチル-2-(トリフェニレン-2-イル)-l,3,2-ジオキサボロラン (2.2 g、6.1 mmol)、2-クロロ-6-(ジベンゾチオフェン-4-イル)ピリジン(1.5 g、5.1 mmol)、三塩基性リン酸カリウム(3.3 g、15.3 mmol)、150 mLトルエンおよび15 mLの水の混合物を調製した。この混合物に、窒素を、40分間直接バブルさせた。次いで、トリスジパラジウム(ジベンジリデンアセトン)(56 mg、0.06 mmol)およびビス(シクロヘキシル)-2-ビフェニルホスフィン(100 mg、0.24 mmol)を添加し、その後、この混合物に窒素をさらに17分間バブルさせた。この反応混合物を、窒素下で一晩還流させた。沈殿を濾過によって集め、トルエン、塩化メチレン、およびメタノールで洗浄した。その後、生成物を250 mLの熱キシレンに溶解させ、小さな硫酸マグネシウムプラグを通して濾過した。濾液を加熱還流させて、全ての固体を溶解させ、ゆっくりと冷却した。この再結晶の生成物は、2.3 g(93%)の白色固体として得られた。
(1.2-クロロ-6-(3-メトキシフェニル)ピリジンの合成)
m-メトキシ-フェニルボロン酸(10 g、65.8 mmol)、2、6-ジクロロピリジン(9.7 g、65.8 mmol)、炭酸カリウム(27.3 g、197.4 mmol)、トリフェニルホスフィン(2.07 g、7.9 mmol)、ジメトキシエタン250 mL、および水80 mLの混合物を調製した。この混合物に、窒素を、20分間直接バブルさせた。次いで、酢酸パラジウム(0.44 g、2.0 mmol)を添加した。この混合物に、再度、窒素をさらに10分間バブルさせた。この反応混合物を、窒素下で一晩還流させた。混合物を、室温に冷却した。有機相を分離し、水性相は、塩化メチレンで抽出した。合わせた有機相を、硫酸マグネシウムで無水にし、濾過し、蒸発させた。生成物を、ヘキサン中最高で10%までの酢酸エチルを用いるシリカゲルカラムによって精製して、6.5 gの無色オイル(45%)を得た。
2-クロロ-6-(3-メトキシフェニル)ピリジン(3.5 g、16 mmol)、ジベンゾチオフェン-4-ボロン酸(4 g、17.5 mmol)、リン酸カリウム(10.2 g、48mmol)、ジメトキシエタン500 mLおよび水50 mLの混合物を調製した。この混合物に、窒素を15分間直接バブルさせた。次いで、トリスジベンジリデンアセトンジパラジウム(147 mg、0.16 mmol)および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 (263 mg、0.64 mmol)を添加し、この混合物に、窒素をさらに15分間バブルさせた。この反応混合物を、窒素下で一晩還流させた。次の日、この反応物を室温に冷却した。有機相を分離し、水性相は、塩化メチレンで抽出した。合わせた有機相を、硫酸マグネシウムで無水にし、濾過し、蒸発させた。生成物を、ヘキサン中最高で10%までの酢酸エチルを用いるシリカゲルカラムによって精製して、3.8 g (65%)の黄色固体を得た。
2-(ジベンゾ[b,d]チオフェン-4-イル)-6-(3-メトキシフェニル)ピリジン(3.8 g、10.3 mmol)を、120 mLの塩化メチレンに溶解させた。この溶液を、窒素下、0℃に冷却した。BBr3 (22.8 mL、ヘキサン中の1M溶液)を0℃にてゆっくりと添加し、その後、ゆっくりと室温に戻した。反応は、100 mLの水をゆっくりと添加することによって停止させた。塩化メチレンをロータリーエバポレーターによる蒸留で除去した。次いで、混合物を3時間還流させた。飽和重炭酸ナトリウム溶液を添加して混合物を中和し、これを塩化メチレンおよび酢酸で抽出した。合わせた有機相を硫酸マグネシウムで無水にし、濾過し、減圧下で濃縮させて、4 gのガラス状暗褐色固体を得た。この生成物を、次のステップに、さらに精製することなく用いた。
3-(6-(ジベンゾ[b,d]チオフェン-4-イル)ピリジン-2-イル)フェノール(4 g、11.3 mmol)を、100 mLのピリジンに懸濁させ、アセトン/氷浴で-10℃に冷却した。トリフルオロメタンスルホン酸(triflate)無水物(2.29 mL、13.6 mmol)を、窒素下でゆっくり添加した。この混合物を、0℃にて2時間撹拌した後、飽和重炭酸ナトリウム溶液200 mLに注いだ。この混合物を、酢酸エチルで抽出した。合わせた有機相を硫酸マグネシウムで無水にし、濾過し、蒸発させた。この混合物を、ヘキサン中最高で15%までの酢酸を用いる2回のシリカゲルカラムで精製した。次いで、この生成物を、塩化メチレン溶液からヘキサンを添加することによって沈殿させて、1.8 gの白色固体を得た(最後の2ステップを合わせた収率は、36%である)。
3-(6-(ジベンゾ[[b,d]チオフェン-4-イル)ピリジン-2-イル)フェニルトリフルオロメタンスルホネート(1.65 g、3.4 mmol)、4,4,5,5-テトラメチル-2-(トリフェニレン-2-イル)-1,3,2-ジオキサボロラン(1.32 g、3.7 mmol)、リン酸カリウム(2.16 g、10.2 mmol)、トルエン100 mL、および水10 mLの混合物を調製した。この混合物に、窒素を25分間直接バブルさせた。次いで、トリスジベンジリデンアセトンジパラジウム(31 mg、0.034 mmol)および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(55m g、0.14 mmol)を添加し、その後、この混合物に窒素をさらに15分間バブルさせた。この反応混合物を、窒素下で一晩還流させた。次の日、室温に冷却した。残渣を濾過によって集め、トルエン、塩化メチレン、およびメタノールで過剰に洗浄して、1.8 gの灰色固体を得た。この灰色固体を260℃で2回昇華させて、デバイスの製造に用いた。
(1.2,11-ビス(3-メトキシフェニル)トリフェニレンの合成)
トリフェニレン-2,11-ジイルビス(トリフルオロメタンスルホネート)(2 g、3.8 mmol)、3-メトキシフェニルボロン酸(2.3 g、15 mmol)、三塩基性リン酸カリウム(4.8 g、23 mmol)、トルエン100 mL、および水10 mLの混合物を調製した。この混合物に、窒素を30分間直接バブルさせた。次いで、トリスジベンジリデンアセトンジパラジウム(70 mg、0.30 mmol)を添加し、この混合物に、窒素をさらに15分間バブルさせた。この反応混合物を、窒素下で3時間還流させた。この反応物を室温に冷却し、反応混合物の有機相を集め、硫酸マグネシウムで無水にし、減圧下で濃縮した。粗生成物を、シリカゲルフラッシュクロマトグラフによって精製して、1.6 g (95%)の黄色固体を得た。
2,11-ビス(3-メトキシフェニル)トリフェニレン(1.6 g、3.7 mmol)およびピリジン塩酸塩(4.3 g、37 mmol)を、窒素下、220℃にて2時間半加熱した。この反応混合物を室温に冷却し、水で洗浄した。1.6 gの褐色残渣を濾過により集め、減圧下で乾燥させ、さらなる精製をすることなく次のステップに用いた。
3,3'-(トリフェニレン-2,ll-ジイルの合成(ビス(3,l-フェニレン)(ビス(トリフルオロメタンスルホネート。)
[0080] 3,3'-(トリフェニレン-2,11-ジイル)ジフェノール(1.6 g、3.9 mmol)を、50 mL塩化メチレンおよび5 mLのピリジンの混合物に懸濁させた。この混合物を、氷/水浴によって0℃に冷却した。トリフルオロメタンスルホン酸無水物(1.44 mL、8.5 mmol)を30 mLの塩化メチレンに溶解させ、窒素下、0℃にて反応混合物にゆっくりと添加した。次いで、反応を、窒素下、室温にて一晩撹拌した。メタノール20 mLをこの反応液に添加した。この混合物をロータリーエバポレーターによって濃縮した。残渣を水に懸濁させた後、濾過によって集めた。水で洗浄したあと、残渣を真空下で乾燥させた。粗生成物を、ヘキサン中最高で30%までの塩化メチレンを用いるシリカフラッシュクロマトグラフィーによって精製して、白色固体1.6 gを得た(最後の2ステップを合わせた収率:65%)。
3,3'-(トリフェニレン-2,11-ジイル)ビス(3,1-フェニレン)ビス(トリフルオロメタンスルホネート(1.6 g、2.4 mmol)、ジベンゾチオフェン-4-ボロン酸(2.7 g、12 mmol)、三塩基性リン酸カリウム(3.4 mmol、16 mmol)、トルエン100 mL、および水50 mLの混合物を調製した。この混合物に、窒素を1時間直接バブルさせた。次いで、トリスジベンジリデンアセトンジパラジウム(44m g、0.048 mmol)およびビス(シクロヘキシル)-2-ビフェニルホスフィン(78 mg、0.19 mmol)を添加し、その後、この混合物に窒素をさらに30分間バブルさせた。この反応物を、一晩還流させた。この反応物を室温に冷却した後、残渣を濾過によって集め、メタノールおよび塩化メチレンで洗浄して、生成物を得た。
(1.4-フェニルジベンゾチオフェンの合成)
10 g (41.6 mmol)の4-ジベンゾチオフェンボロン酸、6.25 g (39.6 mmol)のブロモベンゼン、366 mg (0.39 mmol)のPd2(dba)3、656 mg (1.6 mmol)のS-phose、25.4 g (120 mmol)のK3PO4、180 mLのトルエンおよび20 mLの水を、500 mLのフラスコに入れた。この混合物を、窒素下で一晩加熱還流させた。この反応混合物を、純粋なヘキサンを溶出液とするシリカゲルカラムクロマトグラフィーによって精製した。約8.5 g(83%)の白色固体が生成物として得られ、これをMSで確認した。
3.5 g (13.4 mmol)の4-フェニルジベンゾチオフェンを、250 mLのフラスコ内で約30 mLの無水THFに溶解させ、-78℃に冷却した。この混合物に、17 mL(27 mmol)のヘキサン中1.6MのBuLiを添加し、30分間撹拌した。冷却浴を取り外し、反応をそのまま一晩撹拌した。この反応混合物を、再び-78℃に冷却し、4.5 mL (40 mmol)の硼酸トリメチルを添加し、4時間撹拌をした。約100 mLのHClを添加し、1時間撹拌を続けた。この混合物を、酢酸エチルで抽出し、有機抽出物を合わせた。溶媒を蒸発させて乾燥させた。この固体を100 mLのヘキサン中の20%酢酸エチルに添加し、数時間撹拌した後、濾過した。この濾過した固体を、ヘキサンで数回洗浄した。約2.5 gの白色固体が生成物として得られ、これをプロトンNMRで確認した。
2.4 g (7.89 mmol)の上記ボロン酸、3.3 g (7.2 mmol)の3-(トリフェニレン-2-イル)フェニルトリフルオロメタンスルホネート、67 mg (0.08 mmol)のPd2(dba)3、120 mg (0.3 mmol)S-phose、4.6 g (21.7 mmol)のK3PO4、90 mLのトルエン、および10 mLの水を、250 mLのフラスコに入れた。この混合物を窒素下で加熱し、6.5時間還流させた。この反応混合物を、分液漏斗で分離し、有機相を、ヘキサン中の20%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィー、およびトルエンとヘキサンとの混合液からの再結晶によって精製した。約3.8 g(94%)の白色固体が生成物として得られ、これをプロトンNMRによって確認した。
(1.2,8-ジフェニルジベンゾチオフェンの合成)
7.0 g (20.4 mmol)の2,8-ジブロモジベンゾチオフェン、6.4 g (51.1 mmol)のフェニルボロン酸、187 mg (0.2 mmol)のPd2(dba)3、335 mg (0.8 mmol)S-phose、13 g (61.2 mmol)のK3PO4、90 mLのトルエン、および10 mLの水を、250 mLのフラスコに入れた。この混合物を、窒素下で加熱して、4時間還流させた。この反応混合物を、分液漏斗で分離し、有機相を、ヘキサン中の20%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィーによって精製した。約6.6 g(96%)の白色固体が生成物として得られ、これをGC-MSによって確認した。
3.8 g (11.3 mmol)の2,8-ジフェニルベンゾチオフェンを、250 mLの三口フラスコ内で、30 mLの無水THFに溶解させた。この混合物に、18 mL (28.3 mmol)のヘキサン中1.6MのBuLiを、窒素下、-78℃にて添加した。この混合物を室温に戻し、18時間撹拌を続けた。この反応混合物を再び-78℃に冷却し、3.8 mL (34 mmol)の硼酸トリメチルを添加した。この混合物の撹拌を4時間、室温にて続けた後、約60 mLの1M HClを撹拌しながら1時間かけて添加した。この混合物を、酢酸エチルで抽出し、有機相を合わせた。溶媒を蒸発させて乾燥させた。この固体に、約100 mLのヘキサン中の20%酢酸エチルに添加した。これを数時間撹拌した後、濾過した。濾過された固体を、ヘキサンで3回洗浄した。約2.2 gの白色結晶が生成物として得られ、これをプロトンNMRによって確認した。
2.0 g (5.26 mmol)の2,8-diフェニルジベンゾチオフェン-4-ボロン酸、2.18 g (4.78 mmol)の3-(トリフェニレン-2-イル)フェニルトリフルオロメタンスルホネート、45 mg (0.05 mmol)のPd2(dba)3、80 mg (0.19 mmol)のS-phose、3.2g(14 mmol)のK3PO4、90 mLのトルエン、および10 mLの水を、250 mLのフラスコに入れた。この混合物を加熱して、窒素下で4時間還流させた。この反応混合物を、分液漏斗で分離し、有機相を、ヘキサン中の20%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィー、およびトルエンとヘキサンとの混合液からの再結晶によって精製した。約2.52 g(84%)の白色固体が生成物として得られ、これをプロトンNMRによって確認した。
(1.2,8-ジフェニルジベンゾチオフェンの合成)
7.0 g (20.4 mmol)の2,8-ジブロモジベンゾチオフェン、6.4 g (51.1 mmol)のフェニルボロン酸、187 mg (0.2 mmol)のPd2(dba)3、335 mg (0.8 mmol)のS-phose、13 g (61.2 mmol)のK3PO4、90 mLのトルエン、および10 mLの水を、250 mLのフラスコに入れた。この混合物を加熱して、窒素下で4時間還流させた。この反応混合物を、分液漏斗で分離し、有機相を、ヘキサン中の20%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィーによって精製した。約6.6 g(96%)の白色固体が生成物として得られ、これをGC-MSによって確認した。
3.8 g (11.3 mmol)の2,8-ジフェニルベンゾチオフェンを、250 mLの三口フラスコ中の30 mLの無水THFに溶解させた。この混合物に、約18 mL(28.3 mmol)のヘキサン中1.6MのBuLiを、窒素下、-78℃で添加した。この混合物を室温に戻し、撹拌を18時間続けた。この反応混合物を再び-78℃に冷却し、3.8 mL(34 mmol)の硼酸トリメチルを添加し、この混合物の撹拌を室温で4時間続けた。次いで、約60 mLの1M HClを、継続的に撹拌しながら1時間で添加した。この混合物を、酢酸エチルで抽出し、有機相を合わせた。溶媒を蒸発させて乾燥させた。この固体に、約100 mLのヘキサン中の20%酢酸エチルに添加し、これを数時間撹拌した後、濾過した。濾過された固体を、ヘキサンで洗浄した。約2.2 gの白色結晶が生成物として得られ、これをプロトンNMRによって確認した。
5.5 g (14.5 mmol)の2,8-ジフェニルジベンゾチオフェン-4-ボロン酸、2.3 g (14.5 mmol)のブロモベンゼン、135 mg (0.15 mmol)のPd2(dba)3、238 mg (0.58 mmol)のS-phose、9.2 g (43.2 mmol)のK3PO4、180 mLのトルエン、および20 mLの水を、500 mLのフラスコに入れた。この混合物を加熱して、窒素下で一晩還流させた。この反応混合物を分液漏斗で分離し、有機相をヘキサン中の20%酢酸エチルを用いるシリカゲルカラムクロマトグラフィーによって精製した。約5.1 gの2,4,8-トリフェニルジベンゾチオフェンの白色固体が生成物として得られ、これをプロトンNMRで確認した。
5.0 g (12.13 mmol)の2,4,8-トリフェニルベンゾチオフェンを、250 mLの三口フラスコ中の100 mLの無水THFに溶解させた。この混合物に、約19 mL(30.3 mmol)のヘキサン中の1.6MのBuLiを、窒素下、-78℃で添加した。この混合物を室温に戻し、撹拌を18時間続けた。この反応混合物を再び-78℃に冷却し、3.8 mL(34 mmol)の硼酸トリメチルを添加し、混合物の撹拌を室温で4時間続けた。次いで、約100 mLの1M HClを、撹拌しながら1.5時間かけて添加した。この混合物を、酢酸エチルで抽出し、有機相を合わせた。溶媒を蒸発させて、乾燥させた。この固体を、150 mLのヘキサン中20%の酢酸エチルに添加した。この混合物を数時間撹拌した後、濾過した。濾過された固体をヘキサンで3回洗浄した。約4.5 gの白色固体が生成物として得られ、これをプロトンNMRで確認した。
3.5 g (7.67 mmol)の2,4,8-トリフェニルジベンソチオフェン-6-ボロン酸、3.2 gの3-(トリフェニレン-2-イル)フェニルトリフルオロメタンスルホネート、64 mg (0.077 mmol)のPd2(dba)3、115 mg (0.30 mmol)のS-phose、4.5g(22 mmol)のK3PO4、90 mLのトルエン、および10 mLの水を、250 mLのフラスコに入れた。この混合物を、加熱して、窒素下で一晩還流させた。この反応混合物を、分液漏斗で分離し、有機相を、ヘキサン中の25%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィー、およびトルエンとヘキサンとの混合液からの再結晶によって精製した。約4.5 g (92%)の白色固体が生成物として得られ、これをプロトンNMRで確認した。
3.9 g (18.4 mmol)のジベンゾフラン-4-ボロン酸、7.0 g (15.4 mmol)の3-(トリフェニレン-2-イル)フェニルトリフルオロメタンスルホネート、141 mg (0.154 mmol)のPd2(dba)3、252 mg (0.46 mmol)のS-phose、9.8 g (46 mmol)のK3PO4、180 mLのトルエン、および20 mLの水を、500 mLのフラスコに入れた。この混合物を、加熱して、窒素下で一晩還流させた。この反応混合物を、分液漏斗で分離し、有機相を、ヘキサン中の20%塩化メチレンを溶出液として用いるシリカゲルカラムクロマトグラフィーによって精製した。約6.2 g (87%)の白色固体が生成物として得られ、これをプロトンNMRで確認した。
Claims (6)
- 前記有機層が、発光層である、請求項3に記載のデバイス。
- 前記有機層が、燐光発光材料をさらに含む、請求項4に記載のデバイス。
- 前記燐光発光材料がイリジウム錯体である、請求項5に記載のデバイス。
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