JP5493416B2 - 重合性ビフェニル化合物 - Google Patents
重合性ビフェニル化合物 Download PDFInfo
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- JP5493416B2 JP5493416B2 JP2009069845A JP2009069845A JP5493416B2 JP 5493416 B2 JP5493416 B2 JP 5493416B2 JP 2009069845 A JP2009069845 A JP 2009069845A JP 2009069845 A JP2009069845 A JP 2009069845A JP 5493416 B2 JP5493416 B2 JP 5493416B2
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- -1 biphenyl compound Chemical class 0.000 title claims description 44
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 title description 15
- 235000010290 biphenyl Nutrition 0.000 title description 3
- 239000004305 biphenyl Substances 0.000 title description 3
- 150000001875 compounds Chemical class 0.000 claims description 97
- 239000004973 liquid crystal related substance Substances 0.000 claims description 75
- 239000000203 mixture Substances 0.000 claims description 68
- 230000003287 optical effect Effects 0.000 claims description 24
- 125000000217 alkyl group Chemical group 0.000 claims description 19
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 14
- 125000003545 alkoxy group Chemical group 0.000 claims description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims description 8
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 8
- 125000002947 alkylene group Chemical group 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 7
- 125000002030 1,2-phenylene group Chemical group [H]C1=C([H])C([*:1])=C([*:2])C([H])=C1[H] 0.000 claims description 6
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 125000005654 1,2-cyclohexylene group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([*:2])C([H])([*:1])C1([H])[H] 0.000 claims description 5
- 125000004955 1,4-cyclohexylene group Chemical group [H]C1([H])C([H])([H])C([H])([*:1])C([H])([H])C([H])([H])C1([H])[*:2] 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 2
- OLAPPGSPBNVTRF-UHFFFAOYSA-N naphthalene-1,4,5,8-tetracarboxylic acid Chemical compound C1=CC(C(O)=O)=C2C(C(=O)O)=CC=C(C(O)=O)C2=C1C(O)=O OLAPPGSPBNVTRF-UHFFFAOYSA-N 0.000 claims 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 72
- 238000006243 chemical reaction Methods 0.000 description 52
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 24
- 239000002904 solvent Substances 0.000 description 23
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 22
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 21
- 239000000758 substrate Substances 0.000 description 21
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 18
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 16
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 16
- 239000000243 solution Substances 0.000 description 16
- 239000012044 organic layer Substances 0.000 description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
- 238000000746 purification Methods 0.000 description 14
- 239000000741 silica gel Substances 0.000 description 14
- 229910002027 silica gel Inorganic materials 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 239000010409 thin film Substances 0.000 description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 238000006116 polymerization reaction Methods 0.000 description 12
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000012298 atmosphere Substances 0.000 description 10
- 229910001873 dinitrogen Inorganic materials 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 10
- 239000004642 Polyimide Substances 0.000 description 9
- 239000010408 film Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 229920001721 polyimide Polymers 0.000 description 9
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- 230000000379 polymerizing effect Effects 0.000 description 8
- 229910000027 potassium carbonate Inorganic materials 0.000 description 8
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 7
- 239000004988 Nematic liquid crystal Substances 0.000 description 6
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 6
- 125000000524 functional group Chemical group 0.000 description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 6
- HFBMWMNUJJDEQZ-UHFFFAOYSA-N acryloyl chloride Chemical compound ClC(=O)C=C HFBMWMNUJJDEQZ-UHFFFAOYSA-N 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
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- 239000003999 initiator Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- BDNKZNFMNDZQMI-UHFFFAOYSA-N 1,3-diisopropylcarbodiimide Chemical compound CC(C)N=C=NC(C)C BDNKZNFMNDZQMI-UHFFFAOYSA-N 0.000 description 4
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- ARUBXNBYMCVENE-UHFFFAOYSA-N 4-(4-bromophenyl)phenol Chemical group C1=CC(O)=CC=C1C1=CC=C(Br)C=C1 ARUBXNBYMCVENE-UHFFFAOYSA-N 0.000 description 4
- JNTPTNNCGDAGEJ-UHFFFAOYSA-N 6-chlorohexan-1-ol Chemical compound OCCCCCCCl JNTPTNNCGDAGEJ-UHFFFAOYSA-N 0.000 description 4
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 238000000862 absorption spectrum Methods 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical group CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- BGRWYRAHAFMIBJ-UHFFFAOYSA-N diisopropylcarbodiimide Natural products CC(C)NC(=O)NC(C)C BGRWYRAHAFMIBJ-UHFFFAOYSA-N 0.000 description 4
- 238000006266 etherification reaction Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- PSHKMPUSSFXUIA-UHFFFAOYSA-N n,n-dimethylpyridin-2-amine Chemical compound CN(C)C1=CC=CC=N1 PSHKMPUSSFXUIA-UHFFFAOYSA-N 0.000 description 4
- 229960003742 phenol Drugs 0.000 description 4
- 125000001989 1,3-phenylene group Chemical group [H]C1=C([H])C([*:1])=C([H])C([*:2])=C1[H] 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 125000002843 carboxylic acid group Chemical group 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 235000019253 formic acid Nutrition 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
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- 239000003381 stabilizer Substances 0.000 description 3
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- UNMJLQGKEDTEKJ-UHFFFAOYSA-N (3-ethyloxetan-3-yl)methanol Chemical compound CCC1(CO)COC1 UNMJLQGKEDTEKJ-UHFFFAOYSA-N 0.000 description 2
- LWRBVKNFOYUCNP-UHFFFAOYSA-N 2-methyl-1-(4-methylsulfanylphenyl)-2-morpholin-4-ylpropan-1-one Chemical compound C1=CC(SC)=CC=C1C(=O)C(C)(C)N1CCOCC1 LWRBVKNFOYUCNP-UHFFFAOYSA-N 0.000 description 2
- LAMUXTNQCICZQX-UHFFFAOYSA-N 3-chloropropan-1-ol Chemical compound OCCCCl LAMUXTNQCICZQX-UHFFFAOYSA-N 0.000 description 2
- HTRNHWBOBYFTQF-UHFFFAOYSA-N 4-bromo-2-fluoro-1-phenylbenzene Chemical group FC1=CC(Br)=CC=C1C1=CC=CC=C1 HTRNHWBOBYFTQF-UHFFFAOYSA-N 0.000 description 2
- 238000007341 Heck reaction Methods 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000004990 Smectic liquid crystal Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 2
- 239000012346 acetyl chloride Substances 0.000 description 2
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
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- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
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- CYIDZMCFTVVTJO-UHFFFAOYSA-N pyromellitic acid Chemical compound OC(=O)C1=CC(C(O)=O)=C(C(O)=O)C=C1C(O)=O CYIDZMCFTVVTJO-UHFFFAOYSA-N 0.000 description 2
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- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
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- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
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- 150000003232 pyrogallols Chemical class 0.000 description 1
- 238000007342 radical addition reaction Methods 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
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- 229910052717 sulfur Inorganic materials 0.000 description 1
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- 238000001308 synthesis method Methods 0.000 description 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 1
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Description
本発明の化合物は以下に記載する合成方法で合成することができる。
(製法1) 一般式(I-1)で表される化合物の製造
4-ブロモ-4’-ヒドロキシビフェニルとアクリル酸ターシャリーブチルとのパラジウム触媒による溝呂木−ヘック反応により、ビフェニル誘導体(S-1)を得て、更に塩化アクリロイルとのエステル化反応により、アクリロイル基を有するビフェニル誘導体(S-2)を得る。更にトリフルオロ酢酸により、ターシャリーブチル基を脱離させてカルボン酸基に変換したビフェニル誘導体(S-3)を得る。
2-フルオロ-4-ブロモビフェニルと塩化アセチルとを塩化アルミニム(III)を用いたフリーデルクラフト反応を行い、更にギ酸と過酸化水素水による過ギ酸によりフッ素原子により置換したヒドロキシビフェニル化合物(S-6)を得る。更にアクリル酸ターシャリーブチルとのパラジウム触媒による溝呂木−ヘック反応により、ビフェニル誘導体(S-7)を得る。次いで6-クロロヘキシルアクリレートと炭酸カリウム等の塩基存在下でエーテル化反応させて、アクリロイル基を有するビフェニル誘導体(S-8)を得る。更にトリフルオロ酢酸により、ターシャリーブチル基を脱離させてカルボン酸基に変換したビフェニル誘導体(S-9)を得る。
水酸基を有するビフェニル誘導体(S-1)にパラジウムカーボンを用いた接触水素還元により、ビフェニル誘導体(S-10)を得る。更に塩化アクリロイルとのエステル化反応により、アクリロイル基を有するビフェニル誘導体(S-11)を得る。更にトリフルオロ酢酸により、ターシャリーブチル基を脱離させてカルボン酸基に変換したビフェニル誘導体(S-12)を得る。
3-エチル-3-ヒドロキシメチルオキセタン(商品名EOXA,東亜合成社製)と1-ブロモ-3-クロロプロパンとを水酸化ナトリウム等の塩基の存在下でエーテル化反応させ、オキセタン誘導体(S-18)を得る。次いで、4-ブロモ-4'-ヒドロキシビフェニルとを炭酸カリウム等の塩基存在下でエーテル化反応させて、オキセタン基を有するビフェニル誘導体(S-19)を得る。
(実施例1)
撹拌装置、冷却器、及び温度計を備えた反応容器に4−ブロモ−4’−ヒドロキシビフェニル 10g(40.1ミリモル)、ターシャリーブチルアクリレート 6.2g(48.2ミリモル)、トリエチルアミン 4.8g(48ミリモル)、酢酸パラジウム 530mg、ジメチルホルムアミド 300mlを仕込み、窒素ガス雰囲気下で反応器を100℃に加熱し反応させた。反応終了後、酢酸エチル、THFを加え、10%塩酸水溶液、純水、飽和食塩水で有機層を洗浄した。溶媒を留去した後、2倍量(重量比)のシリカゲルカラムにより精製を行い式(1)に示す化合物 11gを得た。
1H−NMR(溶媒:重クロロホルム):δ:1.48−1.60(m,8H),1.72−1.77(m,4H),1.82−1.89(m,4H),4.00(t,4H),4.29(t,4H),6.02(d,2H),6.31−6.38(m,2H),6.44−6.50(m,2H),6.66(d,2H),6.89(s,4H),7.20−7.29(m,6H),7.59−7.62(m,10H),7.76(d,2H)
13C−NMR(溶媒:重クロロホルム):δ:25.9,28.8,29.3,64.8,69.0,118.0,120.9,121.8,126.8,127.3,127.6,128.4,130.7,132.7,142.3,143.8,158.5,165.9,166.8
赤外吸収スペクトル(IR)(KBr):2925,2855,1760,1652−1622,809 cm−1
融点:99℃
(実施例2)
撹拌装置、冷却器、及び温度計を備えた反応容器に塩化アルミニウム(III)を12.8g(96ミリモル)、ジクロロメタン 100mlを加え攪拌した。次いで塩化アセチル 8.4g(110ミリモル)を90分かけてゆっくり滴下し、更に4−ブロモ−2−フルオロビフェニル 20g(80ミリモル)のジクロロメタン溶液80mlを2時間かけてゆっくり滴下した。滴下終了後、更に2時間攪拌し、反応を終了させた。反応液を500mlの氷水にゆっくり注ぎ、ジクロロメタンで抽出し、純水、飽和食塩水で有機層を洗浄した。溶媒を留去した後、乾燥を行いアセチル基を導入した化合物を23g得た。次いで、撹拌装置、冷却器、及び温度計を備えた反応容器にアセチル基を導入した化合物 23g、ギ酸 300mlを仕込み、34.5%の過酸化水素水 20mlを加え、加熱還流を6時間行った。反応終了後、10%の亜硫酸水素ナトリウム水溶液 450mlを加え、過酸化物を分解した。析出した固体をろ過し酢酸エチルで溶解させ水、飽和食塩水で有機層を洗浄した。溶媒を留去した後、2倍量(重量比)のシリカゲルカラムにより精製を行い式(6)に示す化合物 18gを得た。
1H−NMR(溶媒:重クロロホルム):δ:2.17−2.28(m,4H),4.12(t,4H),4.49(t,4H),6.03−6.18(m,2H),6.32−6.44(m,2H),6.62(d,2H),6.65(m,2H),6.94(s,4H),7.21−7.23(m,4H),7.31−7.34(m,4H),7.42−7.44(m,4H),7.56−7.58(m,2H),7.61(d,2H)
13C−NMR(溶媒:重クロロホルム):δ:28.7,61.5,65.6,114.2,119.0,121.2,121.4,127.4,129.7,132.5,142.3,143.8,148.3,164.8,166.8
赤外吸収スペクトル(IR)(KBr):2925,2855,1760,1652−1622,809cm−1
融点:144℃
(実施例3)
撹拌装置、冷却器及び温度計を備えた反応容器に、実施例1に記載の式(1)に示す化合物 5g(16.8ミリモル)、炭酸カリウム 2.8g(20ミリモル)、3−クロロプロピルアクリレート 3g(20ミリモル)、ジメチルホルムアミド 50mlを仕込み、90℃で4時間反応させる。反応終了後、酢酸エチル及び純水で洗浄し、有機層を無水硫酸ナトリウムで乾燥させた。溶媒を留去した後、2倍量(重量比)のシリカゲルカラムにより精製を行い式(11)に示す化合物 5.6gを得た。
1H−NMR(溶媒:重クロロホルム):δ:1.45−1.60(m,8H),1.73−1.77(m,4H),1.83−1.87(m,4H),2.15−2.20(m,4H),3.99(t,4H),4.02(t,4H),4.22(t,4H) 4.36(t,4H),5.82(d,2H),6.10−6.17(m,2H),6.39−6.47(m,4H),6.89(s,4H),6.94(d,4H),7.51−7.55(m,12H),7.65(m,6H),7.67(d,2H)
13C−NMR(溶媒:重クロロホルム):δ:25.9,28.7,28.8,29.3,61.3,64.4,64.5,69.0,113.9,114.7,117.5,120.9,126.8,127.9,128.1,128.4,130.7,132.5,132.6,142.3,144.0,148.9,158.5,165.9,166.9,
赤外吸収スペクトル(IR)(KBr):2925,2855,1760,1662−1622,809 cm−1
融点:114℃
(実施例4)
撹拌装置、冷却器及び温度計を備えた反応容器に、ピロメリット酸 5g(20ミリモル)、ヒドロキシエチルアクリレート 9.3g(80ミリモル)、ジメチルアミノピリジン 1.2g、ジクロロメタン 150mlを仕込み、氷冷バスにて5℃以下に反応容器を保ち。窒素ガスの雰囲気下でジイソプロピルカルボジイミド 940mg(96ミリモル)をゆっくり滴下した。滴下終了後、反応容器を室温に戻し5時間反応させた。反応液をろ過した後、ろ液にジクロロメタン 50mlを加え、10%塩酸水溶液で洗浄し、更に飽和食塩水で洗浄し、有機層を無水硫酸ナトリウムで乾燥させた。溶媒を留去した後、2倍量(重量比)のシリカゲルカラムにより精製を行い、式(14)に示す化合物 11gを得た。
1H−NMR(溶媒:重クロロホルム):δ:4.36(m,8H),4.44(m,8H),6.02(d,4H),6.31−6.38(m,4H),6.44−6.50(m,4H),6.66(d,4H),6.89(s,8H),7.20−7.29(m,12H),7.59−7.62(m,14H),7.76(d,4H)
13C−NMR(溶媒:重クロロホルム):δ:61.3,64.4,64.8,69.0,118.0,120.9,121.8,126.8,127.3,127.6,128.4,130.7,132.7,142.3,143.8,158.5,165.9,166.8
赤外吸収スペクトル(IR)(KBr):2925,2855,1760,1652−1622,809 cm−1
(実施例5)
以下に示す組成の重合性液晶組成物(組成物1)を調製した。
(比較例1)
以下に示す組成の重合性液晶組成物(組成物3)を調製した。
(比較例2)
以下に示す組成の重合性液晶組成物(組成物4)を調製した。
Claims (9)
- 一般式(I)
- 一般式(I)において、L2及びL3はお互い独立して、−O−、−OCH2−、−CH2O−、―COO−、−OCO−、−C2H4−、−C≡C−、又は単結合を表し、mは0又は1を表わす請求項1記載の重合性化合物。
- 一般式(I)において、S2は単結合、又は炭素数2〜6のアルキレン基であり、L3は単結合、又は−O−、−COO−、−OCO−であり、Zが無置換であるかアルキル基、ハロゲン化アルキル基、アルコキシ基、ハロゲン化アルコキシ基、ハロゲン、又はシアノ基により置換されていても良い1,2−フェニレン基、ナフタレン−2,3−ジイル基、又は1,2,4,5−ベンゼンテトライル基を表わし、mは0を表わす、請求項1又は2記載の重合性化合物。
- 一般式(I)において、R1がお互いに独立して式(R-1)又は式(R-2)を表す請求項1、2又は3のいずれかに記載の重合性化合物。
- mが0を表す請求項1、2又は4のいずれかに記載の重合性化合物。
- S1が単結合、又は炭素数2〜10のアルキレン基を表す請求項1、2、3、4又は5のいずれかに記載の重合性化合物。
- 請求項1から6のいずれかに記載される重合性化合物を含有する液晶組成物
- 請求7記載の重合性化合物を含有する液晶組成物の重合体により構成される光学異方体
- 請求項8記載の光学異方体を用いることを特徴とする液晶表示素子。
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