WO2023054507A1 - カラムクロマトグラフィー用固定相の製造方法 - Google Patents
カラムクロマトグラフィー用固定相の製造方法 Download PDFInfo
- Publication number
- WO2023054507A1 WO2023054507A1 PCT/JP2022/036248 JP2022036248W WO2023054507A1 WO 2023054507 A1 WO2023054507 A1 WO 2023054507A1 JP 2022036248 W JP2022036248 W JP 2022036248W WO 2023054507 A1 WO2023054507 A1 WO 2023054507A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- radically polymerizable
- polymerizable functional
- functional group
- group
- monomer
- Prior art date
Links
- 230000005526 G1 to G0 transition Effects 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 50
- 238000004440 column chromatography Methods 0.000 title description 5
- 125000000524 functional group Chemical group 0.000 claims abstract description 92
- 239000000178 monomer Substances 0.000 claims abstract description 80
- 238000007334 copolymerization reaction Methods 0.000 claims abstract description 50
- 239000002904 solvent Substances 0.000 claims abstract description 38
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 239000003999 initiator Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000004587 chromatography analysis Methods 0.000 claims abstract description 10
- 229920000642 polymer Polymers 0.000 claims description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 claims description 16
- SDJHPPZKZZWAKF-UHFFFAOYSA-N 2,3-dimethylbuta-1,3-diene Chemical compound CC(=C)C(C)=C SDJHPPZKZZWAKF-UHFFFAOYSA-N 0.000 claims description 12
- 239000003021 water soluble solvent Substances 0.000 claims description 11
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 8
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 8
- HGASFNYMVGEKTF-UHFFFAOYSA-N octan-1-ol;hydrate Chemical compound O.CCCCCCCCO HGASFNYMVGEKTF-UHFFFAOYSA-N 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 claims description 6
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 6
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 6
- 239000012046 mixed solvent Substances 0.000 claims description 6
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 4
- KFDVPJUYSDEJTH-UHFFFAOYSA-N 4-ethenylpyridine Chemical compound C=CC1=CC=NC=C1 KFDVPJUYSDEJTH-UHFFFAOYSA-N 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- MJKIORXNEJFOPX-UHFFFAOYSA-N 2-prop-1-en-2-ylpyridine Chemical compound CC(=C)C1=CC=CC=N1 MJKIORXNEJFOPX-UHFFFAOYSA-N 0.000 claims description 3
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 claims description 3
- DPZYLEIWHTWHCU-UHFFFAOYSA-N 3-ethenylpyridine Chemical compound C=CC1=CC=CN=C1 DPZYLEIWHTWHCU-UHFFFAOYSA-N 0.000 claims description 3
- WWDWPSQOAUMNDT-UHFFFAOYSA-N 3-prop-1-en-2-ylpyridine Chemical compound CC(=C)C1=CC=CN=C1 WWDWPSQOAUMNDT-UHFFFAOYSA-N 0.000 claims description 3
- MPMPYHKTFSOUHU-UHFFFAOYSA-N 4-prop-1-en-2-ylpyridine Chemical compound CC(=C)C1=CC=NC=C1 MPMPYHKTFSOUHU-UHFFFAOYSA-N 0.000 claims description 3
- XQFUFUFIPNPISW-UHFFFAOYSA-N 9-prop-1-en-2-ylcarbazole Chemical compound C1=CC=C2N(C(=C)C)C3=CC=CC=C3C2=C1 XQFUFUFIPNPISW-UHFFFAOYSA-N 0.000 claims description 3
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 claims description 3
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 3
- ZJXZSIYSNXKHEA-UHFFFAOYSA-N ethyl dihydrogen phosphate Chemical compound CCOP(O)(O)=O ZJXZSIYSNXKHEA-UHFFFAOYSA-N 0.000 claims description 3
- KKFHAJHLJHVUDM-UHFFFAOYSA-N n-vinylcarbazole Chemical compound C1=CC=C2N(C=C)C3=CC=CC=C3C2=C1 KKFHAJHLJHVUDM-UHFFFAOYSA-N 0.000 claims description 3
- UZNHKBFIBYXPDV-UHFFFAOYSA-N trimethyl-[3-(2-methylprop-2-enoylamino)propyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)NCCC[N+](C)(C)C UZNHKBFIBYXPDV-UHFFFAOYSA-N 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- KCXFHTAICRTXLI-UHFFFAOYSA-N propane-1-sulfonic acid Chemical compound CCCS(O)(=O)=O KCXFHTAICRTXLI-UHFFFAOYSA-N 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 59
- -1 poly(4-vinylpyridine) Polymers 0.000 description 54
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 45
- 239000000243 solution Substances 0.000 description 37
- 239000001913 cellulose Substances 0.000 description 36
- 229920002678 cellulose Polymers 0.000 description 36
- 238000006243 chemical reaction Methods 0.000 description 34
- 238000000926 separation method Methods 0.000 description 31
- 150000004676 glycans Chemical class 0.000 description 30
- 229920001282 polysaccharide Polymers 0.000 description 30
- 239000005017 polysaccharide Substances 0.000 description 30
- 229920000856 Amylose Polymers 0.000 description 24
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 24
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 21
- 239000003795 chemical substances by application Substances 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 17
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 125000004432 carbon atom Chemical group C* 0.000 description 15
- 239000007788 liquid Substances 0.000 description 14
- 230000014759 maintenance of location Effects 0.000 description 14
- 239000011248 coating agent Substances 0.000 description 13
- 238000000576 coating method Methods 0.000 description 13
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 13
- 239000000047 product Substances 0.000 description 13
- 239000011541 reaction mixture Substances 0.000 description 12
- 239000012299 nitrogen atmosphere Substances 0.000 description 11
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 239000000741 silica gel Substances 0.000 description 9
- 229910002027 silica gel Inorganic materials 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 8
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 8
- 239000000969 carrier Substances 0.000 description 7
- 239000012153 distilled water Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- DGTNSSLYPYDJGL-UHFFFAOYSA-N phenyl isocyanate Chemical class O=C=NC1=CC=CC=C1 DGTNSSLYPYDJGL-UHFFFAOYSA-N 0.000 description 7
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 6
- NQUVCRCCRXRJCK-UHFFFAOYSA-N 4-methylbenzoyl chloride Chemical compound CC1=CC=C(C(Cl)=O)C=C1 NQUVCRCCRXRJCK-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 239000003125 aqueous solvent Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 5
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 5
- RBQRWNWVPQDTJJ-UHFFFAOYSA-N methacryloyloxyethyl isocyanate Chemical compound CC(=C)C(=O)OCCN=C=O RBQRWNWVPQDTJJ-UHFFFAOYSA-N 0.000 description 5
- QYZFTMMPKCOTAN-UHFFFAOYSA-N n-[2-(2-hydroxyethylamino)ethyl]-2-[[1-[2-(2-hydroxyethylamino)ethylamino]-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCNCCO QYZFTMMPKCOTAN-UHFFFAOYSA-N 0.000 description 5
- 239000001294 propane Substances 0.000 description 5
- 238000010526 radical polymerization reaction Methods 0.000 description 5
- 238000004808 supercritical fluid chromatography Methods 0.000 description 5
- QUNFCCQHRHTDDB-UHFFFAOYSA-N 1-chloro-3-isocyanato-5-methylbenzene Chemical compound CC1=CC(Cl)=CC(N=C=O)=C1 QUNFCCQHRHTDDB-UHFFFAOYSA-N 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000006087 Silane Coupling Agent Substances 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 238000010828 elution Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000004128 high performance liquid chromatography Methods 0.000 description 4
- 230000003100 immobilizing effect Effects 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- 229940005561 1,4-benzoquinone Drugs 0.000 description 3
- DZSGDHNHQAJZCO-UHFFFAOYSA-N 1-isocyanato-3,5-dimethylbenzene Chemical compound CC1=CC(C)=CC(N=C=O)=C1 DZSGDHNHQAJZCO-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- AKZWRTCWNXHHFR-PDIZUQLASA-N [(3S)-oxolan-3-yl] N-[(2S,3S)-4-[(5S)-5-benzyl-3-[(2R)-2-carbamoyloxy-2,3-dihydro-1H-inden-1-yl]-4-oxo-3H-pyrrol-5-yl]-3-hydroxy-1-phenylbutan-2-yl]carbamate Chemical compound NC(=O)O[C@@H]1Cc2ccccc2C1C1C=N[C@](C[C@H](O)[C@H](Cc2ccccc2)NC(=O)O[C@H]2CCOC2)(Cc2ccccc2)C1=O AKZWRTCWNXHHFR-PDIZUQLASA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000003545 alkoxy group Chemical group 0.000 description 3
- 125000005233 alkylalcohol group Chemical group 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 150000004820 halides Chemical class 0.000 description 3
- 125000005843 halogen group Chemical group 0.000 description 3
- 125000000555 isopropenyl group Chemical group [H]\C([H])=C(\*)C([H])([H])[H] 0.000 description 3
- 238000004811 liquid chromatography Methods 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000001612 separation test Methods 0.000 description 3
- 238000007613 slurry method Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 2
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 description 2
- XEFUJGURFLOFAN-UHFFFAOYSA-N 1,3-dichloro-5-isocyanatobenzene Chemical compound ClC1=CC(Cl)=CC(N=C=O)=C1 XEFUJGURFLOFAN-UHFFFAOYSA-N 0.000 description 2
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- WYGWHHGCAGTUCH-UHFFFAOYSA-N 2-[(2-cyano-4-methylpentan-2-yl)diazenyl]-2,4-dimethylpentanenitrile Chemical compound CC(C)CC(C)(C#N)N=NC(C)(C#N)CC(C)C WYGWHHGCAGTUCH-UHFFFAOYSA-N 0.000 description 2
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 2
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 2
- 239000012295 chemical reaction liquid Substances 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 238000004255 ion exchange chromatography Methods 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- 229960004592 isopropanol Drugs 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- KPSSIOMAKSHJJG-UHFFFAOYSA-N neopentyl alcohol Chemical compound CC(C)(C)CO KPSSIOMAKSHJJG-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- BSCCSDNZEIHXOK-UHFFFAOYSA-N phenyl carbamate Chemical class NC(=O)OC1=CC=CC=C1 BSCCSDNZEIHXOK-UHFFFAOYSA-N 0.000 description 2
- 229920000075 poly(4-vinylpyridine) Polymers 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 2
- 125000006239 protecting group Chemical group 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- INTBDWQTCGFBCQ-UHFFFAOYSA-N (3-chloro-5-methylphenyl)carbamic acid Chemical group CC1=CC(Cl)=CC(NC(O)=O)=C1 INTBDWQTCGFBCQ-UHFFFAOYSA-N 0.000 description 1
- MJTFENDZXOFBLA-UHFFFAOYSA-N 1,2,3-tritert-butylbenzene Chemical compound CC(C)(C)C1=CC=CC(C(C)(C)C)=C1C(C)(C)C MJTFENDZXOFBLA-UHFFFAOYSA-N 0.000 description 1
- 229940058015 1,3-butylene glycol Drugs 0.000 description 1
- HHIRBXHEYVDUAM-UHFFFAOYSA-N 1-chloro-3-isocyanatobenzene Chemical compound ClC1=CC=CC(N=C=O)=C1 HHIRBXHEYVDUAM-UHFFFAOYSA-N 0.000 description 1
- ADAKRBAJFHTIEW-UHFFFAOYSA-N 1-chloro-4-isocyanatobenzene Chemical compound ClC1=CC=C(N=C=O)C=C1 ADAKRBAJFHTIEW-UHFFFAOYSA-N 0.000 description 1
- QVSDBRZMOOENGG-UHFFFAOYSA-N 1-ethenyl-2-isocyanatobenzene Chemical compound C=CC1=CC=CC=C1N=C=O QVSDBRZMOOENGG-UHFFFAOYSA-N 0.000 description 1
- CPPGZWWUPFWALU-UHFFFAOYSA-N 1-isocyanato-3-methylbenzene Chemical compound CC1=CC=CC(N=C=O)=C1 CPPGZWWUPFWALU-UHFFFAOYSA-N 0.000 description 1
- ZFFMLCVRJBZUDZ-UHFFFAOYSA-N 2,3-dimethylbutane Chemical group CC(C)C(C)C ZFFMLCVRJBZUDZ-UHFFFAOYSA-N 0.000 description 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- FGTYTUFKXYPTML-UHFFFAOYSA-N 2-benzoylbenzoic acid Chemical compound OC(=O)C1=CC=CC=C1C(=O)C1=CC=CC=C1 FGTYTUFKXYPTML-UHFFFAOYSA-N 0.000 description 1
- SJEBAWHUJDUKQK-UHFFFAOYSA-N 2-ethylanthraquinone Chemical compound C1=CC=C2C(=O)C3=CC(CC)=CC=C3C(=O)C2=C1 SJEBAWHUJDUKQK-UHFFFAOYSA-N 0.000 description 1
- WFUGQJXVXHBTEM-UHFFFAOYSA-N 2-hydroperoxy-2-(2-hydroperoxybutan-2-ylperoxy)butane Chemical compound CCC(C)(OO)OOC(C)(CC)OO WFUGQJXVXHBTEM-UHFFFAOYSA-N 0.000 description 1
- KTALPKYXQZGAEG-UHFFFAOYSA-N 2-propan-2-ylthioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC(C(C)C)=CC=C3SC2=C1 KTALPKYXQZGAEG-UHFFFAOYSA-N 0.000 description 1
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 description 1
- DGZXVEAMYQEFHB-UHFFFAOYSA-N 4-ethenylbenzoyl chloride Chemical compound ClC(=O)C1=CC=C(C=C)C=C1 DGZXVEAMYQEFHB-UHFFFAOYSA-N 0.000 description 1
- VFKIQINEAKWHGO-UHFFFAOYSA-N 4-methylbenzoyl bromide Chemical compound CC1=CC=C(C(Br)=O)C=C1 VFKIQINEAKWHGO-UHFFFAOYSA-N 0.000 description 1
- RGUKYNXWOWSRET-UHFFFAOYSA-N 4-pyrrolidin-1-ylpyridine Chemical compound C1CCCN1C1=CC=NC=C1 RGUKYNXWOWSRET-UHFFFAOYSA-N 0.000 description 1
- MGYGFNQQGAQEON-UHFFFAOYSA-N 4-tolyl isocyanate Chemical compound CC1=CC=C(N=C=O)C=C1 MGYGFNQQGAQEON-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- SHJCCQWBCCARCU-UHFFFAOYSA-N CN(C=O)C.C=CC1=CC=CC=C1 Chemical compound CN(C=O)C.C=CC1=CC=CC=C1 SHJCCQWBCCARCU-UHFFFAOYSA-N 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NHTMVDHEPJAVLT-UHFFFAOYSA-N Isooctane Chemical compound CC(C)CC(C)(C)C NHTMVDHEPJAVLT-UHFFFAOYSA-N 0.000 description 1
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
- NQSMEZJWJJVYOI-UHFFFAOYSA-N Methyl 2-benzoylbenzoate Chemical compound COC(=O)C1=CC=CC=C1C(=O)C1=CC=CC=C1 NQSMEZJWJJVYOI-UHFFFAOYSA-N 0.000 description 1
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ALQSHHUCVQOPAS-UHFFFAOYSA-N Pentane-1,5-diol Chemical compound OCCCCCO ALQSHHUCVQOPAS-UHFFFAOYSA-N 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 244000028419 Styrax benzoin Species 0.000 description 1
- 235000000126 Styrax benzoin Nutrition 0.000 description 1
- 235000008411 Sumatra benzointree Nutrition 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- HFBMWMNUJJDEQZ-UHFFFAOYSA-N acryloyl chloride Chemical compound ClC(=O)C=C HFBMWMNUJJDEQZ-UHFFFAOYSA-N 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 125000000732 arylene group Chemical group 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 229960002130 benzoin Drugs 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- AQIHMSVIAGNIDM-UHFFFAOYSA-N benzoyl bromide Chemical compound BrC(=O)C1=CC=CC=C1 AQIHMSVIAGNIDM-UHFFFAOYSA-N 0.000 description 1
- PASDCCFISLVPSO-UHFFFAOYSA-N benzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1 PASDCCFISLVPSO-UHFFFAOYSA-N 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- LWMFAFLIWMPZSX-UHFFFAOYSA-N bis[2-(4,5-dihydro-1h-imidazol-2-yl)propan-2-yl]diazene Chemical compound N=1CCNC=1C(C)(C)N=NC(C)(C)C1=NCCN1 LWMFAFLIWMPZSX-UHFFFAOYSA-N 0.000 description 1
- LBSPZZSGTIBOFG-UHFFFAOYSA-N bis[2-(4,5-dihydro-1h-imidazol-2-yl)propan-2-yl]diazene;dihydrochloride Chemical compound Cl.Cl.N=1CCNC=1C(C)(C)N=NC(C)(C)C1=NCCN1 LBSPZZSGTIBOFG-UHFFFAOYSA-N 0.000 description 1
- BMRWNKZVCUKKSR-UHFFFAOYSA-N butane-1,2-diol Chemical compound CCC(O)CO BMRWNKZVCUKKSR-UHFFFAOYSA-N 0.000 description 1
- 235000019437 butane-1,3-diol Nutrition 0.000 description 1
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical class OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 1
- OWBTYPJTUOEWEK-UHFFFAOYSA-N butane-2,3-diol Chemical compound CC(O)C(C)O OWBTYPJTUOEWEK-UHFFFAOYSA-N 0.000 description 1
- 150000004657 carbamic acid derivatives Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229940125898 compound 5 Drugs 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- WRKRMDNAUJERQT-UHFFFAOYSA-N cumene hydroxyperoxide Chemical compound OOOO.CC(C)C1=CC=CC=C1 WRKRMDNAUJERQT-UHFFFAOYSA-N 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 125000001664 diethylamino group Chemical group [H]C([H])([H])C([H])([H])N(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- JVSWJIKNEAIKJW-UHFFFAOYSA-N dimethyl-hexane Natural products CCCCCC(C)C JVSWJIKNEAIKJW-UHFFFAOYSA-N 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- 125000005982 diphenylmethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- GQSZSSZBQBNNQF-UHFFFAOYSA-N ethanol;styrene Chemical compound CCO.C=CC1=CC=CC=C1 GQSZSSZBQBNNQF-UHFFFAOYSA-N 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 235000019382 gum benzoic Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 229910052588 hydroxylapatite Inorganic materials 0.000 description 1
- 125000002883 imidazolyl group Chemical group 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 125000005647 linker group Chemical group 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 description 1
- DVYVMJLSUSGYMH-UHFFFAOYSA-N n-methyl-3-trimethoxysilylpropan-1-amine Chemical compound CNCCC[Si](OC)(OC)OC DVYVMJLSUSGYMH-UHFFFAOYSA-N 0.000 description 1
- KEHPXLZVVHSDLW-UHFFFAOYSA-N n-methyl-n-(3-trimethoxysilylpropyl)prop-2-enamide Chemical compound CO[Si](OC)(OC)CCCN(C)C(=O)C=C KEHPXLZVVHSDLW-UHFFFAOYSA-N 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 1
- WCVRQHFDJLLWFE-UHFFFAOYSA-N pentane-1,2-diol Chemical compound CCCC(O)CO WCVRQHFDJLLWFE-UHFFFAOYSA-N 0.000 description 1
- GLOBUAZSRIOKLN-UHFFFAOYSA-N pentane-1,4-diol Chemical compound CC(O)CCCO GLOBUAZSRIOKLN-UHFFFAOYSA-N 0.000 description 1
- GTCCGKPBSJZVRZ-UHFFFAOYSA-N pentane-2,4-diol Chemical compound CC(O)CC(C)O GTCCGKPBSJZVRZ-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- PNOXUQIZPBURMT-UHFFFAOYSA-M potassium;3-(2-methylprop-2-enoyloxy)propane-1-sulfonate Chemical compound [K+].CC(=C)C(=O)OCCCS([O-])(=O)=O PNOXUQIZPBURMT-UHFFFAOYSA-M 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 125000002112 pyrrolidino group Chemical group [*]N1C([H])([H])C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000012756 surface treatment agent Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 125000002088 tosyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1C([H])([H])[H])S(*)(=O)=O 0.000 description 1
- 125000003258 trimethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- JBWKIWSBJXDJDT-UHFFFAOYSA-N triphenylmethyl chloride Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)(Cl)C1=CC=CC=C1 JBWKIWSBJXDJDT-UHFFFAOYSA-N 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/282—Porous sorbents
- B01J20/283—Porous sorbents based on silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/282—Porous sorbents
- B01J20/285—Porous sorbents based on polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/286—Phases chemically bonded to a substrate, e.g. to silica or to polymers
Definitions
- the present disclosure relates to a method for producing a stationary phase for column chromatography.
- Chromatography is the most effective method for analyzing and separating and purifying the components of mixtures and their contents. This is the distribution ratio (also known as adsorption equilibrium) of a substance to a solid (stationary phase) that is spatially fixed in a tube called a column or capillary and a fluid (mobile phase) that moves through the gap. It is used to separate different substances.
- Patent Document 1 a polymerizable polysaccharide derivative obtained by introducing a polymerizable unsaturated group into a polysaccharide derivative and another polymerizable unsaturated monomer different therefrom are radically copolymerized to form a copolymer.
- Methods have been disclosed for immobilizing polymers on porous supports such as silica gel.
- Patent Document 2 discloses a method of immobilizing a polysaccharide derivative on a carrier by supporting a polymerizable polysaccharide derivative on a carrier having a polymerizable functional group and then copolymerizing it with a polymerizable monomer.
- Patent Document 3 by copolymerizing a vinyl monomer having a nitrogen-containing aromatic ring or an isopropenyl monomer containing a nitrogen-containing aromatic ring with silica gel having a polymerizable functional group introduced with a silane coupling agent, A method of immobilizing a polymer of a vinyl monomer having a nitrogen aromatic ring or an isopropenyl monomer containing a nitrogen-containing aromatic ring on a silica gel carrier is disclosed.
- An object of the present disclosure is to provide a method capable of producing a chromatographic stationary phase with a high separation agent immobilization rate and separation performance.
- the present inventors have made extensive studies. As a result, by radically copolymerizing a substrate having a radically polymerizable functional group and a monomer having a radically polymerizable functional group in a solvent in which the monomer having a radically polymerizable functional group is not completely dissolved, the separating agent can be obtained. It was found that a stationary phase with high immobilization rate and separation performance can be obtained. That is, the gist of the present disclosure is as follows.
- [1] Including a radical copolymerization step of radically copolymerizing a substrate having a radically polymerizable functional group and a monomer having a radically polymerizable functional group in the presence of a radical initiator, The method for producing a stationary phase for chromatography, wherein the radical copolymerization step is performed in a heterogeneous system including a phase of the monomer having the radically polymerizable functional group and a phase of a solvent.
- the substrate having a radically polymerizable functional group includes a carrier and a polymer having a radically polymerizable functional group.
- the solvent is water or a mixed solvent obtained by mixing 10 parts by volume or more and 300 parts by volume or less of a water-soluble solvent with respect to 100 parts by volume of water.
- the monomer having a radically polymerizable functional group is a group consisting of butadiene, 2,3-dimethyl-1,3-butadiene, 2-methyl-1,3-butadiene, divinylbenzene, allyl (meth)acrylate, and styrene.
- the solvent is water or a mixed solvent obtained by mixing 10 parts by volume or more and 300 parts by volume or less of a water-soluble solvent with respect to 100 parts by volume of water.
- the monomer having a radically polymerizable functional group is 2-vinylpyridine, 3-vinylpyridine, 4-vinylpyridine, 9-vinylcarbazole, 2-isopropenylpyridine, 3-isopropenylpyridine, 4-isopropenylpyridine, and
- the solvent is a fat-soluble solvent having a water/1-octanol partition coefficient (logPow) of 0.5 or more.
- the monomer having a radically polymerizable functional group is 2-((meth)acryloyloxy)ethyl-2'-(trimethylammonio)ethyl phosphate, 2-(N-3-sulfopropyl-N,N-dimethylammonium) one or more selected from the group consisting of ethyl methacrylate, 3-(methacryloylamino)propyltrimethylammonium chloride, 3-(methacryloyloxy)potassium propanesulfonate, 2-hydroxyethyl methacrylate, and acrylamide, in [9] Method of manufacture as described.
- a method for producing a stationary phase for chromatography comprises radical copolymerization of a substrate having a radically polymerizable functional group and a monomer having a radically polymerizable functional group in the presence of a radical initiator.
- the radical copolymerization step is carried out in a heterogeneous system including a monomer phase having the radically polymerizable functional group and a solvent phase.
- the method for producing a stationary phase for chromatography according to this embodiment may include other steps such as a washing step and a drying step in addition to the radical copolymerization step.
- the radical copolymerization reaction is carried out in a solvent in which the monomer having a radically polymerizable functional group is not completely dissolved. Therefore, the reaction system of the radical copolymerization reaction is carried out in a heterogeneous system including a monomer phase having a radically polymerizable functional group and a solvent phase. As shown in Examples described later, the case of using a solvent in which the monomer having a radically polymerizable functional group does not dissolve completely and the case of using a solvent in which the monomer having a radically polymerizable functional group dissolves are compared. Then, the former can provide a stationary phase with a higher separation agent immobilization rate and separation performance.
- the immobilization rate of the separating agent and the separation performance of the stationary phase can be improved. It is conceivable that. Reagents, reaction conditions, and the like used in the radical copolymerization step are described below.
- the stationary phase for chromatography obtained by the production method according to the present embodiment (hereinafter sometimes simply referred to as "stationary phase") is a separation agent having molecular recognition ability immobilized on a carrier. .
- the substrate having a radically polymerizable functional group in this embodiment contains a carrier and has a radically polymerizable group.
- the radically polymerizable functional group of the substrate having a radically polymerizable functional group is not particularly limited, it is preferably a functional group having an ethylenically unsaturated bond group.
- the functional group having an ethylenically unsaturated bond group specifically includes a hydrocarbon group having 2 to 12 carbon atoms and a double bond at the end, such as a vinyl group, an allyl group, and an iso-propenyl group; (meth)acryloyl group; and the like, preferably a vinyl group or a (meth)acryloyl group.
- “(meth)acryloyl” means acryloyl and/or methacryloyl
- (meth)acryl means acryl and/or methacryl.
- Examples of the carrier include organic carriers, inorganic carriers, organic-inorganic hybrid carriers, etc., and inorganic carriers are preferred.
- examples of organic carriers include polystyrene, poly(meth)acrylamide, poly(meth)acrylic acid ester, and the like.
- examples of inorganic carriers include silica, alumina, magnesia, glass, kaolin, titanium oxide, zirconium oxide, silicates, hydroxyapatite and the like, preferably silica gel. When silica gel is used as the carrier, only the surface layer may be made porous, which is called core-shell or peripheral.
- organic-inorganic hybrid carrier examples include an organic-inorganic hybrid carrier formed by a sol-gel reaction between an alkoxysilane and an alkyl-substituted or alkylene-substituted alkoxysilane compound.
- the shape of the carrier is not particularly limited, but from the viewpoint of homogenizing the separation performance of the stationary phase, particles are preferred, and spherical particles are particularly preferred.
- the term "spherical” does not mean only the shape of a true sphere, but also includes shapes having circular, substantially circular, elliptical, and substantially elliptical cross-sectional shapes such as long spheroids and oblate spheroids.
- the median diameter of the particles is not particularly limited, and may be 1.5 ⁇ m or more, 3.0 ⁇ m or more, or 4.0 ⁇ m or more. It may be 8.0 ⁇ m or less. That is, the median diameter of the carrier particles may be, for example, 1.5 ⁇ m or more and 15.0 ⁇ m or less, 3.0 ⁇ m or more and 10.0 ⁇ m or less, or 4.0 ⁇ m or more and 8.0 ⁇ m or less.
- the median diameter means the diameter corresponding to the 50% cumulative value of the cumulative volume distribution curve measured with a laser diffraction/scattering particle size distribution analyzer, that is, the volume-based cumulative 50% diameter (D50). do.
- the substrate having a radically polymerizable functional group is a substrate containing a carrier and a polymer having a radically polymerizable functional group (hereinafter sometimes referred to as a “radically polymerizable polymer”), or a substrate having the radically polymerizable functional group on its surface. It is preferably a carrier into which a functional group has been introduced.
- the substrate having a radically polymerizable functional group is a substrate containing a carrier and a radically polymerizable polymer
- the substrate is such that the radically polymerizable polymer physically adsorbs over at least a portion, preferably the entire surface of the carrier.
- the Such a substrate can be produced by applying a coating liquid in which a radically polymerizable polymer is dissolved in a solvent to a carrier according to a known manufacturing method, for example, the method described in JP-A-8-231489, and then distilling off the solvent. can be obtained by
- the carrier is surface-treated from the viewpoint of improving the durability of the carrier.
- the introduction of an aminoalkylsilyl group allows the radically polymerizable polymer to be better physically adsorbed onto the carrier surface, thereby improving the durability of the carrier.
- the aminoalkylsilyl group can be introduced into the carrier by a known method, for example, using a surface treatment agent having an aminoalkylsilyl group such as 3-aminopropyltrimethoxysilane, 3-aminopropyltriethoxysilane.
- radically polymerizable polymers examples include polysaccharide derivatives having radically polymerizable functional groups.
- Polysaccharide derivatives are known as chiral separation selectors, and therefore, substrates containing radically polymerizable polymers as substrates having radically polymerizable functional groups are preferred when preparing chiral stationary phases. Applicable.
- the polysaccharide of the polysaccharide derivative having a radically polymerizable functional group is preferably amylose or cellulose. Moreover, it is preferable that the polysaccharide derivative having a radically polymerizable functional group is obtained by converting a part of the hydroxy groups of the polysaccharide into a radically polymerizable functional group.
- groups that have not been converted to radically polymerizable functional groups may be converted to phenyl carbamate derivatives with, for example, substituted or unsubstituted phenyl isocyanate, and acids such as 4-methylbenzoyl chloride. It may be converted to an ester derivative with a halide.
- Examples of the substituted or unsubstituted phenyl isocyanate include phenyl isocyanate, 3-chlorophenyl isocyanate, 4-chlorophenyl isocyanate, 3,5-dichlorophenyl isocyanate, 3-methylphenyl isocyanate, 4-methylphenyl isocyanate, 3,5-dimethylphenyl isocyanate, 3-chloro-5-methylphenyl isocyanate and the like.
- Examples of the acid halide include benzoyl chloride, 4-methylbenzoyl chloride, benzoyl bromide, 4-methylbenzoyl bromide and the like.
- a polysaccharide derivative having a radically polymerizable functional group can be produced according to a known production method.
- Known methods include, for example, the following method described in International Publication No. 03/091185.
- a protection step for protecting a part of the hydroxy groups of the polysaccharide, and an unprotected hydroxy group of the polysaccharide. is modified with a substituted or unsubstituted phenyl isocyanate, deprotecting the protected hydroxy group, and deprotected with a compound having a substituted or unsubstituted phenyl isocyanate and a radically polymerizable functional group and modifying the hydroxy group.
- a step of modifying the hydroxy group of the polysaccharide with a substituted or unsubstituted phenyl isocyanate without including the above protection step, and a compound having a radically polymerizable functional group to convert the radically polymerizable functional group into the polysaccharide can be carried out at the same time.
- Examples of the compound having a radically polymerizable functional group include (meth)acrylic acid chloride; unsaturated acid halides such as 4-vinylbenzoic acid chloride; vinylphenyl isocyanate, 2-isocyanatoethyl (meth)acrylate, and the like. unsaturated isocyanates; and the like.
- the protective group introduced in the protective step includes, for example, a triphenylmethyl group (trityl group), diphenylmethyl group, tosyl group, mesyl group, trimethylsilyl group, dimethyl(t-butyl)silyl group, and the like. groups.
- the protective group is preferably a trityl group or a trimethylsilyl group.
- Examples of the carrier having a radically polymerizable functional group introduced onto its surface include a carrier surface-treated with a silane coupling agent represented by the following formula (I).
- Silica gel is preferred as the carrier.
- a silane coupling agent represented by the following formula (I) can be produced according to a known production method. Known methods include, for example, the method described in International Publication No. 2017/164289.
- W is a radically polymerizable functional group
- X is -NR'CO-, -CONR'-, -CO 2 -, -OCO-, -O-, -SO 2 -, —SO 3 —, —OSO 2 —, —S—, an arylene group having 6 to 20 carbon atoms, or a phosphate ester group
- R′ is a hydrogen atom or an alkyl group having 1 to 3 carbon atoms; is an alkylene group having 1 to 30 carbon atoms;
- R is each independently an alkyl group having 1 to 3 carbon atoms;
- Z is each independently a silicon atom in formula (I) and a carrier; is a leaving group that can create a bond between;
- n is an integer from 1 to 3.
- the radically polymerizable functional group represented by W is defined in the same manner as the radically polymerizable functional group of the substrate having the radically polymerizable functional group, and the preferred embodiments are also the same.
- X is part of the linker connecting W and Z, and is preferably -NR'CO-, -CONR'-, -CO 2 -, -OCO- or a phenylene group.
- R' is preferably hydrogen or an alkyl group having 1 to 3 carbon atoms, more preferably hydrogen or a methyl group.
- Y is preferably an alkylene having 1 to 5 carbon atoms, more preferably a methylene group, an ethylene group, or a trimethylene group.
- R is preferably a methyl group or an ethyl group.
- Z is not particularly limited as long as it is a group that leaves in the reaction that forms a bond between the silicon atom in formula (I) and the carrier.
- Z is an alkoxy group having 1 to 5 carbon atoms; a halogen atom; an alkylmercaptyl group having 1 to 20 carbon atoms; a nitrogen-containing group such as a dimethylamino group, a diethylamino group, a pyrrolidino group, an imidazolyl group; methyl-2-propenyl group; and the like.
- Z is preferably an alkoxy group having 1 to 5 carbon atoms, more preferably a methoxy group or an ethoxy group, from the viewpoint of ease of handling and reactivity.
- n is preferably 2 or 3, more preferably 3.
- a monomer having a radically polymerizable functional group (hereinafter sometimes referred to as a “radically polymerizable monomer”) used in the radical copolymerization step is a compound having at least one radically polymerizable functional group.
- the radically polymerizable monomer acts as a cross-linking agent that crosslinks the radically polymerizable polymer.
- the substrate having a radically polymerizable functional group has a radically polymerizable polymer physically adsorbed on part or the entire surface of the carrier, the radically polymerizable polymer is crosslinked with the radically polymerizable monomer. It is preferable because it is firmly immobilized on the carrier by forming a three-dimensional network structure.
- the substrate having a radically polymerizable functional group is a carrier having a radically polymerizable functional group introduced to its surface
- the radically polymerizable monomer is compatible with the carrier having a radically polymerizable functional group introduced to its surface.
- the polymer is immobilized on the carrier.
- the radically polymerizable functional group of the radically polymerizable monomer is defined in the same manner as the radically polymerizable functional group of the substrate having the radically polymerizable functional group, and preferred embodiments are also the same.
- the radically polymerizable functional group of the radically polymerizable monomer and the radically polymerizable functional group of the substrate having the radically polymerizable functional group may be the same group or different groups.
- the radically polymerizable monomers may be used singly, or two or more of them may be used in any combination and ratio.
- the radical copolymerization step is carried out in a heterogeneous system containing a radically polymerizable monomer phase and a solvent phase
- the radically polymerizable monomer is appropriately selected from those that phase-separate from the solvent used.
- the radically polymerizable monomer is preferably combined with a solvent to form a heterogeneous system (A) or (B), for example, as follows.
- B Radically polymerizable monomer: Hydrophilic monomer
- Solvent Fat-soluble solvent
- the fat-soluble monomer in the heterogeneous system (A) and the hydrophilic monomer in the heterogeneous system (B) are described below.
- the "fat-soluble monomer” in the heterogeneous system (A) refers to a radically polymerizable monomer having a water/1-octanol partition coefficient (logPow) of 1.0 or more, and the upper limit of the water/1-octanol partition coefficient is , preferably 5.0 or less.
- the solubility of the fat-soluble monomer in water at 20° C. is preferably 3.0 g/100 mL or less, more preferably 1.0 g/100 mL or less, and even more preferably 0.1 g/100 mL or less.
- fat-soluble monomers examples include butadiene, 2,3-dimethyl-1,3-butadiene, 2-methyl-1,3-butadiene, divinylbenzene, allyl (meth)acrylate, styrene, and the like. ,3-dimethyl-1,3-butadiene or 2-methyl-1,3-butadiene, and more preferably 2,3-dimethyl-1,3-butadiene.
- the above fat-soluble monomer is suitable when the radical copolymerization step is performed in a heterogeneous system (A) using a substrate containing a carrier and a radically polymerizable polymer.
- the fat-soluble monomer a polymer having molecular recognition ability by polymerization (that is, a separating agent), for example, a monomer that produces a basic polymer, because it is possible to impart molecular recognition ability to the stationary phase.
- a polymer having molecular recognition ability by polymerization that is, a separating agent
- a monomer that produces a basic polymer because it is possible to impart molecular recognition ability to the stationary phase.
- a separating agent a monomer that produces a basic polymer
- substituents include alkyl groups having 1 to 12 carbon atoms, alkoxy groups having 1 to 12 carbon atoms, cyano groups, halogen atoms, hydroxy groups, amino groups and nitro groups.
- the substituent is preferably a methyl group or a halogen atom from the viewpoint of improving the molecular recognition ability of the basic polymer and thus improving the separation performance of the stationary phase.
- the above fat-soluble monomer is suitable when a radical copolymerization step is performed in a heterogeneous system (A) using a carrier having a radically polymerizable functional group introduced on its surface.
- styrene, ⁇ -methylstyrene, and (meth)acrylic acid can be used in addition to the fat-soluble monomers as long as they do not inhibit the molecular recognition ability of the stationary phase.
- Any fat-soluble monomer such as derivatives and (meth)acrylamide derivatives may be used.
- the “hydrophilic monomer” in the heterogeneous system (B) refers to a radically polymerizable monomer having a water/1-octanol partition coefficient (logPow) of less than 1.0, and the lower limit of the water/1-octanol partition coefficient is , preferably -10.0 or more.
- the solubility of the hydrophilic monomer in a fat-soluble solvent at 20 ° C. is preferably 3.0 g / 100 mL or less, more preferably 1.0 g / 100 mL or less, and 0.1 g / 100 mL or less. preferable.
- hydrophilic monomers examples include 2-((meth)acryloyloxy)ethyl-2′-(trimethylammonio)ethyl phosphate, 2-(N-3-sulfopropyl-N,N-dimethylammonium)ethyl methacrylate, 3 -(methacryloylamino)propyltrimethylammonium chloride, potassium 3-(methacryloyloxy)propanesulfonate, 2-hydroxyethyl methacrylate, acrylamide and the like.
- the above hydrophilic monomer is suitable when a radical copolymerization step is performed in a heterogeneous system (B) using a carrier having a radically polymerizable functional group introduced on its surface.
- the weight-average molecular weight (Mw) of the polymer produced by radical copolymerization of the radically polymerizable monomer and the carrier whose surface is modified with the radically polymerizable functional group is not particularly limited, and is usually 1,000 to 5,000. , 000 or less.
- the weight average molecular weight of the polymer refers to the weight average molecular weight of the site having repeating units derived from the radically polymerizable functional group of the radically polymerizable monomer.
- the weight-average molecular weight of the polymer is estimated from the supernatant of the reaction mixture after the radical copolymerization reaction, because the production of the polymer and the immobilization of the polymer on the carrier occur simultaneously; At least one of these methods may be within the above range.
- the solvent used in the radical copolymerization step does not completely dissolve the monomer
- the reaction system may be a heterogeneous system containing a phase of a monomer having a radically polymerizable functional group and a phase of a solvent.
- it is not particularly limited as much as possible, it is preferably an aqueous solvent or fat-soluble solvent that constitutes the heterogeneous system (A) or (B).
- Aqueous solvent in the case where the heterogeneous system is the heterogeneous system (A) above refers to a solvent containing water, and refers to water or a mixed solvent of water and a water-soluble solvent.
- the amount of the water-soluble solvent mixed with 100 parts by volume of water is usually 10 parts by volume or more, preferably 50 parts by volume or more, more preferably 100 parts by volume or more. and is usually 300 parts by volume or less, preferably 200 parts by volume or less, more preferably 150 parts by volume or less.
- the preferable range of the amount of the water-soluble solvent to be mixed with 100 parts by volume of water is, for example, 10 parts by volume or more and 200 parts by volume or less, 50 parts by volume or more and 300 parts by volume or less, and 100 parts by volume or more and 150 parts by volume or less. range.
- Water-soluble solvents contained in the aqueous solvent include methanol, ethanol, n-propanol, iso-propanol, n-butanol, sec-butanol, iso-butanol, tert-butanol, n-pentanol, neopentyl alcohol, Alkyl alcohols having 1 to 6 carbon atoms such as n-hexanol; ethylene glycol, 1,2-propylene glycol, 1,3-propylene glycol, 1,2-butylene glycol, 1,3-butylene glycol, 1,4-butylene Glycols such as glycol, 2,3-butylene glycol, 1,2-pentanediol, 1,4-pentanediol, 1,5-pentanediol, 2,4-pentanediol, 1,
- the water-soluble solvent is preferably an alkyl alcohol having 1 to 6 carbon atoms, more preferably an alkyl alcohol having 1 to 4 carbon atoms, and more preferably ethanol.
- the "fat-soluble solvent” refers to a solvent having a water/1-octanol partition coefficient (logPow) of 0.5 or more, and the water/1-octanol
- the upper limit of the partition coefficient (logPow) is preferably 5.0 or less.
- fat-soluble solvents include hydrocarbon solvents such as n-hexane, n-heptane, n-octane, isooctane, cyclohexane, methylcyclohexane, benzene, toluene, and xylene; and tert-butyl methyl ether and diisopropyl.
- Ether solvents such as ether; and the like are preferred.
- the radical initiator used in the radical copolymerization step is not particularly limited, and can be appropriately selected from known radical initiators according to the type of the radically polymerizable substrate, the type of the radically polymerizable monomer, the reaction conditions, and the like. .
- known radical initiators include thermal radical initiators and photoradical initiators, preferably thermal radical initiators.
- Thermal radical initiators include organic peroxides such as benzoyl peroxide, methyl ethyl ketone peroxide, tert-butyl hydroperoxide, tert-butyl peroxybenzoate, dicumyl peroxide, cumene hydroxyperoxide, lauroyl peroxide; 2,2′-azobis[2-(2-imidazolin-2-yl)propane] dihydrochloride, 2,2′-azobis(isobutyronitrile), 2,2′-azobis(2,4-dimethylvalero nitrile) and other azo compounds;
- the thermal radical initiator is preferably an azo compound.
- a thermal radical initiator may be used individually by 1 type, and may use 2 or more types by arbitrary combinations and ratios.
- photoradical initiators examples include acetophenone, benzophenone, benzoin, benzyl, benzoylbenzoic acid, methyl-2-benzoylbenzoate, 2-ethylanthraquinone, thioxanthone, 2-isopropylthioxanthone and the like.
- a photoradical initiator may be used individually by 1 type, and may use 2 or more types by arbitrary combinations and ratios.
- the amount of the radical initiator used is not particularly limited, and is usually 0.1 parts by mass or more, preferably 0.2 parts by mass or more, more preferably 0.3 parts by mass or more with respect to 100 parts by mass of the radically polymerizable monomer. Yes, and usually 25.0 parts by mass or less, preferably 5.0 parts by mass or less, more preferably 3.0 parts by mass or less. Therefore, the preferred range of the amount of the radical initiator used relative to 100 parts by mass of the radically polymerizable monomer is, for example, 0.1 parts by mass or more and 5.0 parts by mass or less, 0.2 parts by mass or more and 25.0 parts by mass or less, and A range of 0.3 parts by mass or more and 3.0 parts by mass or less can be mentioned.
- the amount shown as the usage amount of each component refers to the total amount when two or more of the components are used.
- the radical copolymerization method is not particularly limited. while heating or active energy ray irradiation.
- the reaction temperature and reaction time should be appropriately selected according to the type of radical polymerizable monomer, the amount of radical polymerizable monomer used, the type of solvent, and the like. can be done.
- the reaction temperature is generally 40° C. or higher, preferably 50° C. or higher, and generally 100° C. or lower, preferably 80° C. or lower, more preferably 70° C. or lower. Therefore, preferable ranges of the reaction temperature include, for example, 40°C to 80°C, preferably 50°C to 100°C, and 50°C to 70°C.
- the reaction time is generally 1 hour or longer, preferably 5 hours or longer, more preferably 20 hours or longer, and generally 60 hours or shorter, preferably 48 hours or shorter. Therefore, preferable ranges of the reaction time include, for example, 1 hour to 48 hours, 5 hours to 60 hours, and 20 hours to 48 hours.
- the integrated irradiation amount (integrated light amount) of the active energy ray to be irradiated depends on the type of the radically polymerizable monomer, the amount of the radically polymerizable monomer used, and the active energy ray. can be appropriately selected according to the type of irradiation, irradiation time, and the like. Active energy rays include visible light, ultraviolet rays, X-rays, electron beams, and the like.
- the integrated amount of light is usually 100 mJ/cm 2 or more, preferably 300 mJ/cm 2 or more, more preferably 500 mJ/cm 2 or more, and is usually 5,000 mJ/cm 2 or less, preferably 4,000 mJ/cm 2 or less, more preferably 3,000 mJ/cm 2 or less. Therefore, the preferable range of the integrated amount of light is, for example, 100 mJ/cm 2 or more and 4,000 mJ/cm 2 or less, 300 mJ/cm 2 or more and 5,000 mJ/cm 2 or less, and 500 mJ/cm 2 or more and 3,000 mJ/cm 2 or more. The following ranges are mentioned.
- the integrated amount of light means the amount of irradiation represented by the product of the irradiation intensity of the active energy ray and the irradiation time.
- Retention factor (k') and/or separation factor ( ⁇ ) can be used as an index for evaluating the separation performance of the stationary phase.
- the retention factor and separation factor are calculated based on the following formulas (1) to (3), for example, by packing the stationary phase into a column and separating the sample by column chromatography. It can be judged that the larger the value of one or both of the retention factor and the separation factor, the higher the separation performance.
- k1′ Retention coefficient of the weaker retained component
- k2′ Retention coefficient of the weaker retained component
- t0 Dead time (the time from introduction of a substance that does not interact with the stationary phase into the column to elution) For convenience, let the elution time of tri-tert-butylbenzene be the dead time.)
- t1 elution time of weaker retained component
- t2 elution time of stronger retained component
- the immobilization rate (%) of the separating agent on the carrier in the stationary phase is determined by the following formula when the stationary phase is a chiral stationary phase.
- Immobilization rate ((retention coefficient k1' of stationary phase)/(retention coefficient k1' of substrate having radically polymerizable functional group)) x 100
- the immobilization rate is usually 50% or higher, preferably 60% or higher, more preferably 70% or higher, and even more preferably 80% or higher.
- the upper limit of the immobilization rate is not particularly limited, and is usually 100% or less, and may be 95% or less.
- preferred ranges for the immobilization rate include, for example, 50% to 95%, 60% to 100%, 70% to 95%, and 80% to 95%.
- the retention coefficient k1 'of the substrate having a radically polymerizable functional group is similar to the retention coefficient k1 'of the stationary phase, and the substrate having a radically polymerizable functional group is packed in a column and the sample is separated by column chromatography. and calculated according to the above formula (1).
- the immobilization rate of the separating agent on the carrier in the stationary phase is evaluated by the retention coefficient k1' of the stationary phase.
- the chromatographic stationary phase obtained by the production method according to the present embodiment can be used in various column chromatographies such as high performance liquid chromatography (HPLC), supercritical fluid chromatography (SFC), and ion exchange chromatography (IEC). can be done.
- HPLC high performance liquid chromatography
- SFC supercritical fluid chromatography
- IEC ion exchange chromatography
- the total amount of the recovered product was dispersed in a mixed solution of methanol/12N hydrochloric acid (667 mL/19 mL) and stirred for 12 hours to deprotect the trityl group at the 6-position of amylose to obtain a carbamate derivative of amylose. Carbamate derivatives of amylose were vacuum dried before use in the next step.
- Example 2 (Production of radically polymerizable polymer) A dispersion liquid was obtained by dispersing 5.0 g of cellulose in 171 mL of pyridine and dehydrating 80 mL of pyridine by azeotropic distillation. 7.2 g of 4-methylbenzoyl chloride was added to this dispersion and reacted at 80° C. for 4 hours. Then, 0.80 g of 1,4-benzoquinone and 0.72 g of 2-isocyanatoethyl methacrylate were added to the reaction mixture, reacted at 80° C. for 13 hours, and then 20.7 g of 4-methylbenzoyl chloride was added, Furthermore, it was made to react at 80 degreeC for 5 hours.
- the resulting reaction mixture was dropped into methanol, and the precipitated insoluble matter was collected.
- the collected material was dissolved in dichloromethane, and the resulting solution was added dropwise to methanol.
- the precipitated insoluble matter was collected and vacuum-dried at room temperature to obtain a cellulose derivative having a methacryloyl group (hereinafter referred to as "methacryloyl group-containing cellulose derivative A").
- Example 3 (Production of radically polymerizable polymer) 3.0 g of cellulose was dispersed in 124 mL of pyridine to obtain a dispersion. 4.1 g of 3,5-dimethylphenyl isocyanate was added to this dispersion and reacted at 80° C. for 4 hours. Then, 0.59 g of 1,4-benzoquinone and 0.29 g of 2-isocyanatoethyl methacrylate were added and reacted at 80° C. for 13 hours, then 12.3 g of 3,5-dimethylphenyl isocyanate was added, and further The reaction was carried out at 80°C for 5 hours.
- the resulting reaction mixture was dropped into methanol, and the precipitated insoluble matter was recovered.
- the recovered material was dissolved in tetrahydrofuran, and the resulting solution was added dropwise to methanol.
- the precipitated insoluble matter was collected and vacuum-dried at room temperature to obtain a cellulose derivative having a methacryloyl group (hereinafter referred to as "methacryloyl group-containing cellulose derivative B").
- Example 4 (Production of radically polymerizable polymer) 3.0 g of cellulose was dispersed in 124 mL of pyridine to obtain a dispersion. 5.2 g of 3,5-dichlorophenyl isocyanate was added to this dispersion and reacted at 80° C. for 4 hours. Then, 0.59 g of 1,4-benzoquinone and 0.29 g of 2-isocyanatoethyl methacrylate were added and reacted at 80° C. for 13 hours. °C for 5 hours. The resulting reaction mixture was added dropwise to methanol, and precipitated insoluble matter was recovered.
- methacryloyl group-containing cellulose derivative C a cellulose derivative having a methacryloyl group
- Example 5 (Manufacture of silane coupling agent) 5.26 g of 4-pyrrolidinopyridine was added to the flask, and after degassing, the flask was purged with nitrogen. To this flask, 3500 mL of toluene, 138.6 g of N-methylaminopropyltrimethoxysilane, and 203 mL of triethylamine were added in that order under a nitrogen atmosphere. Thereafter, a toluene solution (175 mL) of 84.23 g of acrylic acid chloride was added to the resulting mixture under a nitrogen atmosphere and heated at 60° C. for 1.5 hours to give N-methyl-N-[3-(tri A crude product of methoxysilyl)propyl]2-propenamide was obtained.
- Example 6 (radical copolymerization) Under a nitrogen atmosphere, 18 mL of ethanol and 18 mL of distilled water were added to 10.0 g of the acrylamide-modified silica particles obtained in Example 5, and 0.15 mol/L of 2,2′-azobis[2-(2-imidazoline-2- yl)propane]dihydrochloride aqueous solution and 9 mL of 3.0 mol/L 4-vinylpyridine ethanol solution were added to obtain a reaction solution. This reaction solution was stirred at 55° C. for 24 hours to carry out a radical copolymerization reaction to obtain a stationary phase in which poly(4-vinylpyridine) was immobilized on the carrier.
- ⁇ Comparative Example 1> (Production of radically polymerizable polymer-coated silica particles) 1.5 g of the methacryloyl group-containing amylose derivative obtained in Example 1 was dissolved in 9.0 mL of ethyl acetate to obtain a coating liquid. This coating liquid was uniformly applied to 6.0 g of the aminopropyl-modified silica particles obtained in Example 1, and then the ethyl acetate was distilled off, so that the methacryloyl group-containing amylose derivative was adsorbed to the physical droplets on the surface. Aminopropyl-modified silica particles (hereinafter referred to as "methacryloyl group-containing amylose derivative-coated silica particles B”) were obtained.
- methacryloyl group-containing amylose derivative-coated silica particles B Aminopropyl-modified silica particles
- ⁇ Comparative Example 2> (Production of radically polymerizable polymer) 5.0 g of cellulose was dispersed in 126 mL of pyridine to obtain a dispersion. 7.2 g of 4-methylbenzoyl chloride was added to this dispersion and reacted at 80° C. for 4 hours. Then, 0.72 g of 2-isocyanatoethyl methacrylate was added to the reaction mixture and reacted at 80° C. for 13 hours, then 20.7 g of 4-methylbenzoyl chloride was added and further reacted at 80° C. for 5 hours. . The resulting reaction mixture was dropped into methanol, and the precipitated insoluble matter was collected.
- methacryloyl group-containing cellulose derivative D a cellulose derivative having a methacryloyl group
- the chiral stationary phases (Examples 1 to 3) in which a polysaccharide derivative was immobilized on a support by a radical copolymerization reaction in a heterogeneous system in which the radically polymerizable monomer was not completely dissolved in the reaction solution were radical It can be seen that the separation performance is equal to or higher than that of the chiral stationary phase (Comparative Examples 1 and 2) obtained by a radical copolymerization reaction in a reaction system in which a polymerizable monomer is dissolved in the reaction solution.
- the chiral stationary phases obtained in Examples 1, 3, and 4 exhibit high separation performance for racemate 1
- the chiral stationary phase obtained in Example 2 exhibits high resolution for racemates 2-4. performance was confirmed.
- the value obtained by dividing k1′ of the chiral stationary phase obtained in each example and comparative example by k1′ of the base material having a radically polymerizable functional group and multiplying the result by 100 is the immobilization rate (%) of the polysaccharide derivative.
- the immobilization rate of the polysaccharide derivative in the chiral stationary phase of Example 1 is ((k1′ of chiral stationary phase of Example 1)/(k1′ of methacryloyl group-containing amylose derivative-coated silica particles A)) ⁇ 100 Calculated by The closer the immobilization rate of the polysaccharide derivative is to 100%, the higher the proportion of the polysaccharide derivative immobilized on the carrier.
- Table 2 shows the calculated immobilization rate of the polysaccharide derivative.
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
特許文献2には、重合性官能基を有する担体に重合性多糖類誘導体を担持させた後、重合性モノマーと共重合させることにより多糖類誘導体を担体に固定化する方法が開示されている。
また、特許文献3には、含窒素芳香環を有するビニルモノマー又は含窒素芳香環を含むイソプロペニルモノマーと、シランカップリング剤により重合性官能基が導入されたシリカゲルとを共重合させることで、窒素芳香環を有するビニルモノマー又は含窒素芳香環を含むイソプロペニルモノマーの重合体を担体であるシリカゲル上に固定化する方法が開示されている。
ラジカル開始剤の存在下でラジカル重合性官能基を有する基材とラジカル重合性官能基を有するモノマーとをラジカル共重合させるラジカル共重合工程を含み、
前記ラジカル共重合工程は、前記ラジカル重合性官能基を有するモノマーの相及び溶媒の相を含む不均一系で行われる、クロマトグラフィー用固定相の製造方法。
[2]
前記ラジカル重合性官能基を有する基材が、担体とラジカル重合性官能基を有するポリマーとを含む、[1]に記載の製造方法。
[3]
前記ラジカル重合性官能基を有するポリマーが、前記担体の表面上に物理的に吸着している、[2]に記載の製造方法。
[4]
前記溶媒が、水、又は水と水100体積部に対して10体積部以上300体積部以下の水溶性溶媒とを混合した混合溶媒である、[2]又は[3]に記載の製造方法。
[5]
前記ラジカル重合性官能基を有するモノマーが、ブタジエン、2,3-ジメチル-1,3-ブタジエン、2-メチル-1,3-ブタジエン、ジビニルベンゼン、(メタ)アクリル酸アリル、及びスチレンからなる群より選択される1種以上である、[4]に記載の製造方法。
[6]
前記ラジカル重合性官能基を有する基材が、表面に前記ラジカル重合性官能基が導入された担体である、[1]に記載の製造方法。
[7]
前記溶媒が、水、又は水と水100体積部に対して10体積部以上300体積部以下の水溶性溶媒とを混合した混合溶媒である、[6]に記載の製造方法。
[8]
前記ラジカル重合性官能基を有するモノマーが、2-ビニルピリジン、3-ビニルピリジン、4-ビニルピリジン、9-ビニルカルバゾール、2-イソプロペニルピリジン、3-イソプロペニルピリジン、4-イソプロペニルピリジン、及び9-イソプロペニルカルバゾールからなる群より選択される1種以上である、[7]に記載の製造方法。
[9]
前記溶媒が、水/1-オクタノール分配係数(logPow)が0.5以上の脂溶性溶媒である、[6]に記載の製造方法。
[10]
前記ラジカル重合性官能基を有するモノマーが、2-((メタ)アクリロイルオキシ)エチル-2’-(トリメチルアンモニオ)エチルホスフェート、2-(N-3-スルホプロピル-N,N-ジメチルアンモニウム)エチルメタクリレート、3-(メタクリロイルアミノ)プロピルトリメチルアンモニウムクロリド、3-(メタクリロイルオキシ)プロパンスルホン酸カリウム、2-ヒドロキシエチルメタクリレート、及びアクリルアミドからなる群より選択される1種以上である、[9]に記載の製造方法。
そして本開示の課題及び効果は、具体的に上記に記載したものに限らず、明細書全体より当業者に明らかにされるものを含む。
また、本明細書に開示される各々の態様は、本明細書に開示される他のいかなる特徴とも組み合わせることができる。
なお、本明細書において、「~」を用いてその前後に数値又は物性値を挟んで表現する場合、その前後の値を含むものとして用いることとする。
以下、ラジカル共重合工程に用いられる各試薬、反応条件等について説明する。
本実施態様に係る製造方法により得られるクロマトグラフィー用固定相(以下、単に「固定相」と称することがある。)は、分子認識能を有する分離剤が担体上に固定化されたものである。そして、本実施態様におけるラジカル重合性官能基を有する基材は、担体を含み、ラジカル重合性基を有する。
有機担体としては、ポリスチレン、ポリ(メタ)アクリルアミド、ポリ(メタ)アクリル酸エステル等が挙げられる。無機担体としては、シリカ、アルミナ、マグネシア、ガラス、カオリン、酸化チタン、酸化ジルコニウム、ケイ酸塩、ヒドロキシアパタイト等が挙げられ、好ましくはシリカゲルである。担体としてシリカゲルを用いる場合、コアシェルあるいはペリフェラルと呼ばれる、表層のみを多孔質にしたものであってもよい。また、有機無機ハイブリッド担体としては、アルコキシシランとアルキル置換又はアルキレン置換アルコキシシラン化合物とのゾルゲル反応により形成される有機無機ハイブリッド担体が挙げられる。
また、上記酸ハロゲン化物としては、ベンゾイルクロリド、4-メチルベンゾイルクロリド、ベンゾイルブロミド、4-メチルベンゾイルブロミド等が挙げられる。
(式(I)中、Wは、ラジカル重合性官能基であり;Xは、-NR’CO-、-CONR’-、-CO2-、-OCO-、-O-、-SO2-、-SO3-、-OSO2-、-S-、炭素数6~20のアリーレン基、又はリン酸エステル基であり;R’は、水素原子又は炭素数1~3のアルキル基であり;Yは、炭素数1~30のアルキレン基であり;Rは、それぞれ独立して炭素数1~3のアルキル基であり;Zは、それぞれ独立して式(I)中のケイ素原子と担体との間に結合を作らせ得る脱離基であり;nは1~3の整数である。)
R’は、水素又は炭素数1~3のアルキル基であることが好ましく、水素又はメチル基であることがより好ましい。
ラジカル共重合工程に用いられるラジカル重合性官能基を有するモノマー(以下、「ラジカル重合性モノマー」と称することがある。)は、ラジカル重合性官能基を少なくとも1つ有する化合物である。
また、ラジカル重合性モノマーは、1種単独で使用してもよく、2種以上を任意の組み合わせ及び比率で使用してもよい。
・不均一系(A)
ラジカル重合性モノマー:脂溶性モノマー
溶媒:水性溶媒
・不均一系(B)
ラジカル重合性モノマー:親水性モノマー
溶媒:脂溶性溶媒
上記脂溶性モノマーは、担体とラジカル重合性ポリマーとを含む基材を用いて不均一系(A)でラジカル共重合工程を行う場合に好適である。
このような脂溶性モノマーとしては、具体的には2-ビニルピリジン、3-ビニルピリジン、4-ビニルピリジン、9-ビニルカルバゾール、2-イソプロペニルピリジン、3-イソプロペニルピリジン、4-イソプロペニルピリジン、9-イソプロペニルカルバゾール等が挙げられ、4-ビニルピリジンであることが好ましい。これらのモノマーの複素環は、置換基を有していてもよい。置換基としては、炭素数1~12のアルキル基、炭素数1~12のアルコキシ基、シアノ基、ハロゲン原子、ヒドロキシ基、アミノ基、ニトロ基等が挙げられる。これらのうち、置換基は、上記塩基性ポリマーの分子認識能を向上させ、ひいては固定相の分離性能を向上し得る点で、メチル基又はハロゲン原子であることが好ましい。
上記脂溶性モノマーは、表面にラジカル重合性官能基が導入された担体を用いて不均一系(A)でラジカル共重合工程を行う場合に好適である。
なお、ラジカル共重合により分子認識能を有するポリマーを形成するにあたり、固定相の分子認識能を阻害しない範囲であれば、上記脂溶性モノマーの他にスチレン、α-メチルスチレン、(メタ)アクリル酸誘導体、(メタ)アクリルアミド誘導体等の任意の脂溶性モノマーを用いてもよい。
上記親水性モノマーは、表面にラジカル重合性官能基が導入された担体を用いて不均一系(B)でラジカル共重合工程を行う場合に好適である。
本開示において、ラジカル共重合工程に用いられる溶媒としては、モノマーを完全に溶解させず、反応系を、ラジカル重合性官能基を有するモノマーの相及び溶媒の相を含む不均一系とすることができる限り、特に限定されないが、上記不均一系(A)又は(B)を構成する水性溶媒又は脂溶性溶媒であることが好ましい。
ラジカル共重合工程に用いるラジカル開始剤としては、特に限定されず、公知のラジカル開始剤からラジカル重合性基材の種類、ラジカル重合性モノマーの種類、反応条件等に応じて適宜選択することができる。公知のラジカル開始剤としては、熱ラジカル開始剤及び光ラジカル開始剤が挙げられ、好ましくは熱ラジカル開始剤である。
熱ラジカル開始剤は、1種単独で使用してもよく、2種以上を任意の組み合わせ及び比率で使用してもよい。
光ラジカル開始剤は、1種単独で使用してもよく、2種以上を任意の組み合わせ及び比率で使用してもよい。
なお、本明細書において、各成分の使用量として示す量は、当該成分を2種以上使用する場合には、その総量を指す。
ラジカル共重合の方法は、特に限定されず、例えば撹拌子又は撹拌翼を備えた反応器中で、ラジカル重合性基材、ラジカル重合性モノマー、ラジカル開始剤、及び溶媒を含む反応液を撹拌しながら加熱又は活性エネルギー線照射を行う方法が挙げられる。
固定相の分離性能を評価するための指標としては、保持係数(k’)及び/又は分離係数(α)を用いることができる。保持係数及び分離係数は、例えば固定相をカラムに充填してカラムクロマトグラフィーによるサンプルの分離を行い、下記式(1)~(3)に基づいて算出される。保持係数及び分離係数の一方又は両方の値が大きいほど、分離性能が高いと判断することができる。
・保持係数k2’=(t2-t0)/t0 (2)
・分離係数α=k2’/k1’ (3)
k1’:より弱く保持される成分の保持係数
k2’:より弱く保持される成分の保持係数
t0:デッドタイム(固定相と相互作用しない物質をカラムに導入してから溶出されるまでの時間である。便宜上、トリ-tert-ブチルベンゼンの溶出時間をデッドタイムとする。)
t1:より弱く保持される成分の溶出時間
t2:より強く保持される成分の溶出時間
・固定化率=((固定相の保持係数k1’)/(ラジカル重合性官能基を有する基材の保持係数k1’))×100
固定化率が100%に近いほど、分離剤が担体上に良好に固定されていることを示す。本実施態様に係る製造方法により得られる固定相においては、固定化率は、通常50%以上、好ましくは60%以上、より好ましくは70%以上、さらに好ましくは80%以上である。固定化率の上限は、特に限定されず、通常100%以下であり、95%以下であってもよい。したがって、固定化率の好ましい範囲としては、例えば、50%以上95%以下、60%以上100%以下、70%以上95%以下、及び80%以上95%以下の範囲が挙げられる。
なお、ラジカル重合性官能基を有する基材の保持係数k1’は、固定相の保持係数k1’と同様、ラジカル重合性官能基を有する基材をカラムに充填してカラムクロマトグラフィーによるサンプルの分離を行い、上記式(1)に従い算出される。
本実施態様に係る製造方法により得られるクロマトグラフィー用固定相は、高速液体クロマトグラフィー(HPLC)、超臨界流体クロマトグラフィー(SFC)、イオン交換クロマトグラフィー(IEC)等の各種カラムクロマトグラフィーに用いることができる。
(シリカ粒子の表面処理)
180℃で2時間真空乾燥することで活性化したシリカゲル(平均粒径5μm)40gに、無水トルエン48mL及び無水ピリジン4mLを加えた後、さらに3-アミノプロピルトリエトキシシラン2.8mLを加え、12時間還流した。その後、反応液をグラスフィルターでろ過し、表面にアミノプロピル基が導入されたシリカ粒子(以下、「アミノプロピル修飾シリカ粒子」と称する。)を得た。
塩化リチウム4.4g及びN,N-ジメチルアセトアミド65mLの混合液にアミロース5.0gを溶解した後、ピリジン25mL及び塩化トリチル17.2gと混合し、85℃で12時間反応させることで、アミロースの6位のヒドロキシ基を保護した。次いで、反応混合液に3-クロロ-5-メチルフェニルイソシアナート18.3gを加え、さらに85℃で12時間反応させた。得られた反応混合液をメタノール中に滴下し、析出した不溶物を回収した。回収物全量をメタノール/12N塩酸(667mL/19mL)混合液に分散させ、12時間攪拌させることでアミロースの6位のトリチル基の脱保護を行い、アミロースのカルバメート誘導体を得た。アミロースのカルバメート誘導体は、真空乾燥を行ってから次のステップに用いた。
上記メタクリロイル基含有アミロース誘導体A2.0gを酢酸エチル16mLに溶解し、塗布液を得た。この塗布液を、アミノプロピル修飾シリカ粒子5.4gに均一に塗布し、その後、酢酸エチルを留去することで、メタクリロイル基含有アミロース誘導体が表面上に物理滴に吸着したアミノプロピル修飾シリカ粒子(以下、「メタクリロイル基含有アミロース誘導体被覆シリカ粒子A」と称する。)を得た。
窒素雰囲気下で、上記メタクリロイル基含有アミロース誘導体被覆シリカ粒子A3.0gにエタノール12mL及び蒸留水12mLを加え、さらに0.30mol/Lの2,2’-アゾビス[2-(2-イミダゾリン-2-イル)プロパン]二塩酸塩水溶液6mL及び1.48mol/Lの2,3-ジメチル-1,3-ブタジエン エタノール溶液6mLを加え、55℃で24時間ラジカル共重合反応を行った。その後、生成物を酢酸エチル及びメタノールで洗浄し、メタクリロイル基含有アミロース誘導体Aの架橋物が担体上に固定化されたキラル固定相を得た。
(ラジカル重合性ポリマーの製造)
セルロース5.0gをピリジン171mLに分散させ、ピリジン80mLを共沸蒸留して脱水することで分散液を得た。この分散液に4-メチルベンゾイルクロリド7.2gを加え、80℃で4時間反応させた。次いで、反応混合液に1,4-ベンゾキノン0.80g及びメタクリル酸2-イソシアナートエチル0.72gを加え、80℃で13時間反応をさせ、続いて4-メチルベンゾイルクロリド20.7gを加え、さらに80℃で5時間反応させた。得られた反応混合液をメタノール中に滴下し、析出した不溶物を回収した。回収物をジクロロメタンに溶解させ、得られた溶液をメタノール中に滴下した。析出した不溶物を回収して室温で真空乾燥することにより、メタクリロイル基を有するセルロース誘導体(以下、「メタクリロイル基含有セルロース誘導体A」と称する。)を得た。
メタクリロイル基含有セルロース誘導体A10.0gをジクロロメタン30mLに溶解し、塗布液を得た。この塗布液を、実施例1で得たアミノプロピル修飾シリカ粒子40.0gに均一に塗布し、その後、ジクロロメタンを留去することで、メタクリロイル基含有セルロース誘導体Aが表面上に物理的に吸着したアミノプロピル修飾シリカ粒子(以下、「メタクリロイル基含有セルロース誘導体被覆シリカ粒子A」と称する。)を得た。
窒素雰囲気下で、メタクリロイル基含有セルロース誘導体被覆シリカ粒子A3.0gにエタノール12mL及び蒸留水12mLを加え、さらに0.22mol/Lの2,2’-アゾビス[2-(2-イミダゾリン-2-イル)プロパン]二塩酸塩水溶液6mL及び1.83mol/Lの2,3-ジメチル-1,3-ブタジエン エタノール溶液6mLを加え、反応液を得た。この反応液を60℃で24時間撹拌し、ラジカル共重合反応を行うことで、メタクリロイル基含有セルロース誘導体Aの架橋物が担体上に固定化されたキラル固定相を得た。
(ラジカル重合性ポリマーの製造)
セルロース3.0gをピリジン124mLに分散させ、分散液を得た。この分散液に3,5-ジメチルフェニルイソシアナート4.1gを加え、80℃で4時間反応させた。次いで、1,4-ベンゾキノン0.59g及びメタクリル酸2-イソシアナートエチル0.29gを加え、80℃で13時間反応をさせ、続いて3,5-ジメチルフェニルイソシアナート12.3gを加え、さらに80℃で5時間反応させた。得られた反応混合液をメタノール中に滴下し、析出した不溶物を回収した。回収物をテトラヒドロフランに溶解させ、得られた溶液をメタノール中に滴下した。析出した不溶物を回収して室温で真空乾燥することにより、メタクリロイル基を有するセルロース誘導体(以下、「メタクリロイル基含有セルロース誘導体B」と称する。)を得た。
メタクリロイル基含有セルロース誘導体B2.0gをアセトン16mLに溶解し、塗布液を得た。この塗布液を、実施例1で得たアミノプロピル修飾シリカ粒子5.4gに均一に塗布し、その後、アセトンを留去することで、メタクリロイル基含有セルロース誘導体Bが表面上に物理的に吸着したアミノプロピル修飾シリカ粒子(以下、「メタクリロイル基含有セルロース誘導体被覆シリカ粒子B」と称する。)を得た。
窒素雰囲気下で、メタクリロイル基含有セルロース誘導体被覆シリカ粒子B3.0gにエタノール12mL及び蒸留水12mLを加え、さらに0.28mol/Lの2,2’-アゾビス[2-(2-イミダゾリン-2-イル)プロパン]二塩酸塩水溶液6mL及び1.47mol/Lの2,3-ジメチル-1,3-ブタジエン エタノール溶液6mLを加え、反応液を得た。この反応液を55℃で24時間撹拌し、ラジカル共重合反応を行うことで、メタクリロイル基含有セルロース誘導体Bの架橋物が担体上に固定化されたキラル固定相を得た。
(ラジカル重合性ポリマーの製造)
セルロース3.0gをピリジン124mLに分散させ、分散液を得た。この分散液に3,5-ジクロロフェニルイソシアナート5.2gを加え、80℃で4時間反応させた。次いで、1,4-ベンゾキノン0.59g及びメタクリル酸2-イソシアナートエチル0.29gを加え、80℃で13時間反応をさせ、続いて3,5-ジクロロフェニルイソシアナート15.7gを加え、さらに80℃で5時間反応させた。得られた反応混合液をメタノール中に滴下し、析出不溶物を回収した。回収物をテトラヒドロフランに再溶解させ、得られた溶液をメタノール中に滴下した。析出した不溶物を回収して室温で真空乾燥することにより、メタクリロイル基を有するセルロース誘導体(以下、「メタクリロイル基含有セルロース誘導体C」と称する。)を得た。
メタクリロイル基含有セルロース誘導体C3.7gを酢酸エチル30mLに溶解し、塗布液を得た。この塗布液を、実施例1で得たアミノプロピル修飾シリカ粒子10.0gに均一に塗布し、その後、酢酸エチルを留去することで、メタクリロイル基含有セルロース誘導体Cが表面上に物理的に吸着したアミノプロピル修飾シリカ粒子(以下、「メタクリロイル基含有セルロース誘導体被覆シリカ粒子C」と称する。)を得た。
窒素雰囲気下で、メタクリロイル基含有セルロース誘導体被覆シリカ粒子C3.0gにエタノール12mL及び蒸留水12mLを加え、さらに0.30mol/Lの2,2’-アゾビス[2-(2-イミダゾリン-2-イル)プロパン]二塩酸塩水溶液6mLと1.48mol/Lの2,3-ジメチル-1,3-ブタジエン エタノール溶液6mLを加え、反応液を得た。この反応液を55℃で24時間撹拌し、ラジカル共重合反応を行うことで、メタクリロイル基含有セルロース誘導体Cの架橋物が担体上に固定化されたキラル充填剤を得た。
(シランカップリング剤の製造)
フラスコに4-ピロリジノピリジン5.26gを加え、脱気後、窒素パージを行った。このフラスコに、窒素雰囲気下でトルエン3500mL、N-メチルアミノプロピルトリメトキシシラン138.6g、及びトリエチルアミン203mLをこの順番で加えた。その後、得られた混合物に、窒素雰囲気下でアクリル酸クロリド84.23gのトルエン溶液(175mL)を加え、60℃で1.5時間加熱させることにより、N-メチル-N-[3-(トリメトキシシリル)プロピル]2-プロペンアミドの粗生成物を得た。
N-メチル-N-[3-(トリメトキシシリル)プロピル]2-プロペンアミドの粗生成物をろ過し、ろ液をシリカゲル(平均粒径5μm)700gと混合した。なお、シリカゲルは予め80℃、8時間真空乾燥し、活性化したものである。得られた混合液を3時間加熱還流した後、室温まで冷却した。生成物を、80℃で8時間真空乾燥し、表面にアクリルアミド基が導入されたシリカ粒子(以下、「アクリルアミド修飾シリカ粒子」と称する。)を得た。
窒素雰囲気下で、アクリルアミド修飾シリカ粒子10.0gにエタノール18mL及び蒸留水18mLを加え、さらに0.15mol/Lの2,2’-アゾビス[2-(2-イミダゾリン-2-イル)プロパン]二塩酸塩水溶液9mLと3.0mol/Lのスチレ エタノール溶液9mLを加え、反応液を得た。この反応液を55℃で24時間撹拌し、ラジカル共重合反応を行うことで、ポリスチレンが担体上に固定化された固定相を得た。
(ラジカル共重合)
窒素雰囲気下、実施例5で得たアクリルアミド修飾シリカ粒子10.0gにエタノール18mL及び蒸留水18mLを加え、さらに0.15mol/Lの2,2’-アゾビス[2-(2-イミダゾリン-2-イル)プロパン]二塩酸塩水溶液9mLと3.0mol/Lの4-ビニルピリジン エタノール溶液9mLを加え、反応液を得た。この反応液を55℃で24時間撹拌し、ラジカル共重合反応を行うことで、ポリ(4-ビニルピリジン)が担体上に固定化された固定相を得た。
(ラジカル重合性ポリマー被覆シリカ粒子の製造)
実施例1で得たメタクリロイル基含有アミロース誘導体1.5gを酢酸エチル9.0mLに溶解させ、塗布液を得た。この塗布液を、実施例1で得たアミノプロピル修飾シリカ粒子6.0gに均一に塗布し、その後、酢酸エチルを留去することで、メタクリロイル基含有アミロース誘導体が表面上に物理滴に吸着したアミノプロピル修飾シリカ粒子(以下、「メタクリロイル基含有アミロース誘導体被覆シリカ粒子B」と称する。)を得た。
窒素雰囲気下、メタクリロイル基含有アミロース誘導体被覆シリカ粒子B2.5gに0.002mol/Lの2,2’-アゾビス(イソブチロニトリル) ヘキサン溶液10mL及び2,3-ジメチル-1,3-ブタジエン0.07gを加え、60℃で20時間共重合反応を行った。その後、生成物を酢酸エチル及びメタノールで洗浄し、メタクリロイル基含有アミロース誘導体Bの架橋物が担体上に固定化されたキラル固定相を得た。
(ラジカル重合性ポリマーの製造)
セルロース5.0gをピリジン126mLに分散させ、分散液を得た。この分散液に4-メチルベンゾイルクロリド7.2gを加え、80℃で4時間反応させた。次いで、反応混合液にメタクリル酸2-イソシアナートエチル0.72gを加え、80℃で13時間反応をさせ、続いて4-メチルベンゾイルクロリド20.7gを加え、さらに80℃で5時間反応させた。得られた反応混合液をメタノール中に滴下し、析出した不溶物を回収した。回収物をジクロロメタンに溶解させ、得られた溶液をメタノール中に滴下した。析出した不溶物を回収して室温で真空乾燥することにより、メタクリロイル基を有するセルロース誘導体(以下、「メタクリロイル基含有セルロース誘導体D」と称する。)を得た。
メタクリロイル基含有セルロース誘導体D6.0gをジクロロメタン48mLに溶解し、塗布液を得た。この塗布液を、実施例1で得たアミノプロピル修飾シリカ粒子24.0gに均一に塗布し、その後、ジクロロメタンを留去することで、メタクリロイル基含有セルロース誘導体Dが表面上に物理的に吸着したアミノプロピル修飾シリカ粒子(以下、「メタクリロイル基含有セルロース誘導体被覆シリカ粒子D」と称する。)を得た。
窒素雰囲気下、メタクリロイル基含有セルロース誘導体被覆シリカ粒子D3.0gにトルエン36mLを加え、さらに2,2’-アゾビス(イソブチロニトリル)0.45g及び2,3-ジメチル-1,3-ブタジエン0.88gを加え、反応液を得た。この反応液を80℃で4時間撹拌し、ラジカル共重合反応を行うことで、メタクリロイル基含有セルロース誘導体Dの架橋物が担体上に固定化されたキラル充填剤を得た。
窒素雰囲気下で、実施例5で得たアクリルアミド修飾シリカ粒子10.0gにN,N-ジメチルホルムアミド54mLを加え、さらに0.15mol/Lの2,2’-アゾビス(2,4-ジメチルバレロニトリル) N,N-ジメチルホルムアミド溶液9mL及び3.0mol/Lのスチレン N,N-ジメチルホルムアミド溶液9mLを加え、反応液を得た。この反応液を60℃で24時間撹拌し、ラジカル共重合反応を行うことで、ポリスチレンが担体上に固定化された固定相を得た。
実施例1~4及び比較例1、2で製造したキラル固定相を、それぞれ直径0.46cm、長さ15cmのステンレス製カラムにスラリー法により充填し、キラルカラムを得た。このキラルカラムを液体クロマトグラフィー(HPLC)装置に取り付け、下記に示すラセミ体1~4の分離試験を行い、上記式(1)~(3)に基づいて分離係数αを求めた。結果を表1に示す。
移動相:n-ヘキサン/2-プロパノール=90/10(v/v)
流速:1.0ml/min
カラム温度:25℃
検出波長:254nm(化合物1~3)
220nm(化合物4)
特に、実施例1、3、4で得たキラル固定相は、ラセミ体1に対して高い分離性能を示し、実施例2で得たキラル固定相は、ラセミ体2~4に対して高い分離性能を示すことが確認された。
実施例1~3及び比較例1~2のキラル固定相の製造におけるラジカル重合性官能基を有する基材(それぞれ、メタクリロイル基含有アミロース誘導体被覆シリカ粒子A、メタクリロイル基含有セルロース誘導体被覆シリカ粒子A、メタクリロイル基含有セルロース誘導体被覆シリカ粒子B、メタクリロイル基含有アミロース誘導体被覆シリカ粒子B、及びメタクリロイル基含有セルロース誘導体被覆シリカ粒子D)を、それぞれ直径0.46cm、長さ15cmのステンレス製カラムにスラリー法により充填し、キラルカラムを得た。このキラルカラムを液体クロマトグラフィー(HPLC)装置に取り付け、上記「分離性能の評価I」と同様にしてラセミ体1の分離試験を行い、k1’を求めた。
実施例5、6及び比較例3で製造した固定相を直径0.46cm、長さ15cmのステンレス製カラムにスラリー法により充填し、カラムを得た。このカラムを超臨界流体クロマトグラフィー(SFC)装置に取り付け、下記に示す化合物5及び化合物6の等量混合物の分離試験を行い、上記式(1)~(3)に基づいて固定相の保持係数及び分離係数を求めた。結果を表3に示す。
移動相:CO2/メタノール=97/3(v/v)
流速:4.0ml/min
カラム温度:40℃
検出波長:230nm
Claims (10)
- ラジカル開始剤の存在下でラジカル重合性官能基を有する基材とラジカル重合性官能基を有するモノマーとをラジカル共重合させるラジカル共重合工程を含み、
前記ラジカル共重合工程は、前記ラジカル重合性官能基を有するモノマーの相及び溶媒の相を含む不均一系で行われる、クロマトグラフィー用固定相の製造方法。 - 前記ラジカル重合性官能基を有する基材が、担体とラジカル重合性官能基を有するポリマーとを含む、請求項1に記載の製造方法。
- 前記ラジカル重合性官能基を有するポリマーが、前記担体の表面上に物理的に吸着している、請求項2に記載の製造方法。
- 前記溶媒が、水、又は水と水100体積部に対して10体積部以上300体積部以下の水溶性溶媒とを混合した混合溶媒である、請求項2又は3に記載の製造方法。
- 前記ラジカル重合性官能基を有するモノマーが、ブタジエン、2,3-ジメチル-1,3-ブタジエン、2-メチル-1,3-ブタジエン、ジビニルベンゼン、(メタ)アクリル酸アリル、及びスチレンからなる群より選択される1種以上である、請求項4に記載の製造方法。
- 前記ラジカル重合性官能基を有する基材が、表面に前記ラジカル重合性官能基が導入された担体である、請求項1に記載の製造方法。
- 前記溶媒が、水、又は水と水100体積部に対して10体積部以上300体積部以下の水溶性溶媒とを混合した混合溶媒である、請求項6に記載の製造方法。
- 前記ラジカル重合性官能基を有するモノマーが、2-ビニルピリジン、3-ビニルピリジン、4-ビニルピリジン、9-ビニルカルバゾール、2-イソプロペニルピリジン、3-イソプロペニルピリジン、4-イソプロペニルピリジン、及び9-イソプロペニルカルバゾールからなる群より選択される1種以上である、請求項7に記載の製造方法。
- 前記溶媒が、水/1-オクタノール分配係数(logPow)が0.5以上の脂溶性溶媒である、請求項6に記載の製造方法。
- 前記ラジカル重合性官能基を有するモノマーが、2-((メタ)アクリロイルオキシ)エチル-2’-(トリメチルアンモニオ)エチルホスフェート、2-(N-3-スルホプロピル-N,N-ジメチルアンモニウム)エチルメタクリレート、3-(メタクリロイルアミノ)プロピルトリメチルアンモニウムクロリド、3-(メタクリロイルオキシ)プロパンスルホン酸カリウム、2-ヒドロキシエチルメタクリレート、及びアクリルアミドからなる群より選択される1種以上である、請求項9に記載の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2023551623A JPWO2023054507A1 (ja) | 2021-09-29 | 2022-09-28 | |
CN202280063839.2A CN117980066A (zh) | 2021-09-29 | 2022-09-28 | 柱色谱用固定相的制造方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021158985 | 2021-09-29 | ||
JP2021-158985 | 2021-09-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2023054507A1 true WO2023054507A1 (ja) | 2023-04-06 |
Family
ID=85780748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2022/036248 WO2023054507A1 (ja) | 2021-09-29 | 2022-09-28 | カラムクロマトグラフィー用固定相の製造方法 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPWO2023054507A1 (ja) |
CN (1) | CN117980066A (ja) |
WO (1) | WO2023054507A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08231489A (ja) | 1995-02-24 | 1996-09-10 | Daicel Chem Ind Ltd | 新規なイソシアナート、及びその誘導体、並びに分離剤 |
WO1997036950A1 (fr) * | 1996-04-03 | 1997-10-09 | Arakawa Chemical Industries, Ltd. | Resine poreuse alkylee, son procede de production et son utilisation |
JP2000351810A (ja) * | 1999-06-11 | 2000-12-19 | Mitsubishi Chemicals Corp | 鋳型構造を有する架橋高分子及びそれを用いた吸着剤 |
JP2002148247A (ja) | 2000-11-09 | 2002-05-22 | Nagoya Industrial Science Research Inst | 光学異性体用分離剤及びその製造方法 |
WO2003091185A1 (fr) | 2002-04-25 | 2003-11-06 | Daicel Chemical Industries, Ltd. | Agent de separation pour isomere optique et procede de preparation associe |
WO2017164289A1 (ja) | 2016-03-23 | 2017-09-28 | 株式会社ダイセル | クロマトグラフィー用の固定相 |
JP2021015129A (ja) | 2015-03-24 | 2021-02-12 | 株式会社ダイセル | 超臨界流体クロマトグラフィー用の固定相 |
-
2022
- 2022-09-28 CN CN202280063839.2A patent/CN117980066A/zh active Pending
- 2022-09-28 WO PCT/JP2022/036248 patent/WO2023054507A1/ja active Application Filing
- 2022-09-28 JP JP2023551623A patent/JPWO2023054507A1/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08231489A (ja) | 1995-02-24 | 1996-09-10 | Daicel Chem Ind Ltd | 新規なイソシアナート、及びその誘導体、並びに分離剤 |
WO1997036950A1 (fr) * | 1996-04-03 | 1997-10-09 | Arakawa Chemical Industries, Ltd. | Resine poreuse alkylee, son procede de production et son utilisation |
JP2000351810A (ja) * | 1999-06-11 | 2000-12-19 | Mitsubishi Chemicals Corp | 鋳型構造を有する架橋高分子及びそれを用いた吸着剤 |
JP2002148247A (ja) | 2000-11-09 | 2002-05-22 | Nagoya Industrial Science Research Inst | 光学異性体用分離剤及びその製造方法 |
WO2003091185A1 (fr) | 2002-04-25 | 2003-11-06 | Daicel Chemical Industries, Ltd. | Agent de separation pour isomere optique et procede de preparation associe |
JP2021015129A (ja) | 2015-03-24 | 2021-02-12 | 株式会社ダイセル | 超臨界流体クロマトグラフィー用の固定相 |
WO2017164289A1 (ja) | 2016-03-23 | 2017-09-28 | 株式会社ダイセル | クロマトグラフィー用の固定相 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2023054507A1 (ja) | 2023-04-06 |
CN117980066A (zh) | 2024-05-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9956542B2 (en) | Method for preparing molecularly imprinted polymers (MIP) through radical polymerisation | |
JP2005510609A5 (ja) | ||
JP2008232764A (ja) | 充填床用新規充填剤及びその用途 | |
Yang et al. | Reversible catalyst supporting via hydrogen-bonding-mediated self-assembly for atom transfer radical polymerization of MMA | |
EP2607392A1 (en) | Fine particles for chromatography and chromatography using same | |
JP2017211352A (ja) | 分離材及びカラム | |
WO2010021234A1 (ja) | 有機ポリマー多孔質体、及びその製造方法 | |
CN112638348B (zh) | 使纳米凝胶稳定的方法和组合物以及由纳米凝胶产生的牙科组合物 | |
JP5003268B2 (ja) | コア−シェル微粒子、その製造方法及び固定化コロイド結晶の製造方法 | |
WO2008102920A1 (ja) | 光学異性体分離用充填剤 | |
Kouki et al. | The enhanced adsorption properties of molecular imprinted polymer material prepared using nitroxide-mediated Radical Deactivation Reversible Polymerization | |
WO2023054507A1 (ja) | カラムクロマトグラフィー用固定相の製造方法 | |
US11040330B2 (en) | Chromatography stationary phase | |
JP4210813B2 (ja) | 多糖類およびオリゴ糖類のビス・シラン、ビス・チオエーテル、ビス・スルホキシド、ビス・スルホンおよびブタン・ジ・イルの誘導体をベースとする架橋ポリマー、並びに担体物質としてのその成形 | |
JP2007170907A (ja) | アルコキシアルキルアクリレートがグラフト重合した充填剤 | |
JP7368561B2 (ja) | クロマトグラフィー用の固定相 | |
WO2019110318A1 (en) | Porous materials, method for producing same and uses thereof | |
KR101013252B1 (ko) | 크로마토그래피용 분리제 및 그의 제조 방법 | |
KR20060052566A (ko) | 고분자 입자 및 그 제조방법 | |
JP7359897B2 (ja) | 光学異性体用分離剤及び光学異性体用分離剤の製造方法 | |
JP3259532B2 (ja) | 分離剤及びその製造方法 | |
US6255385B1 (en) | Polyhydroxy polymers substituted with styryl ether groups and gels and surfaces prepared from them | |
KR100480336B1 (ko) | 완전 상호침투 가교 (Full-IPN) 구조를 갖는단분산성 고분자 입자 및 그의 제조방법 | |
ES2311125T3 (es) | Copolimeros que comprenden insaturacion y procedimiento para su preparacion. | |
JPS6090040A (ja) | 合成吸着剤及びその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 22876373 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2023551623 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202280063839.2 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2022876373 Country of ref document: EP Effective date: 20240429 |