WO2006064897A1 - 2-アルコキシエチルブロマイドの製造方法 - Google Patents
2-アルコキシエチルブロマイドの製造方法 Download PDFInfo
- Publication number
- WO2006064897A1 WO2006064897A1 PCT/JP2005/023104 JP2005023104W WO2006064897A1 WO 2006064897 A1 WO2006064897 A1 WO 2006064897A1 JP 2005023104 W JP2005023104 W JP 2005023104W WO 2006064897 A1 WO2006064897 A1 WO 2006064897A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bromide
- group
- alkoxyethyl
- butyl
- urea
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract description 22
- 239000004202 carbamide Chemical group 0.000 claims abstract description 27
- 150000001875 compounds Chemical class 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- HFRXJVQOXRXOPP-UHFFFAOYSA-N thionyl bromide Chemical compound BrS(Br)=O HFRXJVQOXRXOPP-UHFFFAOYSA-N 0.000 claims abstract description 12
- -1 methylol, ethyl Chemical group 0.000 claims description 29
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 16
- 125000004432 carbon atom Chemical group C* 0.000 claims description 9
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 7
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 5
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 4
- 125000005073 adamantyl group Chemical group C12(CC3CC(CC(C1)C3)C2)* 0.000 claims description 4
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 claims description 4
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 4
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- 125000002868 norbornyl group Chemical group C12(CCC(CC1)C2)* 0.000 claims description 4
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 4
- 125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 3
- 125000000640 cyclooctyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 claims description 3
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 claims description 3
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 claims description 3
- 125000005244 neohexyl group Chemical group [H]C([H])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 125000004429 atom Chemical group 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 8
- 239000006227 byproduct Substances 0.000 abstract description 5
- 150000001408 amides Chemical group 0.000 abstract description 2
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 25
- 239000002904 solvent Substances 0.000 description 13
- YZUPZGFPHUVJKC-UHFFFAOYSA-N 1-bromo-2-methoxyethane Chemical compound COCCBr YZUPZGFPHUVJKC-UHFFFAOYSA-N 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- 239000012044 organic layer Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- 238000004817 gas chromatography Methods 0.000 description 7
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 6
- MMYKTRPLXXWLBC-UHFFFAOYSA-N 1-bromo-2-ethoxyethane Chemical compound CCOCCBr MMYKTRPLXXWLBC-UHFFFAOYSA-N 0.000 description 6
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 4
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 239000007810 chemical reaction solvent Substances 0.000 description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 229940093475 2-ethoxyethanol Drugs 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical group 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- CYSGHNMQYZDMIA-UHFFFAOYSA-N 1,3-Dimethyl-2-imidazolidinon Chemical compound CN1CCN(C)C1=O CYSGHNMQYZDMIA-UHFFFAOYSA-N 0.000 description 2
- UPGSWASWQBLSKZ-UHFFFAOYSA-N 2-hexoxyethanol Chemical compound CCCCCCOCCO UPGSWASWQBLSKZ-UHFFFAOYSA-N 0.000 description 2
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- KDISMIMTGUMORD-UHFFFAOYSA-N N-acetylpiperidine Natural products CC(=O)N1CCCCC1 KDISMIMTGUMORD-UHFFFAOYSA-N 0.000 description 2
- PHSPJQZRQAJPPF-UHFFFAOYSA-N N-alpha-Methylhistamine Chemical compound CNCCC1=CN=CN1 PHSPJQZRQAJPPF-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 230000031709 bromination Effects 0.000 description 2
- 238000005893 bromination reaction Methods 0.000 description 2
- QARVLSVVCXYDNA-UHFFFAOYSA-N bromobenzene Chemical compound BrC1=CC=CC=C1 QARVLSVVCXYDNA-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- GVONPBONFIJAHJ-UHFFFAOYSA-N imidazolidin-4-one Chemical compound O=C1CNCN1 GVONPBONFIJAHJ-UHFFFAOYSA-N 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 239000012450 pharmaceutical intermediate Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- YBBLOADPFWKNGS-UHFFFAOYSA-N 1,1-dimethylurea Chemical compound CN(C)C(N)=O YBBLOADPFWKNGS-UHFFFAOYSA-N 0.000 description 1
- AJKNNUJQFALRIK-UHFFFAOYSA-N 1,2,3-trifluorobenzene Chemical compound FC1=CC=CC(F)=C1F AJKNNUJQFALRIK-UHFFFAOYSA-N 0.000 description 1
- PAAZPARNPHGIKF-UHFFFAOYSA-N 1,2-dibromoethane Chemical compound BrCCBr PAAZPARNPHGIKF-UHFFFAOYSA-N 0.000 description 1
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 1
- FILVIKOEJGORQS-UHFFFAOYSA-N 1,5-dimethylpyrrolidin-2-one Chemical compound CC1CCC(=O)N1C FILVIKOEJGORQS-UHFFFAOYSA-N 0.000 description 1
- NIYFUCBYDXQQCX-UHFFFAOYSA-N 1-(2-bromoethoxy)ethanol Chemical compound CC(O)OCCBr NIYFUCBYDXQQCX-UHFFFAOYSA-N 0.000 description 1
- QOZKHOIGOQWTRS-UHFFFAOYSA-N 1-(2-bromoethoxy)hexane Chemical compound CCCCCCOCCBr QOZKHOIGOQWTRS-UHFFFAOYSA-N 0.000 description 1
- DWPMJTVAEDBIES-UHFFFAOYSA-N 1-(4-methylpiperidin-1-yl)ethanone Chemical compound CC1CCN(C(C)=O)CC1 DWPMJTVAEDBIES-UHFFFAOYSA-N 0.000 description 1
- ZCYVBYQBOWLNBU-UHFFFAOYSA-N 1-(aziridin-1-yl)-2-methylpropan-1-one Chemical compound CC(C)C(=O)N1CC1 ZCYVBYQBOWLNBU-UHFFFAOYSA-N 0.000 description 1
- UFWIDNCIQKQRIJ-UHFFFAOYSA-N 1-(aziridin-1-yl)butan-1-one Chemical compound CCCC(=O)N1CC1 UFWIDNCIQKQRIJ-UHFFFAOYSA-N 0.000 description 1
- ZFPGARUNNKGOBB-UHFFFAOYSA-N 1-Ethyl-2-pyrrolidinone Chemical compound CCN1CCCC1=O ZFPGARUNNKGOBB-UHFFFAOYSA-N 0.000 description 1
- OXHNLMTVIGZXSG-UHFFFAOYSA-N 1-Methylpyrrole Chemical compound CN1C=CC=C1 OXHNLMTVIGZXSG-UHFFFAOYSA-N 0.000 description 1
- JJWACYUTERPMBM-UHFFFAOYSA-N 1-acetylimidazolidin-2-one Chemical compound CC(=O)N1CCNC1=O JJWACYUTERPMBM-UHFFFAOYSA-N 0.000 description 1
- CXURPNUIYCJENH-UHFFFAOYSA-N 1-acetylpyrrolidine-2-carboxamide Chemical compound CC(=O)N1CCCC1C(N)=O CXURPNUIYCJENH-UHFFFAOYSA-N 0.000 description 1
- MNDIARAMWBIKFW-UHFFFAOYSA-N 1-bromohexane Chemical compound CCCCCCBr MNDIARAMWBIKFW-UHFFFAOYSA-N 0.000 description 1
- GTVWPXDPNQJYNV-UHFFFAOYSA-N 1-methoxyindole Chemical compound C1=CC=C2N(OC)C=CC2=C1 GTVWPXDPNQJYNV-UHFFFAOYSA-N 0.000 description 1
- GGYVTHJIUNGKFZ-UHFFFAOYSA-N 1-methylpiperidin-2-one Chemical compound CN1CCCCC1=O GGYVTHJIUNGKFZ-UHFFFAOYSA-N 0.000 description 1
- KYWXRBNOYGGPIZ-UHFFFAOYSA-N 1-morpholin-4-ylethanone Chemical compound CC(=O)N1CCOCC1 KYWXRBNOYGGPIZ-UHFFFAOYSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- 229940077476 2,5-piperazinedione Drugs 0.000 description 1
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 description 1
- MATJPVGBSAQWAC-UHFFFAOYSA-N 2-cyano-n,n-dimethylacetamide Chemical compound CN(C)C(=O)CC#N MATJPVGBSAQWAC-UHFFFAOYSA-N 0.000 description 1
- PRZSCQILOMKPHY-UHFFFAOYSA-N 2-propoxyethanol Chemical compound [CH2]CCOCCO PRZSCQILOMKPHY-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 125000001204 arachidyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- XCIXKGXIYUWCLL-UHFFFAOYSA-N cyclopentanol Chemical compound OC1CCCC1 XCIXKGXIYUWCLL-UHFFFAOYSA-N 0.000 description 1
- PGPFRBIKUWKSTJ-UHFFFAOYSA-N cyclopropylcyclopropane Chemical group C1CC1C1CC1 PGPFRBIKUWKSTJ-UHFFFAOYSA-N 0.000 description 1
- FJBFPHVGVWTDIP-UHFFFAOYSA-N dibromomethane Chemical compound BrCBr FJBFPHVGVWTDIP-UHFFFAOYSA-N 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000003759 ester based solvent Substances 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 238000010813 internal standard method Methods 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 1
- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- PYLWMHQQBFSUBP-UHFFFAOYSA-N monofluorobenzene Chemical compound FC1=CC=CC=C1 PYLWMHQQBFSUBP-UHFFFAOYSA-N 0.000 description 1
- GXMIHVHJTLPVKL-UHFFFAOYSA-N n,n,2-trimethylpropanamide Chemical compound CC(C)C(=O)N(C)C GXMIHVHJTLPVKL-UHFFFAOYSA-N 0.000 description 1
- YMVURTUZGBUDBC-UHFFFAOYSA-N n,n-bis(hydroxymethyl)formamide Chemical compound OCN(CO)C=O YMVURTUZGBUDBC-UHFFFAOYSA-N 0.000 description 1
- IMNDHOCGZLYMRO-UHFFFAOYSA-N n,n-dimethylbenzamide Chemical compound CN(C)C(=O)C1=CC=CC=C1 IMNDHOCGZLYMRO-UHFFFAOYSA-N 0.000 description 1
- MBHINSULENHCMF-UHFFFAOYSA-N n,n-dimethylpropanamide Chemical compound CCC(=O)N(C)C MBHINSULENHCMF-UHFFFAOYSA-N 0.000 description 1
- LMTGCJANOQOGPI-UHFFFAOYSA-N n-methyl-n-phenylacetamide Chemical compound CC(=O)N(C)C1=CC=CC=C1 LMTGCJANOQOGPI-UHFFFAOYSA-N 0.000 description 1
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- BXRNXXXXHLBUKK-UHFFFAOYSA-N piperazine-2,5-dione Chemical compound O=C1CNC(=O)CN1 BXRNXXXXHLBUKK-UHFFFAOYSA-N 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Substances C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 1
- LTSUHJWLSNQKIP-UHFFFAOYSA-J tin(iv) bromide Chemical compound Br[Sn](Br)(Br)Br LTSUHJWLSNQKIP-UHFFFAOYSA-J 0.000 description 1
- UBZYKBZMAMTNKW-UHFFFAOYSA-J titanium tetrabromide Chemical compound Br[Ti](Br)(Br)Br UBZYKBZMAMTNKW-UHFFFAOYSA-J 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
- C07C43/04—Saturated ethers
- C07C43/12—Saturated ethers containing halogen
Definitions
- the present invention relates to a method for producing 2_alkoxyethyl bromide using thionyl bromide.
- 2-Alkoxyethyl bromide is used in various industrial raw materials, particularly pharmaceutical intermediates, raw materials for electrolyte compounds in electrical devices, raw materials for liquid crystal compounds in liquid crystal display devices, and polymer modifiers. An increase is expected.
- JP-A-61-238750 discloses that thionyl chloride is used as a terminal alcohol of a polyoxyethylene chain in the presence of a catalytic amount (0 ⁇ :! to 5% by weight of alcohol) of DMF. A method of chlorination by acting is described. There is no description of the yield in this document.
- an object of the present invention is to provide a method for producing 2_alkoxyethyl bromide in a higher yield and purity than in the past. Disclosure of the invention
- the present invention relates to a general formula (1):
- R represents a group selected from the group consisting of a linear or branched alkyl group having 1 to 20 carbon atoms and a cycloalkyl group having 3 to 20 carbon atoms, wherein these groups are one or more halogen atoms. May be substituted with atoms,
- X represents an oxygen atom
- R and R are each independently hydrogen, methylol, ethyl, propyl, n-propyl, i_
- the 2-alkoxyethanol and thiol bromide represented by the formula (1) have one or more amide bonds or urea bonds in the molecule in an amount of 0.8 equivalent mole or more per mole of the 2-alkoxyethanol.
- RX, R and R have the same meaning as in the general formula (1).
- the present invention provides a high yield of high-purity 2-alkoxyethyl bromide by suppressing the by-product of impurities by coexisting a compound having a specific amount of amide bond or urea bond in the molecule during the reaction. It can be manufactured at a rate.
- R represents a group selected from the group consisting of a linear or branched alkyl group having 120 carbon atoms and a cycloalkyl group having 320 carbon atoms, These groups may be substituted with one or more halogen atoms.
- Examples of the linear or branched alkyl group having 120 carbon atoms include, for example, methinole, ethyl, n-propyl, i-propyl, n-butyl, i-butyl, s-butyl, t-butyl, n- Aminole i-Aminole, n_Hexinore, Neohexinole, n-Petinole, 2-Ethinolehexinole, n_Octyl, i_Otachil, s_Otachil, t_Otatil, n-Noel, n-decyl, n-lauryl , Myristol, cetyl, stearyl and icosyl, preferably methinole, ethynole and i-propyl.
- Examples of the cycloalkyl group having 320 carbon atoms include cyclopropyl, cyclopentanol, cyclohexyl, cycloheptyl, cyclooctyl, bicyclopropyl, cyclodecinole, norbornyl, adamantyl, and preferably cyclopentyl, Cyclohexinore.
- the above alkyl group and cycloalkyl group may be substituted with one or more halogen atoms (for example, chlorine, fluorine, iodine, fluorine).
- halogen atoms for example, chlorine, fluorine, iodine, fluorine.
- R is more preferably an alkyl group having 18 carbon atoms, particularly preferably a methyl group or A til group.
- X in the general formulas (1) and (2) is an oxygen atom.
- R and R in the general formulas (1) and (2) are each independently hydrogen, methylol, ethyl
- R are preferably hydrogen, methylol or ethyl, and particularly preferably hydrogen.
- 2_alkoxyethanol represented by the general formula (1), 2-methoxyethanol, 2_ethoxyethanol, 2_propoxyethanol, 2_butoxyethanol, 2_hexyloxyethanol, 2_ethylhexyl These are preferred compounds such as oxyethanol, black ethoxyethanol, bromoethoxyethanol, etc., which are produced industrially and are readily available.
- Thionyl bromide can be easily produced by reacting hydrogen chloride with thiohytonyl salt.
- the amount of thionyl bromide used is 0.8-5 equivalent moles, preferably 0.9-9 equivalent moles, with respect to 1 mole of the compound represented by the general formula (I).
- the compound having an amide bond or urea bond in the molecule in the present invention is a compound having at least one amide group (one CO—N) or urea bond (> N—CO—N) in the molecule.
- Specific examples include, but are not limited to, acetamide, acrylamide, N, N-dimethylphenolamide, N, N-dimethylacetamide, N, N-jetylacetamide, N, N-disopropylacetate.
- Lidon Acetamide, N, N-Dimethylolformamide, ⁇ , ⁇ -Dimethylacetamide, 1,3_Dimethylimidazolidinone, ⁇ -Cap latatam, Acetylbiperidine, Urea, ⁇ , ⁇ -Dimethylurea, etc. Is included.
- Particularly preferable compounds as the compound having an amide bond or a urea bond in the molecule are ⁇ , ⁇ _ dimethylenoleomamide, ⁇ , ⁇ ⁇ ⁇ ⁇ dimethylacetamide, and urea. These may be used alone or as a mixture of two or more.
- the amount of the compound having an amide bond or a urea bond in the molecule is 0.8 to 50 moles, preferably 0.9 to 5 moles per mole of the compound represented by the general formula (I). Equivalent mole, most preferred:! ⁇ 2 equivalent mole.
- a reaction solvent can be used, but it may not be used.
- the reaction solvent is not particularly limited, but is selected in consideration of the ease of stirring during the reaction, and can be added before the reaction or even during the reaction. good.
- the reaction solvent used is preferably a solvent that separates layers when mixed with water. Specifically, halogens such as dichloromethane, chlorobenzene, ⁇ -dichlorobenzene, methylene bromide, bromobenzene, and fluorobenzene are used.
- solvating solvents ether solvents such as diisopropyl ether and dibutyl etherol, ester solvents such as ethyl acetate and butyl acetate, and aromatic hydrocarbon solvents such as toluene, xylene and mesitylene.
- the amount of the solvent used is not particularly limited, but is 0 to 100 times, preferably 0 to 10 times, based on the weight of the reaction mixture.
- the reaction solvent can also serve as an extraction solvent. In this case, the amount of the solvent used is 0.01 to 100 times, preferably 0. 1 to: 10 times.
- a solvent can be added after the reaction.
- the reaction temperature in the present invention is not particularly limited, but is preferably -20 to 150 ° C.
- it is 0 to 60 ° C.
- the reaction time in the present invention is not particularly limited because it depends on the reaction conditions, but it is preferably 0.5 to 40 hours, particularly preferably 1 to 24 hours.
- the reaction mixture is cooled, water is added to decompose excess titanium bromide, and the target product is separated.
- the extraction solvent can be removed when separating the target product.
- the extraction solvent is not particularly limited, but for example, an aromatic hydrocarbon solvent such as toluene or xylene, or a halogen solvent such as methylene chloride, chlorobenzene, o-dichlorobenzene, trifluorobenzene, or an ether solvent such as dimethyl ether. A solvent or the like is used.
- the target product is a liquid, distillation or rectification can be performed as necessary. If the target product is solid, it can be purified by recrystallization.
- the purity of 2-alkoxyethyl bromide can be measured by gas chromatography or high performance liquid chromatography.
- reaction yield was 93.5%.
- the separated organic layer was distilled under reduced pressure to obtain 72.9 g (yield 80%) of colorless and clear liquid 2-ethoxyethyl bromide. 99% purity (gas chromatography). Boiling point 71-72 ° C (16.0 kPa).
- high-purity 2-alkoxyethyl bromide can be produced in high yield.
- High-purity 2-alkoxyethyl bromide is widely used in various industrial raw materials, especially pharmaceutical intermediates, raw materials for electrolyte compounds in electrical devices, raw materials for liquid crystal compounds in liquid crystal display elements, and polymer modifiers. There is expected.
- FIG. 1 shows changes in the reaction yield of 2-methoxyethyl bromide (MEB) and 2-ethoxyethyl bromide (EEB) depending on the amount of urea added.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims
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JPPCT/JP2004/018786 | 2004-12-16 | ||
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101671238B (zh) * | 2009-09-25 | 2012-07-04 | 扬州市普林斯化工有限公司 | 2-溴乙基甲基醚的制备方法 |
Citations (2)
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JPS61238750A (ja) * | 1985-04-16 | 1986-10-24 | ザ ブリテイツシユ ピトローリアム コンパニー ピー.エル.シー | アルコキシハロゲン化物類の製造方法 |
JPH0421646A (ja) * | 1990-05-16 | 1992-01-24 | Tokuyama Soda Co Ltd | クロルエチルエーテルの製造方法 |
-
2005
- 2005-12-16 WO PCT/JP2005/023104 patent/WO2006064897A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61238750A (ja) * | 1985-04-16 | 1986-10-24 | ザ ブリテイツシユ ピトローリアム コンパニー ピー.エル.シー | アルコキシハロゲン化物類の製造方法 |
JPH0421646A (ja) * | 1990-05-16 | 1992-01-24 | Tokuyama Soda Co Ltd | クロルエチルエーテルの製造方法 |
Non-Patent Citations (1)
Title |
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NAGLE A.S. ET AL: "Efficient synthesis of beta-amino bromides", TETRAHEDRON LETTERS, vol. 41, no. 17, 2000, pages 3011 - 3014, XP004196714 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101671238B (zh) * | 2009-09-25 | 2012-07-04 | 扬州市普林斯化工有限公司 | 2-溴乙基甲基醚的制备方法 |
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