WO2021182530A1 - アゾール誘導体の製造方法、ブロモヒドリン誘導体およびブロモヒドリン誘導体の製造方法、ならびに1-クロロ-3-(4-クロロフェノキシ)ベンゼンの製造方法 - Google Patents
アゾール誘導体の製造方法、ブロモヒドリン誘導体およびブロモヒドリン誘導体の製造方法、ならびに1-クロロ-3-(4-クロロフェノキシ)ベンゼンの製造方法 Download PDFInfo
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- WO2021182530A1 WO2021182530A1 PCT/JP2021/009622 JP2021009622W WO2021182530A1 WO 2021182530 A1 WO2021182530 A1 WO 2021182530A1 JP 2021009622 W JP2021009622 W JP 2021009622W WO 2021182530 A1 WO2021182530 A1 WO 2021182530A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- chloro
- chlorophenoxy
- benzene
- derivative
- producing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 150000007980 azole derivatives Chemical class 0.000 title claims abstract description 31
- GKIPXFAANLTWBM-UHFFFAOYSA-N epibromohydrin Chemical class BrCC1CO1 GKIPXFAANLTWBM-UHFFFAOYSA-N 0.000 title claims abstract description 24
- HPRGYUWRGCTBAV-UHFFFAOYSA-N 1-chloro-3-(4-chlorophenoxy)benzene Chemical compound C1=CC(Cl)=CC=C1OC1=CC=CC(Cl)=C1 HPRGYUWRGCTBAV-UHFFFAOYSA-N 0.000 title claims description 24
- -1 alkali metal salt Chemical class 0.000 claims abstract description 38
- WURYQUJIHUKQLM-UHFFFAOYSA-N 1-bromo-2-chloro-4-(4-chlorophenoxy)benzene Chemical compound C1=CC(Cl)=CC=C1OC1=CC=C(Br)C(Cl)=C1 WURYQUJIHUKQLM-UHFFFAOYSA-N 0.000 claims abstract description 31
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 17
- PRRZDZJYSJLDBS-UHFFFAOYSA-N 3-bromo-2-oxopropanoic acid Chemical class OC(=O)C(=O)CBr PRRZDZJYSJLDBS-UHFFFAOYSA-N 0.000 claims abstract description 13
- 125000002524 organometallic group Chemical group 0.000 claims abstract description 12
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 28
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 26
- 229910052794 bromium Inorganic materials 0.000 claims description 26
- 239000002904 solvent Substances 0.000 claims description 22
- 238000005406 washing Methods 0.000 claims description 18
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 5
- 238000005984 hydrogenation reaction Methods 0.000 claims description 3
- 150000003949 imides Chemical class 0.000 claims description 3
- 238000006478 transmetalation reaction Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 33
- 150000001875 compounds Chemical class 0.000 description 31
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 30
- 230000015572 biosynthetic process Effects 0.000 description 28
- 238000003786 synthesis reaction Methods 0.000 description 28
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 18
- 238000004817 gas chromatography Methods 0.000 description 17
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 16
- 239000007787 solid Substances 0.000 description 16
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 15
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 14
- 239000003921 oil Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000012044 organic layer Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- ZADMZDPOFBKQBY-UHFFFAOYSA-N C1(Cl)=CC=C(OC2=C(Br)C=CC(Cl)=C2)C=C1 Chemical compound C1(Cl)=CC=C(OC2=C(Br)C=CC(Cl)=C2)C=C1 ZADMZDPOFBKQBY-UHFFFAOYSA-N 0.000 description 9
- IUYHWZFSGMZEOG-UHFFFAOYSA-M magnesium;propane;chloride Chemical compound [Mg+2].[Cl-].C[CH-]C IUYHWZFSGMZEOG-UHFFFAOYSA-M 0.000 description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 8
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 7
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 6
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 6
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- 229910052740 iodine Inorganic materials 0.000 description 6
- 239000011630 iodine Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 6
- 235000019270 ammonium chloride Nutrition 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000005457 ice water Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000001903 2-oxo-3-phenylpropanoic acid Substances 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical group [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- BTNMPGBKDVTSJY-UHFFFAOYSA-N Phenyl pyruvic acid Natural products OC(=O)C(=O)CC1=CC=CC=C1 BTNMPGBKDVTSJY-UHFFFAOYSA-N 0.000 description 4
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 4
- DEDGUGJNLNLJSR-UHFFFAOYSA-N alpha-hydroxycinnamic acid Natural products OC(=O)C(O)=CC1=CC=CC=C1 DEDGUGJNLNLJSR-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- PGPNJCAMHOJTEF-UHFFFAOYSA-N 1-chloro-4-phenoxybenzene Chemical compound C1=CC(Cl)=CC=C1OC1=CC=CC=C1 PGPNJCAMHOJTEF-UHFFFAOYSA-N 0.000 description 3
- YQKNRMUYNFVEGP-UHFFFAOYSA-N 3-bromo-2-oxobutanoic acid Chemical compound CC(Br)C(=O)C(O)=O YQKNRMUYNFVEGP-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical compound BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 description 3
- 238000005893 bromination reaction Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 description 3
- 235000010265 sodium sulphite Nutrition 0.000 description 3
- UYXAHRLPUPVSNJ-UHFFFAOYSA-N sodium;2h-triazole Chemical compound [Na].C=1C=NNN=1 UYXAHRLPUPVSNJ-UHFFFAOYSA-N 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- ISHYFWKKWKXXPL-UHFFFAOYSA-N 1-bromo-2,4-dichlorobenzene Chemical compound ClC1=CC=C(Br)C(Cl)=C1 ISHYFWKKWKXXPL-UHFFFAOYSA-N 0.000 description 2
- 238000005727 Friedel-Crafts reaction Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 2
- SQUHBRXBMVWDAJ-UHFFFAOYSA-N O(C1=CC(=C(C=C1)C(O)(CBr)C(=O)OC)Cl)C1=CC=C(Cl)C=C1 Chemical compound O(C1=CC(=C(C=C1)C(O)(CBr)C(=O)OC)Cl)C1=CC=C(Cl)C=C1 SQUHBRXBMVWDAJ-UHFFFAOYSA-N 0.000 description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- CXOFVDLJLONNDW-UHFFFAOYSA-N Phenytoin Chemical compound N1C(=O)NC(=O)C1(C=1C=CC=CC=1)C1=CC=CC=C1 CXOFVDLJLONNDW-UHFFFAOYSA-N 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N Propionic acid Chemical compound CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 150000008062 acetophenones Chemical class 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000010933 acylation Effects 0.000 description 2
- 238000005917 acylation reaction Methods 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 230000031709 bromination Effects 0.000 description 2
- 125000001246 bromo group Chemical class Br* 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- VRLDVERQJMEPIF-UHFFFAOYSA-N dbdmh Chemical compound CC1(C)N(Br)C(=O)N(Br)C1=O VRLDVERQJMEPIF-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N hydrochloric acid Substances Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 229910017053 inorganic salt Inorganic materials 0.000 description 2
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- DBTNVRCCIDISMV-UHFFFAOYSA-L lithium;magnesium;propane;dichloride Chemical compound [Li+].[Mg+2].[Cl-].[Cl-].C[CH-]C DBTNVRCCIDISMV-UHFFFAOYSA-L 0.000 description 2
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 description 2
- SKTCDJAMAYNROS-UHFFFAOYSA-N methoxycyclopentane Chemical compound COC1CCCC1 SKTCDJAMAYNROS-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000004445 quantitative analysis Methods 0.000 description 2
- 238000010898 silica gel chromatography Methods 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 description 2
- 0 *CC(*(O*)=O)(c(ccc(Oc(cc1)ccc1N)c1)c1N)O* Chemical compound *CC(*(O*)=O)(c(ccc(Oc(cc1)ccc1N)c1)c1N)O* 0.000 description 1
- PEUPUKDBCPLDIH-UHFFFAOYSA-N 1,2,4-triazole Chemical group C1=NC=N[N]1 PEUPUKDBCPLDIH-UHFFFAOYSA-N 0.000 description 1
- RJCGZNCCVKIBHO-UHFFFAOYSA-N 1-chloro-4-fluorobenzene Chemical compound FC1=CC=C(Cl)C=C1 RJCGZNCCVKIBHO-UHFFFAOYSA-N 0.000 description 1
- 125000006218 1-ethylbutyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- SNTWKPAKVQFCCF-UHFFFAOYSA-N 2,3-dihydro-1h-triazole Chemical compound N1NC=CN1 SNTWKPAKVQFCCF-UHFFFAOYSA-N 0.000 description 1
- 125000006176 2-ethylbutyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(C([H])([H])*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004493 2-methylbut-1-yl group Chemical group CC(C*)CC 0.000 description 1
- 125000005916 2-methylpentyl group Chemical group 0.000 description 1
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
- 125000005917 3-methylpentyl group Chemical group 0.000 description 1
- WXNZTHHGJRFXKQ-UHFFFAOYSA-N 4-chlorophenol Chemical compound OC1=CC=C(Cl)C=C1 WXNZTHHGJRFXKQ-UHFFFAOYSA-N 0.000 description 1
- OVRKATYHWPCGPZ-UHFFFAOYSA-N 4-methyloxane Chemical compound CC1CCOCC1 OVRKATYHWPCGPZ-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- SJWPJXUAJLKJAU-UHFFFAOYSA-N CC(CBr)(C(C=CC(OC(C=C1)=CC=C1Cl)=C1)=C1Cl)O Chemical compound CC(CBr)(C(C=CC(OC(C=C1)=CC=C1Cl)=C1)=C1Cl)O SJWPJXUAJLKJAU-UHFFFAOYSA-N 0.000 description 1
- YRGAYAGBVIXNAQ-UHFFFAOYSA-N COc(cc1)ccc1Cl Chemical compound COc(cc1)ccc1Cl YRGAYAGBVIXNAQ-UHFFFAOYSA-N 0.000 description 1
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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- QZPJEFDZKRLOEE-UHFFFAOYSA-N Clc(cc1)ccc1O[n]1ncnc1 Chemical compound Clc(cc1)ccc1O[n]1ncnc1 QZPJEFDZKRLOEE-UHFFFAOYSA-N 0.000 description 1
- 239000007818 Grignard reagent Substances 0.000 description 1
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- 241001465754 Metazoa Species 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
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- XRNLDNHTFMNHKA-UHFFFAOYSA-M [Cl-].C(C)(C)[Mg+].Cl Chemical compound [Cl-].C(C)(C)[Mg+].Cl XRNLDNHTFMNHKA-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
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- 239000003513 alkali Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
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- 150000004678 hydrides Chemical class 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
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- 125000004491 isohexyl group Chemical group C(CCC(C)C)* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 231100001231 less toxic Toxicity 0.000 description 1
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- 238000002844 melting Methods 0.000 description 1
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- DVSDBMFJEQPWNO-UHFFFAOYSA-N methyllithium Chemical compound C[Li] DVSDBMFJEQPWNO-UHFFFAOYSA-N 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 125000003538 pentan-3-yl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000003548 sec-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 239000002699 waste material Substances 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
- C07C41/24—Preparation of ethers by reactions not forming ether-oxygen bonds by elimination of halogens, e.g. elimination of HCl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/31—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of functional groups containing oxygen only in singly bound form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/73—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
- C07C69/734—Ethers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Definitions
- the present invention relates to a method for producing an azole derivative, a bromohydrin derivative and a method for producing the same, and a method for producing 1-chloro-3- (4-chlorophenoxy) benzene.
- Patent Document 1 An azole fungicide is known as an agricultural and horticultural agent showing a high control effect.
- Patent Document 1 As a method for synthesizing the compound described in Patent Document 1, a plurality of synthetic methods via a phenylpyruvic acid ester derivative are disclosed in Patent Document 1. More specifically, (1) a method for obtaining a phenylpyruvic acid ester derivative by oxidation and esterification of an acetophenone derivative, (2) a method for reaching a phenylpyruvic acid ester derivative by acylation by a Friedel-Crafts reaction, and (3). ) A method of phenylpyruvic acid ester derivative by reaction of an organic metal reagent produced by a metal exchange reaction of a halobenzene compound with dialkyl oxalate or alkyl chloroglioxylate is shown.
- the present invention has been made in view of the above problems, and an object of the present invention is to provide a novel method for producing an azole derivative that can solve the above problems.
- the method for producing an azole derivative according to the present invention is a method for producing an azole derivative represented by the general formula (I) in order to solve the above-mentioned problems.
- A is N or CH
- R 1 is C 1 -C 6 - alkyl group.
- An organometallic reagent produced by a metal exchange reaction from 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene is reacted with a bromopyruvic acid derivative represented by CH 2 BrCOCOOR 1 to form a general formula (1).
- R 1 is the same as R 1 in formula (I).
- the method comprises the step of reacting the bromohydrin derivative with imidazole or 1,2,4-triazole or an alkali metal salt thereof to obtain the azole derivative.
- the production cost can be suppressed as compared with the conventional production method.
- the method for producing an azole derivative according to the present embodiment is a method for producing an azole derivative represented by the following general formula (I) (hereinafter referred to as an azole derivative (I)).
- A is N or CH, preferably N.
- R 1 C 1 -C 6 - alkyl group.
- C 1 -C 6 - alkyl group is a straight chain or branched chain alkyl group with a carbon number 1-6, for example, a methyl group, an ethyl group, a 1-methylethyl group, 1,1-dimethyl Ethyl group, propyl group, 1-methylpropyl group, 2-methylpropyl group, 1,1-dimethylpropyl group, 2,2-dimethylpropyl group, 1-ethylpropyl group, butyl group, 1-methylbutyl group, 2- Methylbutyl group, 3-methylbutyl group, 3,3-dimethylbutyl group, 2,2-dimethylbutyl group, 1,1-dimethylbutyl group, 1-ethylbutyl group, 2-ethylbutyl group, pentyl group, 1-methylpentyl group , 2-Methylpentyl group, 3-methylp
- the method for producing the azole derivative (I) according to the present embodiment is as shown in the following synthesis scheme 1, from 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene to bromohydrin represented by the general formula (II). It includes a step of obtaining a derivative and a step of obtaining an azole derivative (I) by azoled the obtained bromohydrin derivative.
- Step 1 From 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene represented by the formula (III) (hereinafter referred to as compound (III)), it is represented by the general formula (II).
- a bromohydrin derivative (hereinafter referred to as a bromohydrin derivative (II)) is obtained.
- an organometallic reagent produced from compound (III) by a metal exchange reaction is reacted with a bromopyruvic acid derivative represented by CH 2 BrCOCOOR 1 in a solvent to obtain a bromohydrin derivative (II).
- Examples of the metal exchange reagent used in the metal exchange reaction include methyllithium, butyllithium, isopropylmagnesium chloride, isopropylmagnesium chloride-lithium chloride complex and the like, and isopropylmagnesium chloride-lithium chloride complex is preferably used.
- Examples of the solvent include tetrahydrofuran, 2-methyltetrahydrofuran, 4-methyltetrahydropyran, cyclopentyl methyl ether, diethyl ether, methyl tertiary butyl ether, cyclopentyl methyl ether and the like, and tetrahydrofuran is preferably used.
- the reaction in step 1 can be carried out at a temperature of ⁇ 30 to 50 ° C., preferably ⁇ 10 to 30 ° C.
- the metal exchange reaction gives the maximum amount of organometallic reagent in a reaction time of 5 minutes to 3 hours, but preferably gives the maximum amount of organometallic reagent in 30 minutes to 2 hours.
- the solution of the organometallic reagent can be added to the solution of the bromopyruvic acid derivative in a separate container, or the bromopyruvic acid derivative can be added to the solution of the organometallic reagent.
- the bromopyruvic acid derivative is added to the solution of the organometallic reagent.
- Step 2 The bromohydrin derivative (II) is azoled by reacting it with imidazole or 1,2,4-triazole or an alkali metal salt thereof in a solvent to obtain an azole derivative (I). .. Specifically, compound (II), imidazole or 1,2,4-triazole and a base are reacted in an organic solvent, or compound (II) and imidazole or 1,2,4-triazole alkali. The metal salt is reacted with an organic solvent to obtain an azole derivative (I).
- Examples of the reagent used for the azole reaction include a combination of imidazole or 1,2,4-triazole and sodium carbonate, or a sodium salt of imidazole or 1,2,4-triazole, and the like, preferably 1, A sodium salt of 2,4-triazole is used.
- Examples of the solvent include dimethylformamide, dimethylacetamide, N-methylpyrrolidone and the like, and dimethylformamide is preferably used.
- the reaction in step 2 can be carried out at a temperature of 0 to 150 ° C, preferably 40 to 80 ° C.
- the method for producing the azole derivative (I) in the present embodiment it is not necessary to use expensive iodine or methyl iodide required by the conventional method. Therefore, the manufacturing cost can be suppressed as compared with the conventional method. Further, in the conventional method, there has been a problem that a large amount of inorganic salt is produced as a by-product and an odor is generated by the DMSO decomposition product. However, according to the production method according to the present embodiment, the by-product of the inorganic salt is generated. And problems such as the generation of odor due to DMSO decomposition products can be avoided.
- compound (III) is obtained by reacting 1-chloro-3- (4-chlorophenoxy) benzene represented by the formula (IV) with a brominating agent.
- a brominating agent such as N-bromosuccinimide and 1,3-dibromo-5,5-dimethylhydantoin.
- the amount of bromine or bromine compound used are 1 to 3 equivalents, but it is preferable to use 1 to 1.3 equivalents in terms of cost.
- a bromine compound having two reactive bromines in the molecule such as 1,3-dibromo-5,5-dimethylhydantoin
- the solvent include acetonitrile and acetic acid, but it is most preferable to carry out the reaction without a solvent in terms of cost.
- the brominating agent is a bromine compound
- a small amount of iodine or bromine can be added as a catalyst, if necessary.
- the bromination reaction can be carried out at a temperature of ⁇ 20 to 70 ° C., but in order to selectively obtain compound (III), it is preferable to carry out the reaction in the range of 0 to 30 ° C.
- the reaction solution may solidify as the production of compound (III) having a low melting point progresses. Therefore, when brominating without a solvent, starting the reaction at around 0 ° C. and gradually raising the temperature to about 30 ° C. as the reaction progresses improves the selectivity of compound (III). It is valid.
- the 1-chloro-3- (4-chlorophenoxy) benzene used in this embodiment is 1-bromo-2,4-dichlorobenzene and 1-bromo-2- used in the method described in Patent Document 2. It is a compound that is much cheaper (price of about 1/400 to 1/500) than chloro-4-fluorobenzene. Therefore, according to the method of the present embodiment, it is possible to suppress an increase in production cost.
- the target compound (III) can be obtained with high selectivity such as 93% or more, 95% or more, or 97% or more.
- compound (V) 1-bromo-4-chloro-2- (4-chlorophenoxy) benzene (hereinafter referred to as compound (V)) represented by the following formula (V), which is a positional isomer of compound (III), is also present. Generated.
- the compound (III) can be purified from the mixture containing the compound (V) by performing repulp washing with an alcohol-based solvent before subjecting it to the reaction of the synthesis scheme 1.
- the repulp washing may be carried out on the solid obtained by post-treating the reaction mixture obtained by the reaction according to the synthesis scheme 2.
- the brominating agent is bromine
- the solid substance obtained by concentrating the reaction mixture can be used as it is, which is advantageous. It is preferable that the solid matter is crushed using a mortar or pestle before being subjected to repulp washing.
- the alcohol solvent include 2-propanol, ethanol, methanol and the like, and 2-propanol is preferably used.
- the solid after washing with repulp may be dried under reduced pressure and used as compound (III) in step 2.
- the proportion of compound (III) can be increased to, for example, 95% or more, 97% or more, or 99% or more.
- the alcohol solvent used for repulp washing is cooled to, for example, 0 to 10 ° C. From the same viewpoint, it is preferable to use as little alcohol solvent as possible.
- the amount of solid matter is preferably about 50% to 200%.
- the repulp cleaning solution which is a filtrate for repulp cleaning, contains compound (III) as well as compound (V). Therefore, in the present embodiment, the above-mentioned compound (IV) can be obtained by hydrogenating and reducing the compound (III) and the compound (V) contained in the repulp washing solution to dehydrogenate.
- the hydrogenation reduction may be carried out by catalytically reducing the compound (III) and the compound (V) in a hydrogen atmosphere using a palladium-based catalyst such as palladium carbon. Compared with the elimination reduction of bromine, the elimination reduction of chlorine is significantly slower. Therefore, by carrying out the hydrogenation reduction of the present embodiment, dehydrogenation proceeds preferentially, and compound (IV) can be efficiently obtained.
- the repulp cleaning solution contains compound (III) and compound (V), when the cleaning solution is discarded, it causes an environmental load due to incineration and an increase in cost due to loss of raw materials.
- the environmental load can be reduced and the cost increase due to the loss of raw materials can be suppressed.
- the method for producing an azole derivative according to the present invention is the method for producing an azole derivative represented by the above general formula (I), which is 1-bromo-2-chloro-4- (4-chlorophenoxy).
- the step of reacting the derivative with imidazole or 1,2,4-triazole or an alkali metal salt thereof to obtain the above-mentioned azole derivative is included.
- 1-bromo-2-chloro-4- (4) is formed by reacting 1-chloro-3- (4-chlorophenoxy) benzene with bromine or a bromine compound.
- -Chlorophenoxy Includes further obtaining benzene.
- the bromine compound is a brominated imide.
- the obtained 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene is purified by washing the repulp with an alcohol solvent. Including further.
- the bromohydrin derivative according to the present invention is the bromohydrin derivative represented by the above general formula (II).
- the method for producing a bromohydrin derivative according to the present invention is represented by an organometallic reagent produced from 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene by a metal exchange reaction and CH 2 BrCOCOOR 1.
- the above bromopyruvic acid derivative is obtained by reacting with a bromopyruvic acid derivative.
- the method for producing 1-chloro-3- (4-chlorophenoxy) benzene according to the present invention is 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene or 1-bromo-2-chloro-4-.
- 1-Chloro-3- (4-chlorophenoxy) benzene is obtained by hydrogenating and reducing a mixture of (4-chlorophenoxy) benzene and its positional isomer.
- Methyl 3-bromo-2- (2-chloro-4- (4-chlorophenoxy) phenyl) -2-hydroxypropanoate (0.130 g) obtained in the above synthesis was dissolved in DMF (0.9 ml) and dissolved in DMF (0.9 ml).
- Sodium triazole salt (0.057 g) was added, and the mixture was stirred in an oil bath (60 ° C.) for 3 hours. After stirring, the mixture was cooled to room temperature and the solvent was distilled off.
- Lithium chloride (4.499 g, vacuum dried at 130 ° C. for 6 hours) was weighed under a nitrogen stream, sealed in a 500 ml four-necked flask equipped with a dropping funnel and a thermometer, substituted with argon, and isopropylmagnesium chloride (isopropylmagnesium chloride (4.499 g, vacuum dried at 130 ° C.)).
- a solution of 106.12 mmol) in tetrahydrofuran was added dropwise. The solution was stirred at room temperature for 25 minutes and ice cooled to allow 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene (25,000 g, GC purity 98.7%, o-isomer 0.
- the catalyst was removed by filtration through a high-flo supercell, the solvent was distilled off, and then the mixture was dissolved in toluene (20 ml). By washing with water (20 ml) and distilling off the solvent, 1-chloro-3- (4-chlorophenoxy) benzene (7.516 g, theoretical yield ratio 101.6%, GC purity 94.7%, 1- Bromo-2-chloro-4- (4-chlorophenoxy) benzene (1.7%) and 1-bromo-4-chloro-2- (4-chlorophenoxy) benzene (0.5%) were obtained.
- a 25 ml three-necked flask equipped with an exhaust trap using an Erlenmeyer flask containing an aqueous solution of sodium sulfite (3.0 g) and sodium hydrogen carbonate (2.0 g) and a dropping funnel was placed in a 25 ml three-necked flask containing a hydride of a concentrated oil of a repulp washing solution.
- Lithium chloride (0.720 g, vacuum dried at 130 ° C. for 6 hours) was weighed under a nitrogen stream, sealed in a 50 ml three-necked flask equipped with a dropping funnel and a thermometer, subjected to argon substitution, and a tetrahydrofuran solution of isopropylmagnesium chloride. (0.965 mol / L, 17.60 ml, 16.99 mmol) was added dropwise. The solution is stirred at room temperature for 25 minutes, ice-cooled and 1-bromo-2-chloro-4- (4-chlorophenoxy) benzene (4.01 g, GC purity: 94.2%, 1-bromo-4).
- the present invention can be used for the synthesis of azole derivatives useful as pesticides.
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Abstract
Description
1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンから金属交換反応によって生成する有機金属試薬と、CH2BrCOCOOR1で表されるブロモピルビン酸誘導体とを反応させて、一般式(II)で示されるブロモヒドリン誘導体を得る工程と、
上記ブロモヒドリン誘導体を、イミダゾールもしくは1,2,4-トリアゾールまたはそれらのアルカリ金属塩と反応させて、上記アゾール誘導体を得る工程とを含む、方法である。
本実施形態に係るアゾール誘導体の製造方法は、下記一般式(I)で示されるアゾール誘導体(以下、アゾール誘導体(I)と称する)の製造方法である。
本実施形態に係るアゾール誘導体(I)の製造方法は、下記合成スキーム1に示す通り、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンから一般式(II)で示されるブロモヒドリン誘導体を得る工程と、得られたブロモヒドリン誘導体をアゾール化することによりアゾール誘導体(I)を得る工程を含むものである。
上述のアゾール誘導体(I)の製造に用いられる化合物(III)は、例えば上述の特許文献2に記載の方法に従い、4-クロロフェノールと、1-ブロモ-2,4-ジクロロベンゼンまたは1-ブロモ-2-クロロ-4-フルオロベンゼンとの縮合反応により得ることができる。しかしながら本実施形態に係る方法では、下記合成スキーム2に示す通り、1-クロロ-3-(4-クロロフェノキシ)ベンゼンから、化合物(III)を合成している。
以上の通り、本発明に係るアゾール誘導体の製造方法は、上述の一般式(I)で示されるアゾール誘導体の製造方法であって、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンから金属交換反応によって生成する有機金属試薬と、CH2BrCOCOOR1で表されるブロモピルビン酸誘導体とを反応させて、上述の一般式(II)で示されるブロモヒドリン誘導体を得る工程と、上記ブロモヒドリン誘導体を、イミダゾールもしくは1,2,4-トリアゾールまたはそれらのアルカリ金属塩と反応させて、上記アゾール誘導体を得る工程とを含む。
本発明に係るアゾール誘導体の製造方法の一態様では、1-クロロ-3-(4-クロロフェノキシ)ベンゼンを臭素または臭素化合物と反応させることにより、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンを得ることをさらに含む。
本発明に係るアゾール誘導体の製造方法の一態様では、上記臭素化合物は、臭素化イミドである。
本発明に係るアゾール誘導体の製造方法の一態様では、アルコール系溶媒によるリパルプ洗浄を行うことにより、得られた1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンを精製することをさらに含む。
また、本発明に係るブロモヒドリン誘導体は、上述の一般式(II)で示されるブロモヒドリン誘導体である。
また、本発明に係るブロモヒドリン誘導体の製造方法は、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンから金属交換反応によって生成する有機金属試薬と、CH2BrCOCOOR1で表されるブロモピルビン酸誘導体とを反応させて、上記ブロモヒドリン誘導体を得るものである。
本発明に係る1-クロロ-3-(4-クロロフェノキシ)ベンゼンの製造方法は、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンまたは1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンとその位置異性体との混合物に対して水素化還元を行うことにより、1-クロロ-3-(4-クロロフェノキシ)ベンゼンを得るものである。
3-ブロモ-2-(2-クロロ-4-(4-クロロフェノキシ)フェニル)-2-ヒドロキシプロパン酸メチルの合成
1H NMR(400MHz, CDDl3) δ : 7.55 (d, J = 8.8 Hz, 1H), 7.37-7.32 (m, 2H), 7.01-6.97 (m, 2H), 6.99 (d, J = 2.6 Hz, 1H), 6.91 (dd, J = 8.8 Hz, 2.6 Hz, 1H), 4.17 (d, J = 10.6 Hz, 1H), 4.12 (d, J = 10.6 Hz, 1H), 3.83 (s, 3H), 3.81 (s, 1H)。
1H NMR(400MHz, CDDl3) δ: 8.00 (s, 1H), 7.89 (s, 1H), 7.41 (d, J = 8.8 Hz, 1H), 7.36-7.33 (m, 2H), 6.98-6.95 (m, 3H), 6.81 (dd, J = 8.8 Hz, 2.6 Hz, 1H), 5.02 (d, J = 14.3 Hz, 1H), 4.93 (d, J = 14.3 Hz, 1H), 4.83 (s, 1H), 3.8 (s, 3H)。
1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンの合成
上記の合成で得られた白色固形物を冷蔵庫で冷却し、メノウ乳鉢で粉砕した。粉砕物を、冷却した2-プロパノールを用いて桐山ロート上で計3回リパルプ洗浄し(30ml,20ml,20ml)、得られた白色固体を減圧乾燥することにより、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼン(56.651g,収率85.2%,GC純度98.7%)を得た。なお、減圧乾燥により得られた残渣には1-ブロモ-4-クロロ-2-(4-クロロフェノキシ)ベンゼン(0.46%)が含まれていた。
1H NMR(400MHz, CDDl3) δ : 7.54 (d, J = 8.8 Hz, 1H), 7.35-7.31 (m, 2H), 7.08 (d, J = 2.8 Hz, 1H), 6.98-6.93 (m, 2H), 6.78 (dd, J = 8.8 Hz, 2.8 Hz, 1H)。
1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンの合成
Claims (7)
- 一般式(I)で示されるアゾール誘導体の製造方法であって、
1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンから金属交換反応によって生成する有機金属試薬と、CH2BrCOCOOR1で表されるブロモピルビン酸誘導体とを反応させて、一般式(II)で示されるブロモヒドリン誘導体を得る工程と、
上記ブロモヒドリン誘導体を、イミダゾールもしくは1,2,4-トリアゾールまたはそれらのアルカリ金属塩と反応させて、上記アゾール誘導体を得る工程とを含む、アゾール誘導体の製造方法。 - 1-クロロ-3-(4-クロロフェノキシ)ベンゼンを臭素または臭素化合物と反応させることにより、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンを得ることをさらに含む、請求項1に記載のアゾール誘導体の製造方法。
- 上記臭素化合物は、臭素化イミドである、請求項2に記載の製造方法。
- アルコール系溶媒によるリパルプ洗浄を行うことにより、得られた1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンを精製することをさらに含む、請求項2または3に記載の製造方法。
- 請求項5に記載のブロモヒドリン誘導体を製造する方法であって、1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンから金属交換反応によって生成する有機金属試薬と、CH2BrCOCOOR1で表されるブロモピルビン酸誘導体とを反応させて、上記ブロモヒドリン誘導体を得る、ブロモヒドリン誘導体の製造方法。
- 1-クロロ-3-(4-クロロフェノキシ)ベンゼンを製造する方法であって、
1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンまたは1-ブロモ-2-クロロ-4-(4-クロロフェノキシ)ベンゼンとその位置異性体との混合物に対して水素化還元を行うことにより、1-クロロ-3-(4-クロロフェノキシ)ベンゼンを得る、1-クロロ-3-(4-クロロフェノキシ)ベンゼンの製造方法。
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CN202180014358.8A CN115087642B (zh) | 2020-03-10 | 2021-03-10 | 唑衍生物的制备方法、溴代醇衍生物和溴代醇衍生物的制备方法以及1-氯-3-(4-氯苯氧基)苯的制备方法 |
EP21767805.1A EP4119534A4 (en) | 2020-03-10 | 2021-03-10 | METHOD FOR PRODUCING AZOLE DERIVATIVES, BROMOHYDRINE DERIVATIVE AND METHOD FOR PRODUCING THEREOF AND METHOD FOR PRODUCING 1-CHLORO-3-(4-CHLORPHENOXY)BENZENE |
JP2022507256A JP7202508B2 (ja) | 2020-03-10 | 2021-03-10 | 1-クロロ-3-(4-クロロフェノキシ)ベンゼンの製造方法 |
US17/905,570 US11739038B2 (en) | 2020-03-10 | 2021-03-10 | Method for producing azole derivative, bromohydrin derivative and method for producing same, and method for producing 1-chloro-3-(4-chlorophenoxy)benzene |
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