WO2019216355A1 - アルコールの水酸基の変換方法 - Google Patents
アルコールの水酸基の変換方法 Download PDFInfo
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- WO2019216355A1 WO2019216355A1 PCT/JP2019/018447 JP2019018447W WO2019216355A1 WO 2019216355 A1 WO2019216355 A1 WO 2019216355A1 JP 2019018447 W JP2019018447 W JP 2019018447W WO 2019216355 A1 WO2019216355 A1 WO 2019216355A1
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 title claims abstract description 68
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 52
- 239000007787 solid Substances 0.000 claims abstract description 114
- 150000001875 compounds Chemical class 0.000 claims abstract description 90
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 55
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 37
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 37
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 17
- 239000003054 catalyst Substances 0.000 claims abstract description 15
- 230000000737 periodic effect Effects 0.000 claims abstract description 13
- 239000002131 composite material Substances 0.000 claims abstract description 11
- 125000006575 electron-withdrawing group Chemical group 0.000 claims abstract description 6
- 150000004679 hydroxides Chemical class 0.000 claims abstract description 5
- 125000001424 substituent group Chemical group 0.000 claims description 216
- -1 hydrotalcite compound Chemical class 0.000 claims description 88
- 238000006243 chemical reaction Methods 0.000 claims description 58
- 229910052741 iridium Inorganic materials 0.000 claims description 47
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 46
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 44
- 125000003118 aryl group Chemical group 0.000 claims description 40
- 229960001545 hydrotalcite Drugs 0.000 claims description 37
- 229910001701 hydrotalcite Inorganic materials 0.000 claims description 37
- 125000000623 heterocyclic group Chemical group 0.000 claims description 35
- 125000000217 alkyl group Chemical group 0.000 claims description 34
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 30
- 150000003931 anilides Chemical class 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 25
- 239000012327 Ruthenium complex Substances 0.000 claims description 23
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 23
- 239000011777 magnesium Substances 0.000 claims description 21
- 150000001450 anions Chemical group 0.000 claims description 18
- 125000003545 alkoxy group Chemical group 0.000 claims description 17
- 125000003277 amino group Chemical group 0.000 claims description 17
- 150000004696 coordination complex Chemical class 0.000 claims description 16
- 150000004678 hydrides Chemical class 0.000 claims description 16
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 13
- 125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 claims description 13
- 125000003342 alkenyl group Chemical group 0.000 claims description 12
- 125000000304 alkynyl group Chemical group 0.000 claims description 12
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 claims description 12
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 11
- 125000004104 aryloxy group Chemical group 0.000 claims description 11
- 239000000539 dimer Substances 0.000 claims description 11
- 229910052749 magnesium Inorganic materials 0.000 claims description 9
- 150000001728 carbonyl compounds Chemical class 0.000 claims description 8
- 150000002504 iridium compounds Chemical class 0.000 claims description 8
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 7
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical group [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 7
- 229910052707 ruthenium Inorganic materials 0.000 claims description 7
- 239000011575 calcium Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 150000003304 ruthenium compounds Chemical class 0.000 claims description 5
- 125000003107 substituted aryl group Chemical group 0.000 claims description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 125000002097 pentamethylcyclopentadienyl group Chemical group 0.000 claims description 2
- 125000000547 substituted alkyl group Chemical group 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 203
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 132
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 91
- 238000003786 synthesis reaction Methods 0.000 description 68
- 230000015572 biosynthetic process Effects 0.000 description 66
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 60
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 54
- 238000003756 stirring Methods 0.000 description 54
- ANOHLAYDIMKILU-UHFFFAOYSA-N hexadecane-2,15-dione Chemical compound CC(=O)CCCCCCCCCCCCC(C)=O ANOHLAYDIMKILU-UHFFFAOYSA-N 0.000 description 53
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 52
- 239000003446 ligand Substances 0.000 description 49
- 238000001914 filtration Methods 0.000 description 46
- 238000004817 gas chromatography Methods 0.000 description 45
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 42
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 36
- 238000005160 1H NMR spectroscopy Methods 0.000 description 33
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 33
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 description 33
- FOTKYAAJKYLFFN-UHFFFAOYSA-N decane-1,10-diol Chemical compound OCCCCCCCCCCO FOTKYAAJKYLFFN-UHFFFAOYSA-N 0.000 description 32
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 32
- 239000000725 suspension Substances 0.000 description 31
- 239000000460 chlorine Substances 0.000 description 30
- 150000001408 amides Chemical class 0.000 description 29
- 239000000203 mixture Substances 0.000 description 28
- 239000000243 solution Substances 0.000 description 27
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 26
- 239000002585 base Substances 0.000 description 23
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 22
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 20
- 238000010438 heat treatment Methods 0.000 description 18
- 125000005843 halogen group Chemical group 0.000 description 17
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 16
- HFPZCAJZSCWRBC-UHFFFAOYSA-N p-cymene Chemical compound CC(C)C1=CC=C(C)C=C1 HFPZCAJZSCWRBC-UHFFFAOYSA-N 0.000 description 16
- 229910000027 potassium carbonate Inorganic materials 0.000 description 16
- 239000008096 xylene Substances 0.000 description 16
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 15
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 15
- 239000002904 solvent Substances 0.000 description 15
- DQAVHFRGNAHEPT-UHFFFAOYSA-N 13-hydroxytridecan-2-one Chemical compound CC(=O)CCCCCCCCCCCO DQAVHFRGNAHEPT-UHFFFAOYSA-N 0.000 description 14
- 102100022704 Amyloid-beta precursor protein Human genes 0.000 description 14
- 101000823051 Homo sapiens Amyloid-beta precursor protein Proteins 0.000 description 14
- DZHSAHHDTRWUTF-SIQRNXPUSA-N amyloid-beta polypeptide 42 Chemical compound C([C@@H](C(=O)N[C@@H](C)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@H](C(=O)NCC(=O)N[C@@H](CO)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CCCCN)C(=O)NCC(=O)N[C@@H](C)C(=O)N[C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)NCC(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](C(C)C)C(=O)NCC(=O)NCC(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](C)C(O)=O)[C@@H](C)CC)C(C)C)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CC=1N=CNC=1)NC(=O)[C@H](CC=1N=CNC=1)NC(=O)[C@@H](NC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](CC=1C=CC(O)=CC=1)NC(=O)CNC(=O)[C@H](CO)NC(=O)[C@H](CC(O)=O)NC(=O)[C@H](CC=1N=CNC=1)NC(=O)[C@H](CCCNC(N)=N)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](C)NC(=O)[C@@H](N)CC(O)=O)C(C)C)C(C)C)C1=CC=CC=C1 DZHSAHHDTRWUTF-SIQRNXPUSA-N 0.000 description 14
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 14
- 125000004432 carbon atom Chemical group C* 0.000 description 13
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 12
- 238000001816 cooling Methods 0.000 description 11
- 238000010908 decantation Methods 0.000 description 11
- 239000007791 liquid phase Substances 0.000 description 11
- 150000001412 amines Chemical class 0.000 description 10
- 239000000706 filtrate Substances 0.000 description 10
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 10
- 235000017557 sodium bicarbonate Nutrition 0.000 description 10
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 9
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 9
- 125000000753 cycloalkyl group Chemical group 0.000 description 9
- QGGZBXOADPVUPN-UHFFFAOYSA-N dihydrochalcone Chemical compound C=1C=CC=CC=1C(=O)CCC1=CC=CC=C1 QGGZBXOADPVUPN-UHFFFAOYSA-N 0.000 description 9
- 150000002009 diols Chemical group 0.000 description 9
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 7
- 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 7
- ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 2-octanone Chemical compound CCCCCCC(C)=O ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- IYTXKIXETAELAV-UHFFFAOYSA-N Nonan-3-one Chemical compound CCCCCCC(=O)CC IYTXKIXETAELAV-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 125000000129 anionic group Chemical group 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 6
- 125000001072 heteroaryl group Chemical group 0.000 description 6
- BLHZPPIRNRDRSC-HSDAMQNGSA-N (2s,5r,6r)-6-[[(2r)-2-(3,4-dihydroxyphenyl)-2-[(4-ethyl-2,3-dioxopiperazine-1-carbonyl)amino]acetyl]amino]-6-formamido-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid Chemical compound O=C1C(=O)N(CC)CCN1C(=O)N[C@H](C=1C=C(O)C(O)=CC=1)C(=O)N[C@]1(NC=O)C(=O)N2[C@@H](C(O)=O)C(C)(C)S[C@@H]21 BLHZPPIRNRDRSC-HSDAMQNGSA-N 0.000 description 5
- VMDTXBZDEOAFQF-UHFFFAOYSA-N formaldehyde;ruthenium Chemical compound [Ru].O=C VMDTXBZDEOAFQF-UHFFFAOYSA-N 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 238000010898 silica gel chromatography Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 5
- DICWHKYGJADFKR-UHFFFAOYSA-N 1,3,4,5,6-pentafluoro-N-phenylcyclohexa-2,4-diene-1-carboxamide Chemical compound FC1(C(=O)NC2=CC=CC=C2)C(C(=C(C(=C1)F)F)F)F DICWHKYGJADFKR-UHFFFAOYSA-N 0.000 description 4
- LVEYOSJUKRVCCF-UHFFFAOYSA-N 1,3-bis(diphenylphosphino)propane Chemical compound C=1C=CC=CC=1P(C=1C=CC=CC=1)CCCP(C=1C=CC=CC=1)C1=CC=CC=C1 LVEYOSJUKRVCCF-UHFFFAOYSA-N 0.000 description 4
- CZZZABOKJQXEBO-UHFFFAOYSA-N 2,4-dimethylaniline Chemical compound CC1=CC=C(N)C(C)=C1 CZZZABOKJQXEBO-UHFFFAOYSA-N 0.000 description 4
- OIFXLYCBBBXCIB-UHFFFAOYSA-N 8-Nonen-2-one Chemical compound CC(=O)CCCCCC=C OIFXLYCBBBXCIB-UHFFFAOYSA-N 0.000 description 4
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 4
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 4
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 4
- 125000000592 heterocycloalkyl group Chemical group 0.000 description 4
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- XNLICIUVMPYHGG-UHFFFAOYSA-N pentan-2-one Chemical compound CCCC(C)=O XNLICIUVMPYHGG-UHFFFAOYSA-N 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 4
- CYIFVRUOHKNECG-UHFFFAOYSA-N tridecan-2-one Chemical compound CCCCCCCCCCCC(C)=O CYIFVRUOHKNECG-UHFFFAOYSA-N 0.000 description 4
- CXNIUSPIQKWYAI-UHFFFAOYSA-N xantphos Chemical compound C=12OC3=C(P(C=4C=CC=CC=4)C=4C=CC=CC=4)C=CC=C3C(C)(C)C2=CC=CC=1P(C=1C=CC=CC=1)C1=CC=CC=C1 CXNIUSPIQKWYAI-UHFFFAOYSA-N 0.000 description 4
- UDEVCZRUNOLVLU-UHFFFAOYSA-N 1-phenyloctan-1-one Chemical compound CCCCCCCC(=O)C1=CC=CC=C1 UDEVCZRUNOLVLU-UHFFFAOYSA-N 0.000 description 3
- ZZNDQCACFUJAKJ-UHFFFAOYSA-N 1-phenyltridecan-1-one Chemical compound CCCCCCCCCCCCC(=O)C1=CC=CC=C1 ZZNDQCACFUJAKJ-UHFFFAOYSA-N 0.000 description 3
- OISVCGZHLKNMSJ-UHFFFAOYSA-N 2,6-dimethylpyridine Chemical compound CC1=CC=CC(C)=N1 OISVCGZHLKNMSJ-UHFFFAOYSA-N 0.000 description 3
- PORKFZUSLXVORE-UHFFFAOYSA-N 2-(2-methylanilino)-2-oxoacetic acid Chemical compound CC1=CC=CC=C1NC(=O)C(O)=O PORKFZUSLXVORE-UHFFFAOYSA-N 0.000 description 3
- 125000001255 4-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1F 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 235000019445 benzyl alcohol Nutrition 0.000 description 3
- 125000001246 bromo group Chemical group Br* 0.000 description 3
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- PGZIKUPSQINGKT-UHFFFAOYSA-N dialuminum;dioxido(oxo)silane Chemical compound [Al+3].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O PGZIKUPSQINGKT-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 125000002346 iodo group Chemical group I* 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- HZVOZRGWRWCICA-UHFFFAOYSA-N methanediyl Chemical compound [CH2] HZVOZRGWRWCICA-UHFFFAOYSA-N 0.000 description 3
- 125000002950 monocyclic group Chemical group 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 150000002825 nitriles Chemical class 0.000 description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- VYMDGNCVAMGZFE-UHFFFAOYSA-N phenylbutazonum Chemical compound O=C1C(CCCC)C(=O)N(C=2C=CC=CC=2)N1C1=CC=CC=C1 VYMDGNCVAMGZFE-UHFFFAOYSA-N 0.000 description 3
- 125000005499 phosphonyl group Chemical group 0.000 description 3
- 125000003367 polycyclic group Chemical group 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 150000005846 sugar alcohols Polymers 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- DANYXEHCMQHDNX-UHFFFAOYSA-K trichloroiridium Chemical compound Cl[Ir](Cl)Cl DANYXEHCMQHDNX-UHFFFAOYSA-K 0.000 description 3
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- 150000002576 ketones Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- 125000000040 m-tolyl group Chemical group [H]C1=C([H])C(*)=C([H])C(=C1[H])C([H])([H])[H] 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000006626 methoxycarbonylamino group Chemical group 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 229940057867 methyl lactate Drugs 0.000 description 1
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 description 1
- PSHKMPUSSFXUIA-UHFFFAOYSA-N n,n-dimethylpyridin-2-amine Chemical compound CN(C)C1=CC=CC=N1 PSHKMPUSSFXUIA-UHFFFAOYSA-N 0.000 description 1
- UOPFIWYXBIHPIP-UHFFFAOYSA-N n-(2-amino-1,2-diphenylethyl)-4-methylbenzenesulfonamide Chemical compound C1=CC(C)=CC=C1S(=O)(=O)NC(C=1C=CC=CC=1)C(N)C1=CC=CC=C1 UOPFIWYXBIHPIP-UHFFFAOYSA-N 0.000 description 1
- FSRRNSLQEDUDTP-UHFFFAOYSA-N n-(2-amino-1,2-diphenylethyl)methanesulfonamide Chemical compound C=1C=CC=CC=1C(NS(=O)(=O)C)C(N)C1=CC=CC=C1 FSRRNSLQEDUDTP-UHFFFAOYSA-N 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 150000003901 oxalic acid esters Chemical class 0.000 description 1
- SOWBFZRMHSNYGE-UHFFFAOYSA-N oxamic acid Chemical compound NC(=O)C(O)=O SOWBFZRMHSNYGE-UHFFFAOYSA-N 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 125000006634 pentyloxycarbonylamino group Chemical group 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 1
- WLJVXDMOQOGPHL-UHFFFAOYSA-M phenylacetate Chemical compound [O-]C(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-M 0.000 description 1
- 229940049953 phenylacetate Drugs 0.000 description 1
- 125000005496 phosphonium group Chemical group 0.000 description 1
- 125000005542 phthalazyl group Chemical group 0.000 description 1
- IBBMAWULFFBRKK-UHFFFAOYSA-N picolinamide Chemical compound NC(=O)C1=CC=CC=N1 IBBMAWULFFBRKK-UHFFFAOYSA-N 0.000 description 1
- RAIYODFGMLZUDF-UHFFFAOYSA-N piperidin-1-ium;acetate Chemical compound CC([O-])=O.C1CC[NH2+]CC1 RAIYODFGMLZUDF-UHFFFAOYSA-N 0.000 description 1
- 125000000587 piperidin-1-yl group Chemical group [H]C1([H])N(*)C([H])([H])C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- KRIOVPPHQSLHCZ-UHFFFAOYSA-N propiophenone Chemical compound CCC(=O)C1=CC=CC=C1 KRIOVPPHQSLHCZ-UHFFFAOYSA-N 0.000 description 1
- 125000006239 protecting group Chemical group 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- 125000005412 pyrazyl group Chemical group 0.000 description 1
- 125000005495 pyridazyl group Chemical group 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 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
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 description 1
- 125000005493 quinolyl group Chemical group 0.000 description 1
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 1
- SBYHFKPVCBCYGV-UHFFFAOYSA-N quinuclidine Chemical compound C1CC2CCN1CC2 SBYHFKPVCBCYGV-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 150000003303 ruthenium Chemical class 0.000 description 1
- YAYGSLOSTXKUBW-UHFFFAOYSA-N ruthenium(2+) Chemical compound [Ru+2] YAYGSLOSTXKUBW-UHFFFAOYSA-N 0.000 description 1
- GSNYHCYKJZVAMV-UHFFFAOYSA-N ruthenium(2+);triphenylphosphane Chemical compound [Ru+2].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 GSNYHCYKJZVAMV-UHFFFAOYSA-N 0.000 description 1
- BPEVHDGLPIIAGH-UHFFFAOYSA-N ruthenium(3+) Chemical compound [Ru+3] BPEVHDGLPIIAGH-UHFFFAOYSA-N 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
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 125000004646 sulfenyl group Chemical group S(*)* 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 229910052713 technetium Inorganic materials 0.000 description 1
- GKLVYJBZJHMRIY-UHFFFAOYSA-N technetium atom Chemical compound [Tc] GKLVYJBZJHMRIY-UHFFFAOYSA-N 0.000 description 1
- 125000006633 tert-butoxycarbonylamino group Chemical group 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
- ZGNPLWZYVAFUNZ-UHFFFAOYSA-N tert-butylphosphane Chemical compound CC(C)(C)P ZGNPLWZYVAFUNZ-UHFFFAOYSA-N 0.000 description 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 1
- DPKBAXPHAYBPRL-UHFFFAOYSA-M tetrabutylazanium;iodide Chemical compound [I-].CCCC[N+](CCCC)(CCCC)CCCC DPKBAXPHAYBPRL-UHFFFAOYSA-M 0.000 description 1
- CCIYPTIBRAUPLQ-UHFFFAOYSA-M tetrabutylphosphanium;iodide Chemical compound [I-].CCCC[P+](CCCC)(CCCC)CCCC CCIYPTIBRAUPLQ-UHFFFAOYSA-M 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- MJRFDVWKTFJAPF-UHFFFAOYSA-K trichloroiridium;hydrate Chemical compound O.Cl[Ir](Cl)Cl MJRFDVWKTFJAPF-UHFFFAOYSA-K 0.000 description 1
- WLPUWLXVBWGYMZ-UHFFFAOYSA-N tricyclohexylphosphine Chemical compound C1CCCCC1P(C1CCCCC1)C1CCCCC1 WLPUWLXVBWGYMZ-UHFFFAOYSA-N 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 1
- XRALRSQLQXKXKP-UHFFFAOYSA-N tris(3,5-dimethylphenyl)phosphane Chemical compound CC1=CC(C)=CC(P(C=2C=C(C)C=C(C)C=2)C=2C=C(C)C=C(C)C=2)=C1 XRALRSQLQXKXKP-UHFFFAOYSA-N 0.000 description 1
- WXAZIUYTQHYBFW-UHFFFAOYSA-N tris(4-methylphenyl)phosphane Chemical compound C1=CC(C)=CC=C1P(C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 WXAZIUYTQHYBFW-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
- B01J31/2204—Organic complexes the ligands containing oxygen or sulfur as complexing atoms
- B01J31/2208—Oxygen, e.g. acetylacetonates
- B01J31/2226—Anionic ligands, i.e. the overall ligand carries at least one formal negative charge
- B01J31/2243—At least one oxygen and one nitrogen atom present as complexing atoms in an at least bidentate or bridging ligand
-
- 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
-
- 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
- B01J31/2282—Unsaturated compounds used as ligands
- B01J31/2295—Cyclic compounds, e.g. cyclopentadienyls
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0046—Ruthenium compounds
-
- 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
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/70—Oxidation reactions, e.g. epoxidation, (di)hydroxylation, dehydrogenation and analogues
- B01J2231/76—Dehydrogenation
- B01J2231/763—Dehydrogenation of -CH-XH (X= O, NH/N, S) to -C=X or -CX triple bond species
-
- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/02—Compositional aspects of complexes used, e.g. polynuclearity
- B01J2531/0202—Polynuclearity
- B01J2531/0205—Bi- or polynuclear complexes, i.e. comprising two or more metal coordination centres, without metal-metal bonds, e.g. Cp(Lx)Zr-imidazole-Zr(Lx)Cp
-
- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/82—Metals of the platinum group
- B01J2531/821—Ruthenium
-
- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/82—Metals of the platinum group
- B01J2531/827—Iridium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/04—Saturated compounds containing keto groups bound to acyclic carbon atoms
- C07C49/12—Ketones containing more than one keto group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/04—Saturated compounds containing keto groups bound to acyclic carbon atoms
- C07C49/17—Saturated compounds containing keto groups bound to acyclic carbon atoms containing hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms
- C07C49/203—Unsaturated compounds containing keto groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/782—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic
- C07C49/784—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic with all keto groups bound to a non-condensed ring
Definitions
- the present invention relates to a method for converting a hydroxyl group of alcohol and a catalyst for efficiently converting the hydroxyl group.
- Non-Patent Documents 1 and 6 The reaction of extending compounds having active protons such as ketones and amines by alkylation is important in producing useful substances such as various pharmaceuticals and fragrances.
- an alkyl halide As the alkylating agent, an alkyl halide is generally used.
- the alkyl halide is expensive, is prone to excessive reaction, and has a problem that a stoichiometric amount of salt is by-produced. . Therefore, in recent years, a method of catalytically converting a relatively inexpensive hydroxyl group of alcohol, that is, a method of using alcohol as an alkylating agent has been attempted (Non-Patent Documents 1 and 6).
- Non-Patent Document 2 carbonyldihydridotris (triphenylphosphine) ruthenium (II) ([RuH 2 (CO) (PPh 3 ) 3 ]), 4,5-Bis (diphenylphosphino) -9,9-dimethylxanthene Benzyl alcohol and 4,4-dimethyl-3-oxopentanenitrile are reacted to convert to 4,4-dimethyl-3-oxo-2-benzylpentanenitrile using a catalyst comprising (Xantphos) and piperidinium acetate Techniques are known.
- Patent Document 1 an alkylene glycol and a catalyst comprising chloro (1,5-cyclooctadiene) iridium (I) dimer ([IrCl (cod)] 2 ), triphenylphosphine, and potassium hydroxide are used.
- a method is known in which a compound having a carbonyl group is obtained by reacting a compound containing a carbonyl group with both ends of the alkylene group.
- the present inventors have found that a combination of a metal complex of Groups 7 to 11 of the periodic table and a layered double hydroxide has a good catalytic activity in the conversion of alcohol hydroxyl groups. Further, as a result of further studies by the present inventors, a combination of a solid base selected from the group consisting of a metal complex of Groups 7 to 11 of the periodic table, a composite oxide, and calcium hydroxide is a good catalyst in the conversion of the hydroxyl group of alcohol. It has been found that it has activity, and the present invention has been completed. That is, the present invention relates to a method for converting a hydroxyl group of alcohol shown below and a metal complex that enables the method.
- the solid base has two or more metal elements, and at least one of the metal elements is a complex oxide selected from the group consisting of aluminum, magnesium and calcium.
- a compound having an active proton represented by the general formula (2) is represented by the following general formula (2-1): (In the formula, X 1 is as defined above, and R 5 represents a hydrogen atom, an alkyl group which may have a substituent, an alkenyl group which may have a substituent, or a substituent.
- An alkoxy group which may be substituted, an aryloxy group which may have a substituent, an amino group which may have a substituent, or a carbonyl group which may have a substituent, X 1 And R 5 may combine with each other to form a ring.
- the compound having an active proton represented by the general formula (2) is represented by the following general formula (2-2): (Wherein X 1 is as defined above.) The nitrile represented by these may be sufficient.
- the compound having an active proton represented by the general formula (2) is represented by the following general formula (2-3): (Wherein R 3 and R 4 are as defined above.)
- An amine represented by [6] The method for converting a hydroxyl group according to any one of [1] to [5], wherein the metal complex of Groups 7 to 11 of the periodic table is an iridium complex or a ruthenium complex.
- the iridium complex has the following general formula (4-1): (Wherein Y 1 is a cyclopentadienyl group which may have a substituent, or an indenyl group which may have a substituent, Z 1 is a hydride or an anion group; 1 is an aryl group which may have a substituent, a heterocyclic group which may have a substituent, or a carbonyl group which may have a substituent, and a part of A 1 is iridium X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent, and X 4 and X 5 , X 5 and X 6 , X 6 and X 7 , X 7 and X 8 may be bonded to each other to form a ring, or Y 1 and A 1 , and Y 1 and X 4 may be bonded to each other to form a ring.
- the iridium complex has the following general formula (5-1): [Y 1 IrZ 1 2 ] (5-1) (In the formula, Y 1 is a cyclopentadienyl group which may have a substituent, or an indenyl group which may have a substituent, and Z 1 is a hydride or an anion group.)
- a heterocyclic group which may have a substituent, or a carbonyl group which may have a substituent, and a part of A 1 may be coordinated to a ruthenium atom, and X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent, and X 4 and X 5 , X 5 and X 6 , X 6 and X 7 , X 7 and X 8 are bonded to each other.
- Y 2 and A 1 , Y 1 and X 4 may be bonded to each other to form a ring, m is 1 or 2, and n is 1 or 0.
- the alcohol represented by the general formula (1) is represented by the following general formula (1-1): (In the formula, p is an integer of 0 to 48.) It is preferable that it is diol represented by these.
- the alcohol represented by the general formula (1) is represented by the following formula (1-1a):
- a diol represented by The compound represented by the general formula (3) is represented by the following formula (3-2a): It is preferable that it is a diketone represented by these.
- a heterocyclic group which may have a substituent, or a carbonyl group which may have a substituent, and a part of A 1 may be coordinated to a ruthenium atom, and X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent, and X 4 and X 5 , X 5 and X 6 , X 6 and X 7 , X 7 and X 8 are bonded to each other.
- Y 1 and A 1 , Y 1 and X 4 may be bonded to each other to form a ring, m is 1 or 2, and n is 1 or 0.
- a ruthenium complex selected from the group consisting of compounds represented by: [15] The ruthenium complex according to [14], which is a catalyst used for a conversion reaction of a hydroxyl group of alcohol.
- a novel method for converting a hydroxyl group of alcohol and a metal complex that enables the method can be provided.
- high catalytic activity can be realized.
- the hydroxyl group converting method according to the present invention is at least one selected from the group consisting of metal complexes of Groups 7 to 11 of the periodic table, layered double hydroxides, composite oxides and calcium hydroxide.
- the following general formula (1) In the presence of a seed solid base, the following general formula (1): (In the formula, R 1 and R 2 each independently have a hydrogen atom, an alkyl group which may have a substituent, an aryl group which may have a substituent, or a substituent.
- R 1 , R 2 and Nu are as defined above, and X 1 or R 3 in R 1 and Nu may combine with each other to form a ring.
- an alcohol and an activity in the presence of at least one solid base selected from the group consisting of a metal complex of Groups 7 to 11 of the periodic table, a layered double hydroxide, a composite oxide, and calcium hydroxide.
- a compound having an active proton can be alkylated by reacting a compound having a proton, or by reacting in a molecule when they form a single molecule, and directly converting the hydroxyl group of the alcohol.
- the hydroxyl group conversion method of the present invention will be specifically described below.
- Metal complexes of groups 7 to 11 of the periodic table In the present invention, a metal complex containing a metal element of Groups 7 to 11 of the periodic table is used as a catalyst.
- the metal elements of Groups 7 to 11 of the periodic table include one or more selected from manganese, technetium, rhenium, iron, ruthenium, osmium, cobalt, rhodium, iridium, nickel, palladium, platinum, copper, silver and gold. .
- the metal complex belonging to Groups 7 to 11 of the periodic table used in the present invention is not particularly limited as long as it is a complex containing these metal elements.
- Non Patent Literature 3 Ligand Platforms in Homogeneous Catalytic Reaction with Metals, Yamaguchi, R., Fujita, K. Eds: Wiley, 2014.
- Non Patent Literature 3 and Science of Synthesis, Trost, BM Ed: Thieme, 2001.
- Non Patent Literature 3 Examples thereof include the metal complexes described in 4). Of these, a ruthenium complex and an iridium complex are preferable, and an iridium complex is particularly preferable.
- iridium Complex examples include the following complexes: Tris (acetylacetonato) iridium (III) ([Ir (acac) 3 ]), chloro (1,5-cyclooctadiene) iridium (I) dimer ([IrCl (cod)] 2 ), methoxy (1,5 -Cyclooctadiene) iridium (I) dimer ([Ir (OMe) (cod)] 2 ), chlorobis (cyclooctene) iridium (I) dimer ([IrCl (coe) 2 ] 2 ), dichloro (pentamethylcyclopenta Dienyl) iridium (III) dimer ([Cp * IrCl 2 ] 2 ), dibromo (pentamethylcyclopentadienyl) iridium (III) dimer ([Cp * IrBr 2 ]
- the complex which has the ligand L is mentioned as an example of an iridium complex.
- the ligand L include a phosphine ligand L 1, a nitrogen-containing ligand L 2 , and a carbene ligand L 3 .
- Examples of the phosphine ligand L 1 include a monodentate phosphine ligand and a bidentate phosphine ligand.
- Monodentate phosphine ligands include triphenylphosphine, tri (4-tolyl) phosphine, tri (3,5-xylyl) phosphine, tricyclohexylphosphine, tri (tert-butylphosphine), 2-diphenylphosphino-2 Examples include '-methoxy-1,1'-binaphthyl (MOP).
- Bidentate phosphine ligands include 1,1′-bis (diphenylphosphino) ferrocene (DPPF), 1,1-bis (diphenylphosphino) methane (DPPM), 1,2-bis (diphenylphosphino) Ethane (DPPE), 1,3-bis (diphenylphosphino) propane (DPPP), 1,4-bis (diphenylphosphino) butane (DPPE), 1,5-bis (diphenylphosphino) benzene, 2,2 '-Bis (diphenylphosphino) -1,1'-binaphthalene (BINAP), 5,5'-bis (diphenylphosphino) -4,4'-bi-1,3-benzodioxole (SEGPHOS), 5,5′-bis [bis (3,5-dimethylphenyl) phosphino] -4,4′-bi-1,3-benzodioxole
- nitrogen-containing ligand L 2 examples include monodentate or bidentate nitrogen-containing ligands. Specific examples include a monodentate amine ligand, a bidentate amine ligand, a monodentate amide ligand, a bidentate amide ligand, and the like. Examples of the monodentate amine ligand include pyridine, 4-dimethylaminopyridine, ethylamine, diethylamine, triethylamine, tributylamine, quinuclidine and the like.
- Bidentate amine ligands include 2-picolylamine, ethylenediamine (EDA), tetramethylethylenediamine, 1,2-diphenylethylenediamine (DPEN), N- (p-toluenesulfonyl) -1,2-diphenylethylenediamine (Ts -DPEN), N- (methanesulfonyl) -1,2-diphenylethylenediamine (Ts-DPEN), 1,1-bis (4-methoxyphenyl) -3-methylbutane-1,2-diamine (DAIPEN), etc. It is done.
- Monodentate or bidentate amide ligands include formamide, acetamide, benzamide, acetanilide, oxalic acid amide, N, N′-dimethyl oxalic acid amide, N, N′-diethyl oxalic acid amide, N, N′-dibutyl N, N′-dialkyl oxalates having 4 to 20 carbon atoms such as oxalate amides, or The following general formula (6-1): (Wherein, A 1 is an optionally substituted aryl group, optionally substituted heterocyclic group, or may have a substituent group carbonyl group, X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent, and X 4 and X 5 , X 5 and X 6 , X 6 and X 7 , X 7 and X 8 May be bonded to each other to form a ring.)
- the anilide represented by the general formula (6-1) and the anilide represented by the general formula (6-2) are each an anilide represented by the general formula (6-1) used in the preparation of the iridium complex. And the same compound as the anilide represented by the general formula (6-2).
- anilide as a ligand examples include the following compounds.
- Examples of the carbene ligand L 3 include an N-heterocyclic carbene ligand. Specifically, 1,3-dimethylimidazol-2-ylidene, 1,3-diisopropylimidazol-2-ylidene, 1,3-dibutylimidazol-2-ylidene, 1,3-bis (2,4,6- And trimethylphenyl) imidazol-2-ylidene, 1,3-dimethylbenzimidazol-2-ylidene, 1,3-dimethyldihydroimidazol-2-ylidene, and the like.
- a bidentate or tridentate compound having a plurality of sites selected from a phosphine, a nitrogen-containing site, and a carbene site in the same molecule may be used.
- Specific examples include 2- (diphenylphosphino) ethylamine and bis [(2-diphenylphosphino) ethyl] amine.
- these ligands L When these ligands L have chirality, they may be racemic, meso, or optically active.
- the complex having the ligand L include the following compounds: [IrL 1 b Cl] 2 , [IrL 1 b Br] 2 , [IrL 1 b I] 2 , [Ir (cod) L 1 b ] BF 4 , [Ir (cod) L 1 b ] ClO 4 , [Ir (Cod) L 1 b ] PF 6 , [Ir (cod) L 1 b ] BPh 4 , [Ir (cod) L 1 b ] OTf, [Ir (nbd) L 1 b ] BF 4 , [Ir (nbd) L 1 b ] ClO 4 , [Ir (nbd) L 1 b ] PF 6 , [Ir (nbd) L 1 b ] BPh 4 , [Ir (nbd) L 1 b ] OTf, Cp * IrClL 2 c, Cp * IrClL
- L 1 is a monodentate phosphine ligand
- b 1 is a bidentate phosphine ligand
- L 2 is a monodentate nitrogen-containing ligand
- L 2 is a nitrogen-containing compound
- the nitrogen atom of L 2 may be coordinated to the iridium atom as it is, or the proton on the nitrogen atom of L 2 may be eliminated to form iridium and a metal amide.
- iridium complex examples include the following general formula (4-1): (Wherein Y 1 is a cyclopentadienyl group which may have a substituent, or an indenyl group which may have a substituent, Z 1 is a hydride or an anion group; 1 is an aryl group which may have a substituent, a heterocyclic group which may have a substituent, or a carbonyl group which may have a substituent, and a part of A 1 is iridium X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent, and X 4 and X 5 , X 5 and X 6 , X 6 and X 7 , X 7 and X 8 may be bonded to each other to form a ring, or Y 1 and A 1 , and Y 1 and X 4 may be bonded to each other to form a ring.
- M is 1 or 2, n is 1 or 0, when m is 1, n is 1 and m is When n is 2, n is 0.
- An aryl group or an optionally substituted carbonyl group, a part of A 2 may be coordinated to an iridium atom, and Y 1 and A 2 , Y 1 and X 4 may be They may combine to form a ring.
- the compound represented by these is mentioned.
- iridium complexes may form a multimer such as a dimer via a hydride group, an anion group or a ligand.
- the cyclopentadienyl group which may have a substituent is a group in which 0 to 5 of the hydrogen atoms of the pentadienyl group are substituted with a substituent.
- 3,4,5-pentamethylcyclopentadienyl group (Cp *) 1-hydroxymethyl-2,3,4,5-tetramethylcyclopentadienyl group, 1-hydroxyethyl-2,3,4 , 5-tetraethylcyclopentadienyl group and the like.
- the indenyl group which may have a substituent is one in which 0 to 7 of the hydrogen atoms of the indenyl group are substituted with a substituent, and the indenyl group, 1,2,3-trimethylindene is substituted.
- Anionic groups include hydroxyl, oxo, alkoxy, aryloxy, fluoro, chloro, bromo, iodo, acetoxy, trifluoroacetoxy, trifluoromethanesulfonate, tetrafluoroborate, tetrahydro
- Examples thereof include a borate group, a tetrakis (pentafluorophenyl) borate group, a hexafluorophosphate group, and a tetrakis [3,5-bis (trifluoromethyl) phenyl] borate group.
- Specific examples of the alkoxy group include a methoxy group, an ethoxy group, and an isopropoxy group.
- Specific examples of the aryloxy group include a phenoxy group.
- the aryl group is preferably a monocyclic, polycyclic or condensed cyclic aryl group having 6 to 18 carbon atoms, more preferably 6 to 14 carbon atoms. Specific examples include a phenyl group, a naphthyl group, an anthryl group, a phenanthryl group, and a biphenyl group.
- heterocyclic group examples include heteroaryl groups having 2 to 15 carbon atoms and containing at least one, preferably 1 to 3, hetero atoms such as nitrogen atom, oxygen atom and / or sulfur atom as hetero atoms. Or a heterocycloalkyl group.
- heteroaryl group examples include a 5- or 6-membered monocyclic heteroaryl group and a polycyclic or condensed cyclic heteroaryl group.
- heterocycloalkyl group examples include 3- to 6-membered heterocycloalkyl groups. Specific examples thereof include an aziridino group, an azetidino group, a pyrrolidino group, a piperidino group, an oxolano group, an oxano group, and a morpholino group.
- R 7 , R 8 , R 9 and R 10 are each independently A hydrogen atom, an alkyl group which may have a substituent, an aryl group which may have a substituent, a heterocyclic group which may have a substituent, or a substituent. Represents an aralkyl group which may be.
- the substituent may have various arbitrary ones, and is not limited thereto, but examples thereof include an alkyl group, an alkenyl group, an alkynyl group, an aryl group, a heterocyclic group, and an aralkyl group.
- the aryl group, the heterocyclic group, the alkoxy group, the aryloxy group, and the carbonyl group which may have a substituent have the same meanings as described above. These substituents may be further substituted with other substituents.
- an alkyl group which may have a substituent an alkenyl group which may have a substituent, an alkynyl group which may have a substituent, and a substituent.
- Examples of a substituent in a good aryloxy group and an optionally substituted amino group include an alkyl group, an alkoxy group, an alkenyl group, an alkynyl group, an aryloxy group, a halogeno group, an optionally protected hydroxyl group, and a halogeno group.
- a group, a carbonyl group which may have a substituent, and an amino group which may be protected are preferred.
- the substituent in the cyclopentadienyl group which may have a substituent and the indenyl group which may have a substituent is preferably a methyl group or an ethyl group, Is more preferable.
- X ⁇ 4 >, X ⁇ 5 >, X ⁇ 6 >, X ⁇ 7 > and X ⁇ 8 > have, an alkyl group, an alkoxy group, a halogeno group, and the amino group which may be protected are preferable.
- alkyl group examples include a linear or branched alkyl group and a cycloalkyl group.
- linear or branched alkyl group examples include a linear or branched alkyl group having 1 to 50 carbon atoms, preferably 1 to 20 carbon atoms, such as a methyl group, an ethyl group, an n-propyl group, and an isopropyl group.
- cycloalkyl group examples include monocyclic, polycyclic or condensed cyclic cycloalkyl groups having 3 to 20 carbon atoms, more preferably 3 to 10 carbon atoms. Examples thereof include a cyclopropyl group, a cyclopentyl group, and a cyclohexyl group. Etc.
- alkenyl group examples include linear or branched alkenyl groups.
- linear or branched alkenyl group examples include linear or branched alkenyl groups having 1 to 50 carbon atoms, preferably 1 to 20 carbon atoms, such as vinyl group, 1-propenyl group, 1-butenyl. Group, 1-hexenyl group, 1-octyl group, 1-decenyl group and the like.
- alkynyl group examples include linear or branched alkynyl groups.
- linear or branched alkynyl group examples include linear or branched alkynyl groups having 1 to 50 carbon atoms, preferably 1 to 20 carbon atoms, such as ethynyl group, 1-propynyl group, 1-butynyl group and the like. Is mentioned.
- aralkyl group examples include a group in which at least one hydrogen atom of the alkyl group is substituted with the aryl group described above.
- an aralkyl group having 7 to 15 carbon atoms is preferable.
- halogeno group examples include a fluoro group, a chloro group, a bromo group, and an iodo group.
- Examples of the substituted silyl group include those in which three hydrogen atoms of the silyl group are each independently replaced with the alkyl group, the cycloalkyl group, the aryl group, the aralkyl group, or the like. Specific examples include a trimethylsilyl group, a triethylsilyl group, a tert-butyldimethylsilyl group, a tert-butyldiphenylsilyl group, and a triphenylsilyl group.
- hydroxyl group that may be protected examples include an unprotected hydroxyl group, or a silyl group such as a trimethylsilyl group, tert-butyldimethylsilyl group, or tert-butyldiphenylsilyl group, a benzyl group or a methoxymethyl group, for example, Protective ⁇ ⁇ ⁇ Groups in Examples include hydroxyl groups that may be protected with a common hydroxyl protecting group used in peptide synthesis and the like described in Organic Synthesis Second Edition, JOHN WILEY & SONS, INC.1991.
- the amino group which may be protected includes an unprotected amino group; N-methylamino group, N, N-dimethylamino group, N, N-diethylamino group, N, N-diisopropylamino group, N-cyclohexylamino group Mono- or dialkylamino groups such as N; phenyl-amino groups, N-N-diphenylamino groups, N-naphthylamino groups, N-naphthyl-N-phenylamino groups, etc .; N-benzylamino Group, mono or diaralkylamino group such as N, N-dibenzylamino group; acylamino such as formylamino group, acetylamino group, propionylamino group, pivaloylamino group, pentanoylamino group, hexanoylamino group, benzoylamino group, etc.
- the amino group that may be further protected include an amino group protected by a general amino-protecting group used in peptide synthesis and the like described in the above-mentioned literature.
- Examples of the substituted phosphino group include those in which two hydrogen atoms of the phosphino group are replaced with the aforementioned alkyl group, the aforementioned cycloalkyl group, the aforementioned aryl group, the aforementioned aralkyl group, and the like.
- Specific examples include a diphenylphosphino group, a bis (4-methylphenyl) phosphino group, a bis (3,5-dimethylphenyl) phosphino group, and a dicyclohexylphosphino group.
- Examples of the substituted phosphonyl group include those in which two hydrogen atoms of a phosphonyl group are replaced with the above-described alkyl group, the above-described cycloalkyl group, the above-described aryl group, the above-described aralkyl group, or the like. Specific examples include a dimethylphosphonyl group, a diethylphosphonyl group, and a diphenylphosphonyl group.
- Y 1 is an optionally substituted cyclopentadienyl group
- Z 1 is an anionic group (eg, a halogeno group)
- X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent (for example, an alkyl group, an alkoxy group, a hydroxyl group, a halogeno group, an amino group which may be protected). It is preferable.
- Y 1 is an optionally substituted cyclopentadienyl group
- Z 1 is an anionic group (eg, a halogeno group)
- a 1 is a phenyl group which may have a substituent, a part of A 1 may be coordinated to an iridium atom
- X 4 , X 5 , X 6 , X 7 and X 8 are each Independently, it is preferably a hydrogen atom or a substituent (for example, an alkyl group, an alkoxy group, a halogeno group, an amino group which may be protected).
- Y 1 is an optionally substituted cyclopentadienyl group
- Z 1 is an anionic group (eg, a halogeno group)
- a 1 is a heterocyclic group (for example, a pyridyl group) which may have a substituent, a part of A 1 may be coordinated to an iridium atom
- X 4 , X 5 , X 6 , X 7 and X 8 are preferably each independently a hydrogen atom or a substituent (preferably an alkyl group, an alkoxy group, a hydroxyl group, a halogeno group, or an amino group which may be protected).
- Y 1 is an optionally substituted cyclopentadienyl group
- Z 1 is an anionic group (eg, a halogeno group)
- a 1 is an optionally substituted carbonyl group, for example, —CO—NR 9 R 10
- R 9 and R 10 are each independently a hydrogen atom, an optionally substituted alkyl; A group, an aryl group that may have a substituent, a heterocyclic group that may have a substituent, and an aralkyl group that may have a substituent.
- X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent (preferably an alkyl group, an alkoxy group, a halogeno group, a protective group)
- one ligand may be coordinated to two
- iridium complex examples include, for example, the following compounds, but are not limited thereto.
- Non-Patent Document 4 the method described in Science of Synthesis, Trost, B. M. Ed: Thieme, 2001.
- Non-Patent Document 5 Experimental Chemistry Course, Vol.
- it can be prepared by mixing an iridium compound and a ligand in the presence of a base.
- the iridium compound may be an inorganic iridium compound in addition to the iridium complex.
- the inorganic iridium compound include iridium (III) chloride hydrate (IrCl 3 ⁇ nH 2 O), iridium chloride (IV) acid hydrate (H 2 IrCl 6 ⁇ nH 2 O) , iridium nitrate ( IV) (Ir (NO 3 ) 4 ), ammonium iridium (IV) chloride ((NH 4 ) 2 IrCl 6 ), and the like.
- the metal complex may be prepared in advance, prepared at the time of use, or prepared in the reaction system.
- iridium complex when the iridium complex is prepared in the reaction system, for example, the following general formula (5-2): [Cp * IrX 2 ] (5-2) (In the formula, Cp * is 1,2,3,4,5-pentamethylcyclopentadienyl, and X is a chloro group, a bromo group, or an iodo group.)
- the anilide has the general formula (6-1a): (Wherein A 2 , X 4 , X 5 , X 6 , X 7 and X 8 are as defined above.)
- the anilide represented by these may be sufficient.
- anilide as a ligand examples include as described above.
- the amount of the ligand used is preferably from 0.1 to 200 equivalents (molar equivalent), more preferably from 0.5 to 100 equivalents, still more preferably from 0.5 to 50 equivalents based on the iridium atom.
- Examples of the ruthenium complex used in the present invention include the following complexes: Dichlorotris (triphenylphosphine) ruthenium (II) ([RuCl 2 (PPh 3 ) 3 ]), dibromotris (triphenylphosphine) ruthenium (II) ([RuBr 2 (PPh 3 ) 3 ]), diiodotris (triphenyl) Phosphine) ruthenium (II) ([RuI 2 (PPh 3 ) 3 ]), dodecacarbonyltriruthenium (0) ([Ru 3 (CO) 12 ]), dichloro (benzene) ruthenium (II) dimer ([RuCl 2 ( benzone)] 2 ), dibromo (benzene) ruthenium (II) dimer ([RuBr 2 (benzone)] 2 ), diiodo (benzene) ruthenium (II) dimer
- ruthenium complex a complex having the ligand L described in the above [Iridium complex] can be given.
- the ruthenium complex having the ligand L include, for example, the following compounds: Ru (OAc) 2 L 1 b , Ru (OCOCF 3 ) 2 L 1 b , Ru 2 Cl 4 (L 1 ) 2 b NEt 3 , [RuCl (benzene) L 1 b ] Cl, [RuBr (benzene) L 1 b ] Br, [RuI (benzene) L 1 b ] I, [RuCl (p-cymene) L 1 b ] Cl, [RuBr (p-cymene) L 1 b ] Br, [RuI (p-cymene) L 1 b ] I, [[RuClL 1 b ] 2 ( ⁇ -Cl) 3 ] [Me 2 NH 2 ], [[RuClL 1 b ] 2 ( ⁇ -Cl) 3 ] [Et 2 NH 2 ], RuCl 2 L 1 b , RuBr 2 L 1 , [
- L 1 is a monodentate phosphine ligand
- b 2
- b 1
- L 2 is a monodentate nitrogen-containing ligand
- ruthenium complex examples include the following general formula (4-3): (In the formula, Y 2 is an arene which may have a substituent, Z 1 is a hydride or an anion group, and A 1 is an aryl group or a substituent which may have a substituent.
- a heterocyclic group which may have a substituent, or a carbonyl group which may have a substituent, and a part of A 1 may be coordinated to a ruthenium atom, and X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent, and X 4 and X 5 , X 5 and X 6 , X 6 and X 7 , X 7 and X 8 are bonded to each other.
- Y 1 and A 1 , Y 1 and X 4 may be bonded to each other to form a ring, m is 1 or 2, and n is 1 or 0.
- These ruthenium complexes may form a multimer such as a dimer through a hydride group, an anion group or a ligand.
- examples of arenes include benzene and naphthalene.
- substituent of the arene which may have a substituent include an alkyl group, an alkoxy group, an alkenyl group, an alkynyl group, an aryloxy group, a halogeno group, an optionally protected hydroxyl group, a halogeno group, and a substituent.
- Specific examples of the arenes that may have a substituent include benzene, p-cymene, mesitylene, 1,2,3,4,5,6-hexamethylbenzene, and the like.
- Z 1 , A 1 , X 4 , X 5 , X 6 , X 7 , X 8 , m and n are the same as those described in the iridium complex.
- the ruthenium complex includes, in the general formula (4-4), Y 2 is an arene which may have a substituent, and Z 1 is an anionic group (for example, a halogeno group).
- X 4 , X 5 , X 6 , X 7 and X 8 are each independently a hydrogen atom or a substituent (for example, an alkyl group, an alkoxy group, a halogeno group, an optionally protected amino group). Group).
- ruthenium complex examples include, for example, the following compounds, but are not limited thereto.
- Non-Patent Document 4 the method described in Science of Synthesis, Trost, B. M. Ed: Thieme, 2001.
- Non-Patent Document 5 Experimental Chemistry Course Vol.
- it can be prepared by mixing a ruthenium compound and a ligand in the presence of a base.
- the metal complex may be prepared in advance, prepared at the time of use, or prepared in the reaction system.
- ruthenium complex when the ruthenium complex is prepared in the reaction system, for example, the following general formula (5-4): [Y 2 RuX 2 ] (5-4) (In the formula, Y 2 is as defined above, and X is a chloro group, a bromo group, or an iodo group.)
- the anilide has the general formula (6-1a): (Wherein A 2 , X 4 , X 5 , X 6 , X 7 and X 8 are as defined above.)
- the anilide represented by these may be sufficient.
- anilide as a ligand examples include as described above.
- the amount of the ligand used is preferably from 0.1 to 200 equivalents (molar equivalent), more preferably from 0.5 to 100 equivalents, still more preferably from 0.5 to 50 equivalents based on the ruthenium atom.
- Solid base The solid base used in the present invention is not particularly limited as long as it is at least one selected from the group consisting of layered double hydroxides, composite oxides, and calcium hydroxide.
- a layered double hydroxide is used as the solid base.
- the layered double hydroxide has the general formula (7): [(M 1 ) xy (M 2 ) x (OH) 2 y (A) x / k ⁇ zH 2 O] (7) It is preferable that it is a hydrotalcite compound represented by these.
- M 1 represents one selected from the group consisting of Mg, Fe, Zn, Ca, Li, Ni, Co and Cu, or a divalent ion of a plurality of metals selected at an arbitrary ratio
- M 2 Represents one selected from the group consisting of Al, Fe and Mn, or a trivalent ion of a plurality of metals selected at an arbitrary ratio
- A represents an interlayer anion
- k represents the valence of A.
- interlayer anions include carbonate ions, sulfate ions, fluoride ions, chloride ions, bromide ions, iodide ions, hydroxide ions, and acetate ions.
- the layered double hydroxide preferably has one or more metal elements selected from the group consisting of aluminum, magnesium and calcium.
- layered double hydroxide examples include desoterite, hydrotalcite, iowite, pyroaulite, tacobite, welmurandite, and zackagnite.
- the layered double hydroxide can be prepared by mixing a basic solution with an aqueous solution of a mixture of a divalent metal salt and a trivalent metal salt.
- the hydrotalcite compound can be synthesized, for example, by the method described in US Pat. No. 4,351,814, the method described in US Pat. No. 4,904,457, or US Pat. No. 5,250,279. Specifically, it can be prepared, for example, by dropping a sodium hydroxide aqueous solution and a sodium carbonate aqueous solution into a mixed aqueous solution of magnesium chloride and aluminum chloride. Moreover, you may use the commercially available hydrotalcite.
- a complex oxide is used as the solid base.
- the composite oxide has two or more metal elements, and at least one of the metal elements is preferably selected from the group consisting of aluminum, magnesium and calcium.
- Specific examples of the composite oxide include sodium aluminate, calcium aluminate, magnesium silicate, calcium silicate, aluminum silicate, magnesium aluminate silicate, and magnesium aluminate metasilicate.
- calcium hydroxide is used as the solid base. According to a preferred embodiment of the present invention, even when calcium hydroxide is used alone as a solid base, high catalytic activity can be exhibited in the alcohol hydroxyl group conversion reaction.
- the alcohol used in the present invention is represented by the following general formula (1): (In the formula, R 1 and R 2 each independently have a hydrogen atom, an alkyl group which may have a substituent, an aryl group which may have a substituent, or a substituent. A heterocyclic group which may be substituted, or an aralkyl group which may have a substituent, and at least one of R 1 and R 2 may have a hydroxyl group as a substituent, and R 1 and R 2 are They may combine to form a ring.) Indicated by The alkyl group, aryl group, heterocyclic group, aralkyl group and substituent are as defined above.
- R 1 is an alkyl group which may have a substituent or an aryl group which may have a substituent, and R 1 has a hydroxyl group as a substituent.
- R 2 is preferably a hydrogen atom. When R 1 and R 2 are bonded to each other to form a ring, the ring may have a saturated or unsaturated ring structure. For example, the cycloalkyl group may have a substituent. Etc.
- the alcohol is a polyhydric alcohol.
- the polyhydric alcohol include, for example, the following general formula (1-1): (Wherein p is an integer from 0 to 48) The compound represented by these is mentioned. Here, p is preferably 0 to 24, more preferably 3 to 20, and still more preferably 5 to 12.
- the compound having an active proton used in the present invention has the following general formula (2): (In the formula, Nu is a group represented by —CHX 1 -EWG 1 or —NR 3 R 4 , where X 1 is a hydrogen atom or a substituent, and EWG 1 is an electron-withdrawing group. Each of R 3 and R 4 may independently have a hydrogen atom, an alkyl group which may have a substituent, an aryl group which may have a substituent, or a substituent. A heterocyclic group or an aralkyl group which may have a substituent, and R 3 and R 4 may be bonded to each other to form a ring.) It is represented by
- the substituent, the alkyl group, the aryl group, the heterocyclic group, and the aralkyl group in the general formula (2) are as defined above.
- the ring only needs to have a saturated ring structure, and examples thereof include a heterocycloalkyl group which may have a substituent. .
- Examples of the electron-withdrawing group include a carbonyl group which may have a substituent, an aryl group which may have a substituent, a heteroaryl group which may have a substituent, and a substituent.
- the carbonyl group, aryl group, heteroaryl group and substituent which may have a substituent are as defined above.
- X 1 is as defined above, and R 5 represents a hydrogen atom, an alkyl group which may have a substituent, an alkenyl group which may have a substituent, or a substituent.
- R 5 represents a hydrogen atom, an alkyl group which may have a substituent, an alkenyl group which may have a substituent, or a substituent.
- an alkoxy group which may be substituted, an aryloxy group which may have a substituent, an amino group which may have a substituent, or a carbonyl group which may have a substituent, X 1 And R 5 may combine with each other to form a ring.
- the carbonyl compound represented by these is mentioned.
- the substituent, the alkyl group, the alkenyl group, the alkynyl group, the aryl group, the heterocyclic group, the aralkyl group, the alkoxy group, the aryloxy group and the carbonyl group which may have a substituent are as defined above. It is.
- the ring When X 1 and R 5 are bonded to each other to form a ring, the ring may have a saturated or unsaturated ring structure, for example, a cycloalkyl group that may have a substituent. Etc.
- carbonyl compound represented by the general formula (2-1) examples include acetone, 2-butanone, 2-pentanone, 3-pentanone, acetophenone, propiophenone, ethyl acetate, butyl acetate, phenyl acetate, cyanoacetic acid.
- Examples include methyl, methyl acetoacetate, methyl lactate, and cyclohexanone.
- Examples of the compound having an active proton include the following general formula (2-2): (Wherein X 1 is as defined above.) The nitrile represented by these is mentioned.
- nitrile represented by the general formula (5) examples include acetonitrile, propionitrile, butyronitrile, phenylacetonitrile, and malonitrile.
- Specific examples of the compound represented by the general formula (2-3) include ammonia, methylamine, dimethylamine, ethylamine, diethylamine, piperidine, morpholine, aniline and the like.
- a solvent in the method for converting a hydroxyl group of an alcohol of the present invention, can be appropriately used in consideration of physical and chemical properties of the alcohol, a compound having an active proton, a metal complex, and a solid base.
- the solvent examples include hydrocarbon solvents such as toluene, xylene, mesitylene and decane; ester solvents such as ethyl acetate and butyl acetate; amide solvents such as N-methylpyrrolidone; isopropyl ether, methyl-tert-butyl ether, Ether solvents such as tetrahydrofuran, methyltetrahydrofuran and 1,4-dioxane; alcohol solvents such as isopropyl alcohol, tert-butyl alcohol and amyl alcohol; ketone solvents such as cyclohexanone and diacetone alcohol; halogen solvents such as methylene chloride Etc.
- a solvent may be used independently or may be used in combination of multiple types.
- the amount of the solvent used is not particularly limited and may be appropriately determined. Usually, the amount used is preferably 0 to 100 times (mass basis) with respect to the alcohol.
- the amount of the compound having an active proton is preferably 0.01 to 100 equivalents (molar equivalent), more preferably 0.05 to 20 equivalents, and still more preferably the alcohol Is 0.1 to 15 equivalents.
- the amount of the metal complex used is preferably from 0.0001 to 100 mol%, more preferably from 0.001 to 10 mol%, still more preferably from 0.005 to 1 mol%, based on the metal atom, based on the alcohol.
- the amount of at least one solid base selected from the group consisting of layered double hydroxides, composite oxides and calcium hydroxide is usually preferably 0.1 to 500% (mass basis) with respect to the alcohol, more Preferably it is 1 to 100% (mass basis), more preferably 2 to 50% (mass basis).
- the alcohol when the alcohol is a polyhydric alcohol, only one hydroxyl group may be converted or a plurality of hydroxyl groups may be converted.
- a compound having an active proton when a compound having an active proton has a hydroxyl group as one of the substituents, it may react and cyclize in the molecule.
- the compound having active protons when the compound having active protons has a plurality of active protons, they may react at one place or at several places.
- R 1 of the general formula (1) and X 1 or R 3 in Nu of the general formula (2) are bonded to form a molecule of an alcohol and a compound having an active proton, You may react within a molecule.
- the general formula (3) (Wherein R 1 , R 2 and Nu are as defined above, and X 1 or R 3 in R 1 and Nu may combine with each other to form a ring.)
- the compound represented by these can be produced
- X 1 or R 3 in R 1 and Nu are bonded to each other to form a ring, the ring only needs to have a saturated or unsaturated ring structure, and for example, has a substituent.
- the compound produced by the method for converting a hydroxyl group of an alcohol of the present invention may be a single compound or a mixture.
- the product has the following general formula: Any of (3-1) and (3-2) or a mixture thereof may be used. (Wherein X 1 , R 5 and p are as defined above.) (Wherein X 1 , R 5 and p are as defined above.)
- the product thereof has the following general formula: Any of (3-3) and (3-4) or a mixture thereof may be used. (Wherein R 3 and p are as defined above.) (Wherein R 3 and p are as defined above.)
- a compound having an active proton is a carbonyl compound represented by the general formula (2-1) (wherein X 1 is a hydrogen atom and R 5 is methyl Group), and
- the alcohol represented by the general formula (1) is represented by the following formula (1-1a):
- the product represented by the general formula (3) is represented by the following formula (3-2a): The case where it is a diketone represented by these is mentioned.
- an additive may be added as necessary.
- the additive include compounds described in Chemical Reviews 2016, 116, 4006-4123, such as water, acid, base, inorganic salt, organic salt, phosphine compound, amine compound, amide compound and the like.
- the acid include inorganic acids such as hydrochloric acid and sulfuric acid, and organic acids such as acetic acid, trifluoroacetic acid, p-toluenesulfonic acid, trifluoromethylsulfonic acid, and camphor-sulfonic acid.
- Examples of the base include lithium hydroxide, sodium hydroxide, potassium hydroxide, magnesium hydroxide, calcium hydroxide, barium hydroxide, sodium carbonate, magnesium carbonate, potassium carbonate, calcium carbonate, cesium carbonate, magnesium oxide, and calcium oxide.
- Organic bases such as inorganic bases, triethylamine, diazabicycloundecene, pyridine, N, N-dimethylaminopyridine, and 2,6-lutidine.
- Examples of the inorganic salt include lithium chloride, sodium chloride, potassium chloride, lithium bromide, lithium iodide, and lithium tetrafluoroborate.
- Examples of the organic salt include sodium acetate, ammonium acetate, tetrabutylammonium chloride, tetrabutylammonium bromide, tetrabutylammonium iodide, tetrabutylphosphonium iodide and the like.
- Examples of the phosphine compound include compounds defined by the above phosphine ligand.
- Examples of the amine compound include compounds defined as the amine ligand.
- Examples of the amide compound include compounds defined as the amide ligand.
- the use amount of the additive is preferably 0 to 200% (mass basis), more preferably 0 to 100% (mass basis) with respect to the alcohol.
- water produced may be removed as appropriate using a physical means such as azeotrope or a desiccant such as molecular sieve.
- the reaction temperature is not particularly limited, but is preferably 0 ° C. to 250 ° C., more preferably room temperature to 200 ° C.
- the reaction may be performed under normal pressure, under pressure, or under reduced pressure.
- the reaction atmosphere is not particularly limited, and may be any of nitrogen atmosphere, argon atmosphere, air atmosphere, carbon dioxide gas atmosphere, hydrogen gas atmosphere, and the like.
- the product can be purified by, for example, filtration, extraction, concentration, crystallization, distillation, column chromatography, or a combination thereof.
- the reaction format in this reaction may be batch or continuous.
- Example 1 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and N, N′-diphenyloxalic acid amide) 200mL autoclave decane-1,10-diol 7.09 g (40.7 mmol), hydrotalcite (Mg 6 Al 2 (CO 3 ) (OH) 16 ⁇ 4H 2 O) 2.54g ( decane-1,10 35 wt% relative to the diol), [Cp * IrCl 2 ] 2 16.2 mg (1/1000 equivalent to decane-1,10-diol in terms of Ir), 48.7 mg of N, N′-diphenyloxalic acid amide (5 equivalents to Ir) was added and the interior was replaced with nitrogen.
- Example 2 After distilling off the solvent of the reaction solution of Example 1, 70 mL of butyl acetate was added to the residue. After warming to 50 ° C., the mixture was cooled to ⁇ 5 ° C. with stirring and aged for 1 hour. The produced solid was collected by filtration, washed with butyl acetate (20 mL), and dried to obtain 5.99 g of hexadecane-2,15-dione with a GC purity of 96%.
- Example 3 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and 1,2,3,4,5-pentafluorobenzanilide)
- 59.2 mg of 1,2,3,4,5-pentafluorobenzanilide (5 equivalents to Ir) was used instead of N, N′-diphenyloxalic acid amide.
- 13% of 13-hydroxytridecan-2-one and 73% of hexadecane-2,15-dione were produced.
- the quantitative yield of hexadecane-2,15-dione was 55%.
- Example 4 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and N-phenylpicolinamide)
- N-phenylpicolinamide 5 equivalents relative to Ir
- -On was 4%
- hexadecane-2,15-dione was 72%.
- the quantitative yield of hexadecane-2,15-dione was 53%.
- Example 5 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and N, N′-diphenyloxalic acid amide; 160 ° C.)
- Example 1 when the reaction was conducted at a reaction temperature of 155 to 160 ° C., 16% of 13-hydroxytridecan-2-one and 66% of hexadecan-2,15-dione were produced in GC area%. It was. The quantitative yield of hexadecane-2,15-dione was 49%.
- Example 6 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and 1,2,3,4,5-pentafluorobenzanilide; 160 ° C.)
- 1,2,3,4,5-pentafluorobenzanilide 5 equivalents to Ir
- GC area% 58.3 mg of 1,2,3,4,5-pentafluorobenzanilide (5 equivalents to Ir) was used instead of N, N′-diphenyloxalic acid amide
- GC area% GC area%
- 16% of 13-hydroxytridecan-2-one and 62% of hexadecan-2,15-dione were produced.
- the quantitative yield of hexadecane-2,15-dione was 51%.
- Example 7 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and benzanilide; 160 ° C)
- 40.3 mg (5 equivalents to Ir) of benzanilide was used instead of N, N′-diphenyloxalic acid amide, and when GC area%, 13-hydroxytridecan-2-one was 42%. %, 30% hexadecane-2,15-dione was produced. The quantitative yield of hexadecane-2,15-dione was 23%.
- Example 8 Synthesis of 13-hydroxytridecan-2-one ([Cp * IrCl 2 ] 2 and N-phenylthiophene-2-carboxamide; 160 ° C.)
- N-phenylthiophene-2-carboxamide 5 equivalents relative to Ir
- 70% of tridecan-2-one and 8% of hexadecan-2,15-dione were produced.
- the quantitative yield of hexadecane-2,15-dione was 6%.
- Example 9 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and N, N′-diphenyloxalic acid amide; no xylene solvent) 200mL autoclave decane-1,10-diol 20.0g (114.8mmol), hydrotalcite (Mg 6 Al 2 (CO 3 ) (OH) 16 ⁇ 4H 2 O) 7.0g ( decane-1,10 35 wt% with respect to the diol), 22.9 mg of [Cp * IrCl 2 ] 2 (1/2000 equivalent to decane-1,10-diol in terms of Ir), 206.8 mg of N, N′-diphenyloxalic acid amide (15 equivalents to Ir) was added and the interior was replaced with nitrogen.
- Example 10 Synthesis of hexadecane-2,15-dione ([Cp * IrCl 2 ] 2 and N, N'-di-p-tolyloxalic acid amide; no xylene solvent)
- Example 9 when 228.9 mg of N, N′-di-p-tolyloxalic acid amide was used in place of N, N′-diphenyloxalic acid amide, 13-hydroxytridecane-2- 41% of on and 35% of hexadecan-2,15-dione were produced.
- the quantitative yield of hexadecane-2,15-dione was 26%.
- the reaction was carried out at a reaction temperature of 155 to 160 ° C. and an amount of Ir-1 used of 24.6 mg (1/1000 equivalent to decane-1,10-diol in terms of Ir).
- area% 13-hydroxytridecan-2-one was produced at 10% and hexadecane-2,15-dione was produced at 70%.
- the quantitative yield of hexadecane-2,15-dione was 57%.
- Example 15 hexadecane-2,15-dione ([Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N'- di -p- tolyl-oxa formidacillin g)] 200mL autoclave decane-1,10-diol 20.0g (114.7mmol), hydrotalcite (Mg 6 Al 2 (CO 3 ) (OH) 16 ⁇ 4H 2 O) 7.00g ( decane-1,10 35 wt% relative to diol) was synthesized in reference example 1 [Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N'- di -p- tolyl-oxa Mida DOO)] 29.1 mg (decane -1 Ir terms , 10-diol), and the inside was replaced with nitrogen.
- Example 16 Synthesis of hexadecane-2,15-dione ([Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N'- bis (4-fluorophenyl) Okisamidato)]) Under the conditions of Example 15, [Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N'- di -p- tolyl-oxa formidacillin g)] in place of, synthesized in Example 14 [Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N′-bis (4-fluorophenyl) oxamidato)] 34.3 mg (about 1/1670 equivalent in terms of Ir to decane-1,10-diol) was used.
- Example 19 Instead of [Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N'- di -p- tolyl-oxa formidacillin g)] under the conditions of Example 15, using a catalyst mixture 36.7mg synthesized in Example 17 . As a result of analysis by gas chromatography, it was found that 48% of 13-hydroxytridecan-2-one and 5% of hexadecan-2,15-dione (4) were produced in GC area%.
- Example 20 Instead of [Cp * 2 Ir 2 Cl 2 ( ⁇ -N, N'- di -p- tolyl-oxa formidacillin g)] under the conditions of Example 15, using a catalyst mixture 57.4mg synthesized in Example 18 . As a result of analysis by gas chromatography, it was found that 48% of 13-hydroxytridecan-2-one and 17% of hexadecan-2,15-dione (4) were produced in GC area%.
- Example 25 tetradecane-2-ONE 200ml mechanical autoclave hydrotalcite (Mg 6 Al 2 (CO 3 ) (OH) 16 ⁇ 4H 2 O) 4.8g, Ir-1 9.6mg (0. 016 mmol), 16.8 ml (80 mmol) of 1-decanol, 29.3 ml (400 mmol) of acetone and 130 ml of xylene were added and reacted at 160 ° C. for 5 hours. After cooling, the reaction mixture was measured by gas chromatography to obtain 76% tridecan-2-one at GC area%.
- Example 26 N-benzyl pyrrolidine synthesis 100mL autoclave hydrotalcite (Mg 6 Al 2 (CO 3 ) (OH) 16 ⁇ 4H 2 O) 63mg, [Cp * IrCl 2] 2 40mg (0.10mmol; After replacing with nitrogen, 1,4-butanediol (180 ⁇ l, 2 mmol) and benzylamine (214 ⁇ l, 2 mmol) were added and reacted at 160 ° C. for 5 hours. After cooling, the reaction solution was filtered and concentrated. Purification by silica gel column chromatography gave 82 mg (yield 25%) of N-benzylpyrrolidine. 1 H-NMR (400 MHz, CDCl 3 ): ⁇ 7.34-7.20 (m, 5H), 3.61 (s, 2H), 2.53-2.49 (m, 4H), 1.79 -1.76 (m, 4H)
- the solid was washed twice with 20 mL acetonitrile. Next, 20 mL of degassed water was added to the solid and stirred. After filtration of the suspension, the solid was washed twice with 10 mL of degassed water followed by twice with 5 mL of acetonitrile. The solid was dried under reduced pressure to give 1.00 g of the title compound as a yellow solid (yield 81%).
- the solid was washed 3 times with 5 mL of acetonitrile. Next, 5 mL of degassed water was added to the solid and stirred. After filtration of the suspension, the solid was washed twice with 5 mL of degassed water followed by 5 mL of acetonitrile. The solid was dried under reduced pressure to give 237 mg of the title compound as a yellow solid (yield 92%).
- Example 38 Synthesis of hexadecane-2,15-dione (Ir-2 to Ir-10)
- Acetone 25 mL (12 equivalents) and isopropyl alcohol 0.44 mL (0.2 equivalents) were added, and heating and stirring were started. After stirring at 140 ° C. for a total of 17-18 hours in two days, the autoclave was cooled.
- Example 40 Synthesis of hexadecane-2,15-dione (addition effect of N, N'-diphenyloxalic acid amide)
- Ir -2, N, N'-Diphenyloxalic acid amide was added and the inside was replaced with nitrogen.
- Acetone 25 mL (12 equivalents) and isopropyl alcohol 0.44 mL (0.2 equivalents) were added, and heating and stirring were started. After stirring at 120 ° C., the autoclave was cooled. Hydrotalcite and calcium hydroxide were removed by filtration and analyzed by gas chromatography. The results are shown in Table 3.
- decane-1,10-diol 100.0 g (578.8 mmol)
- hydrotalcite 35.0 g 35 mass%)
- Example 43 Synthesis of hexadecane-2,15-dione (Ir-2, magnesium aluminate metasilicate)
- magnesium metasilicate aluminate 7.0 g (35 mass%) calcium hydroxide 4.00 g (20 mass%)
- Example 44 Synthesis of hexadecane-2,15-dione (Ir-2, magnesium aluminate silicate)
- a compound having an active proton can be alkylated by converting a relatively inexpensive hydroxyl group of an alcohol. Therefore, when producing a useful substance such as a pharmaceutical or a fragrance, Useful.
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Abstract
Description
例えば、非特許文献2では、カルボニルジヒドリドトリス(トリフェニルホスフィン)ルテニウム(II)([RuH2(CO)(PPh3)3])、4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene(Xantphos)、および酢酸ピペリジニウムからなる触媒を用いて、ベンジルアルコールと4,4-ジメチル-3-オキソペンタンニトリルを反応させ、4,4-ジメチル-3-オキソ-2-ベンジルペンタンニトリルに変換する手法が知られている。
また、特許文献1では、クロロ(1,5-シクロオクタジエン)イリジウム(I)ダイマー([IrCl(cod)]2)、トリフェニルホスフィン、および水酸化カリウムからなる触媒を用いて、アルキレングリコールとカルボニル基を含有する化合物とを反応させて、アルキレン基の両末端部位にカルボニル基を有する化合物を得る方法が知られている。
すなわち、本発明は、以下に示すアルコールの水酸基の変換方法および該方法を可能にする金属錯体に関する。
[1]周期表7~11族の金属錯体と、層状複水酸化物、複合酸化物および水酸化カルシウムからなる群から選ばれる少なくとも1種の固体塩基の存在下、下記一般式(1):
で表されるアルコールと、
下記一般式(2):
で表される活性プロトンを有する化合物とを反応させて、または
一般式(1)のR1と、一般式(2)のNuにおけるX1またはR3が結合して、前記アルコールと前記活性プロトンを有する化合物とが一つの分子を形成している場合に、前記分子内で反応させて、
下記一般式(3):
で表される化合物を生成させる、アルコールの水酸基の変換方法。
[2]固体塩基が層状複水酸化物である、[1]に記載の水酸基の変換方法。
[3]層状複水酸化物がハイドロタルサイト類化合物である、[2]に記載の水酸基の変換方法。
[4]固体塩基が2種以上の金属元素を有し、そのうちの少なくとも1種の金属元素は、アルミニウム、マグネシウムおよびカルシウムからなる群から選ばれる複合酸化物である、[1]~[3]のいずれか一項に記載の水酸基の変換方法。
[5]一般式(2)で表される活性プロトンを有する化合物が、下記一般式(2-1):
で表されるカルボニル化合物である、[1]~[4]のいずれか一項に記載の水酸基の変換方法。
本発明の一実施形態において、一般式(2)で表される活性プロトンを有する化合物は、下記一般式(2-2):
で表されるニトリルであってもよい。
また、本発明の他の一実施形態において、一般式(2)で表される活性プロトンを有する化合物は、下記一般式(2-3):
で表されるアミンであってもよい。
[6]周期表7~11族の金属錯体がイリジウム錯体またはルテニウム錯体である、[1]~[5]のいずれか一項に記載の水酸基の変換方法。
[7]イリジウム錯体が、下記一般式(4-1):
で表される化合物またはその二量体、または、
下記一般式(4-2):
で表される化合物である、[6]に記載の水酸基の変換方法。
[8]イリジウム錯体が、下記一般式(5-1):
[Y1IrZ1 2] (5-1)
(式中、Y1は、置換基を有していてもよいシクロペンタジエニル基、または置換基を有していてもよいインデニル基であり、Z1は、ヒドリドまたはアニオン基である。)
で表されるイリジウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内で形成させたものである、[6]または[7]に記載の水酸基の変換方法。
[9]ルテニウム錯体が、下記一般式(4-3):
で表される化合物またはその二量体、または、
下記一般式(4-4):
で表される化合物である、[6]に記載の水酸基の変換方法。
[10]ルテニウム錯体が、下記一般式(5-3):
[Y2RuZ1 2] (5-3)
(式中、Y2は、置換基を有していてもよいアレーンであり、Z1は、ヒドリドまたはアニオン基である。)
で表されるルテニウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内で形成させたものである、[9]のいずれか一項に記載の水酸基の変換方法。
[11]一般式(2-1)で表されるカルボニル化合物が、アセトンである、[5]~[10]のいずれか一項に記載の水酸基の変換方法。
なお、本発明の一実施形態において、一般式(1)で表されるアルコールは、下記一般式(1-1):
で表されるジオールであることが好ましい。
また、本発明の一実施形態において、一般式(1)で表されるアルコールは、下記式(1-1a):
一般式(3)で表される化合物は、下記式(3-2a):
[12]下記一般式(4-1a):
で表される化合物またはその二量体、および、
下記一般式(4-2):
で表される化合物からなる群から選ばれるイリジウム錯体。
[13]アルコールの水酸基の変換反応に用いられる触媒である、[12]に記載のイリジウム錯体。
[14]下記一般式(4-3):
で表される化合物またはその二量体、または、
下記一般式(4-4):
で表される化合物からなる群より選ばれるルテニウム錯体。
[15]アルコールの水酸基の変換反応に用いられる触媒である、[14]に記載のルテニウム錯体。
本発明による水酸基の変換方法は、周期表7~11族の金属錯体と、層状複水酸化物、複合酸化物および水酸化カルシウムからなる群から選ばれる少なくとも1種の固体塩基の存在下、下記一般式(1):
で表されるアルコールと、
下記一般式(2):
で表される活性プロトンを有する化合物とを反応させて、または
一般式(1)のR1と、一般式(2)のNuにおけるX1またはR3が結合して、前記アルコールと前記活性プロトンを有する化合物とが一つの分子を形成している場合に、前記分子内で反応させて、
下記一般式(3):
で表される化合物を生成させることを特徴としている。
本発明では、周期表7~11族の金属元素を含む金属錯体を触媒として用いる。周期表7~11族の金属元素には、マンガン、テクネチウム、レニウム、鉄、ルテニウム、オスミウム、コバルト、ロジウム、イリジウム、ニッケル、パラジウム、白金、銅、銀および金から選ばれる1種以上が含まれる。本発明で用いられる周期表7~11族の金属錯体としては、これらの金属元素を含む錯体であれば特に制限されない。例えば、Ligand Platforms in Homogeneous Catalytic Reaction with Metals, Yamaguchi, R., Fujita, K. Eds: Wiley, 2014.(非特許文献3)およびScience of Synthesis, Trost, B. M. Ed: Thieme, 2001.(非特許文献4)に記載される金属錯体が挙げられる。なかでも、ルテニウム錯体およびイリジウム錯体が好ましく、特にイリジウム錯体が好ましい。
本発明に用いるイリジウム錯体としては、例えば、以下の錯体:
トリス(アセチルアセトナト)イリジウム(III)([Ir(acac)3])、クロロ(1,5-シクロオクタジエン)イリジウム(I)ダイマー([IrCl(cod)]2)、メトキシ(1,5-シクロオクタジエン)イリジウム(I)ダイマー ([Ir(OMe)(cod)]2)、クロロビス(シクロオクテン)イリジウム(I)ダイマー([IrCl(coe)2]2)、ジクロロ(ペンタメチルシクロペンタジエニル)イリジウム(III)ダイマー([Cp*IrCl2]2)、ジブロモ(ペンタメチルシクロペンタジエニル)イリジウム(III)ダイマー([Cp*IrBr2]2)、ジヨード(ペンタメチルシクロペンタジエニル)イリジウム(III)ダイマー([Cp*IrI2]2)、ビス(1,5-シクロオクタジエン)イリジウム(I)テトラフルオロホウ酸塩([Ir(cod)2]BF4)、トリス(ジピバロイルメタナト)イリジウム(III)([Ir(dpm)3])、(インデニル)(シクロオクタジエン)イリジウム(I)((cod)Ir(indenyl))などが挙げられる。ここで、Cp*は、1,2,3,4,5-ペンタメチルシクロペンタジエニル基を表す。
配位子Lとしては、例えば、ホスフィン配位子L1および含窒素配位子L2、カルベン配位子L3などが挙げられる。
単座ホスフィン配位子としては、トリフェニルホスフィン、トリ(4-トリル)ホスフィン、トリ(3,5-キシリル)ホスフィン、トリシクロへキシルホスフィン、トリ(tert-ブチルホスフィン)、2-ジフェニルホスフィノ-2’-メトキシ-1,1’-ビナフチル(MOP)などが挙げられる。
二座ホスフィン配位子としては、1,1’-ビス(ジフェニルホスフィノ)フェロセン(DPPF)、1,1-ビス(ジフェニルホスフィノ)メタン(DPPM)、1,2-ビス(ジフェニルホスフィノ)エタン(DPPE)、1,3-ビス(ジフェニルホスフィノ)プロパン(DPPP)、1,4-ビス(ジフェニルホスフィノ)ブタン(DPPE)、1,5-ビス(ジフェニルホスフィノ)ベンゼン、2,2’-ビス(ジフェニルホスフィノ)-1,1’-ビナフタレン(BINAP)、5,5’-ビス(ジフェニルホスフィノ)-4,4’-ビ-1,3-ベンゾジオキソール(SEGPHOS)、5,5’-ビス[ビス(3,5-ジメチルフェニル)ホスフィノ]-4,4’-ビ-1,3-ベンゾジオキソール(DM-SEGPHOS)、5,5’-ビス[ビス(3,5-ビス(1,1-ジメチルエチル)-4-メトキシフェニル)ホスフィノ]-4,4’-ビ-1,3-ベンゾジオキソール(DTBM-SEGPHOS)などが挙げられる。
単座アミン配位子としては、ピリジン、4-ジメチルアミノピリジン、エチルアミン、ジエチルアミン、トリエチルアミン、トリブチルアミン、キヌクリジンなどが挙げられる。
二座アミン配位子としては、2-ピコリルアミン、エチレンジアミン(EDA)、テトラメチルエチレンジアミン、1,2-ジフェニルエチレンジアミン(DPEN)、N-(p-トルエンスルホニル)-1,2-ジフェニルエチレンジアミン(Ts-DPEN)、N-(メタンスルホニル)-1,2-ジフェニルエチレンジアミン(Ts-DPEN)、1,1-ビス(4-メトキシフェニル)-3-メチルブタン-1,2-ジアミン(DAIPEN)などが挙げられる。
単座または二座のアミド配位子としては、ホルムアミド、アセトアミド、ベンズアミド、アセトアニリド、シュウ酸アミド、N,N’-ジメチルシュウ酸アミド、N,N’-ジエチルシュウ酸アミド,N,N’-ジブチルシュウ酸アミド等の炭素数4~20のN,N’-ジアルキルシュウ酸アミド、あるいは、
下記一般式(6-1):
で表されるアニリド;または、
下記一般式(6-2):
で表されるアニリドが挙げられる。なお、この一般式(6-1)で表されるアニリドおよび一般式(6-2)で表されるアニリドはそれぞれ、イリジウム錯体の調製で用いられる一般式(6-1)で表されるアニリドおよび一般式(6-2)で表されるアニリドと同じ化合物である。
具体的には、1,3-ジメチルイミダゾール-2-イリデン、1,3-ジイソプロピルイミダゾール-2-イリデン、1,3-ジブチルイミダゾール-2-イリデン、1,3-ビス(2,4,6-トリメチルフェニル)イミダゾール-2-イリデン、1,3-ジメチルベンゾイミダゾール-2-イリデン、1,3-ジメチルジヒドロイミダゾール-2-イリデンなどが挙げられる。
[IrL1 bCl]2、[IrL1 bBr]2、[IrL1 bI]2、[Ir(cod)L1 b]BF4、[Ir(cod)L1 b]ClO4、[Ir(cod)L1 b]PF6、[Ir(cod)L1 b]BPh4、[Ir(cod)L1 b]OTf、[Ir(nbd)L1 b]BF4、[Ir(nbd)L1 b]ClO4、[Ir(nbd)L1 b]PF6、[Ir(nbd)L1 b]BPh4、[Ir(nbd)L1 b]OTf、Cp*IrClL2 c、Cp*IrCl2L2 0.5c、Cp*IrClL2 0.5c、Cp*IrL2 c、(Cp*IrCl)2L2 c、Cp*IrCl2L3、Cp*Ir(OTf)2L3などが挙げられる。
ここで、L1が単座ホスフィン配位子の場合はb=2を表し、二座ホスフィン配位子の場合はb=1を表し、L2が単座の含窒素配位子の場合はc=2を表し、二座の含窒素配位子の場合はc=1を表す。またL2が含窒素化合物の場合は、L2の窒素原子がそのままイリジウム原子に配位しても、L2の窒素原子上のプロトンが脱離してイリジウムと金属アミドを形成してもよい。
で表される化合物、および、
下記一般式(4-2):
(式中、Y1、Z1、X4、X5、X6、X7およびX8は、前記で定義したとおりである。)
で表される化合物からなる群から選ばれるイリジウム錯体が挙げられる。
で表される化合物が挙げられる。
また、置換基を有していてもよいインデニル基としては、インデニル基の水素原子のうち、0~7個が置換基で置換されたものであり、インデニル基、1,2,3-トリメチルインデニル基、1,2,3,4,5,6,7-ヘプタメチルインデニル基などが挙げられる。
アルコキシ基の具体例としては、例えば、メトキシ基、エトキシ基、イソプロポキシ基などが挙げられる。
アリールオキシ基の具体例としては、フェノキシ基などが挙げられる。
ヘテロアリール基としては、5又は6員の単環式ヘテロアリール基、多環式又は縮合環式のヘテロアリール基が挙げられる。その具体例としては、フリル基、チエニル基、ピリジル基、ピリミジル基、ピラジル基、ピリダジル基、ピラゾリル基、イミダゾリル基、オキサゾリル基、チアゾリル基、ベンゾフリル基、ベンゾチエニル基、キノリル基、イソキノリル基、キノキサリル基、フタラジル基、キナゾリル基、ナフチリジル基、シンノリル基、ベンゾイミダゾリル基、ベンゾオキサゾリル基、ベンゾチアゾリル基、アクリジル基、アクリジニル基等が挙げられる。
ヘテロシクロアルキル基としては、3~6員環のヘテロシクロアルキル基が挙げられる。その具体例としては、アジリジノ基、アゼチジノ基、ピロリジノ基、ピペリジノ基、オキソラノ基、オキサノ基、モルホリノ基などが挙げられる。
本発明の一実施形態において、イリジウム錯体としては、Y1が、置換基を有していてもよいシクロペンタジエニル基であり、Z1が、アニオン基(例えば、ハロゲノ基)であり、A1が、置換基を有していてもよいフェニル基であり、A1の一部はイリジウム原子に配位してもよく、X4、X5、X6、X7およびX8は、それぞれ独立して、水素原子または置換基(例えば、アルキル基、アルコキシ基、ハロゲノ基、保護されていてもよいアミノ基)であることが好ましい。
本発明の一実施形態において、イリジウム錯体としては、Y1が、置換基を有していてもよいシクロペンタジエニル基であり、Z1が、アニオン基(例えば、ハロゲノ基)であり、A1が、置換基を有していてもよい複素環基(例えば、ピリジル基)であり、A1の一部はイリジウム原子に配位してもよく、X4、X5、X6、X7およびX8は、それぞれ独立して、水素原子または置換基(好ましくはアルキル基、アルコキシ基、水酸基、ハロゲノ基、保護されていてもよいアミノ基)であることが好ましい。
本発明の一実施形態において、イリジウム錯体としては、Y1が、置換基を有していてもよいシクロペンタジエニル基であり、Z1が、アニオン基(例えば、ハロゲノ基)であり、A1が、置換基を有していてもよいカルボニル基、例えば、-CO-NR9R10(R9およびR10は、それぞれ独立して、水素原子、置換基を有していてもよいアルキル基、置換基を有していてもよいアリール基、置換基を有していてもよい複素環基、置換基を有していてもよいアラルキル基を表す。)であり、A1の一部はイリジウム原子に配位してもよく、X4、X5、X6、X7およびX8は、それぞれ独立して、水素原子または置換基(好ましくはアルキル基、アルコキシ基、ハロゲノ基、保護されていてもよいアミノ基)であることが好ましい。このとき、一つの配位子が2つのイリジウム原子に配位していても良い。
[Y1IrZ1 2] (5-1)
(式中、Y1およびZ1は前記で定義したとおりである。)
で表されるイリジウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内でイリジウム錯体を形成させる。
[Cp*IrX2] (5-2)
(式中、Cp*は、1,2,3,4,5-ペンタメチルシクロペンタジエニルであり、Xは、クロロ基、ブロモ基、またはヨード基である。)
で表されるイリジウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内でイリジウム錯体を形成させる。
本発明に用いるルテニウム錯体としては、例えば、以下の錯体:
ジクロロトリス(トリフェニルホスフィン)ルテニウム(II)([RuCl2(PPh3)3])、ジブロモトリス(トリフェニルホスフィン)ルテニウム(II)([RuBr2(PPh3)3])、ジヨードトリス(トリフェニルホスフィン)ルテニウム(II)([RuI2(PPh3)3])、ドデカカルボニルトリルテニウム(0)([Ru3(CO)12])、ジクロロ(ベンゼン)ルテニウム(II)ダイマー([RuCl2(benzene)]2)、ジブロモ(ベンゼン)ルテニウム(II)ダイマー([RuBr2(benzene)]2)、ジヨード(ベンゼン)ルテニウム(II)ダイマー([RuI2(benzene)]2)、ジクロロ(メシチレン)ルテニウム(II)ダイマー([RuCl2(mesitylene)]2)、ジブロモ(メシチレン)ルテニウム(II)ダイマー([RuBr2(mesitylene)]2)、ジヨード(メシチレン)ルテニウム(II)ダイマー([RuI2(mesitylene)]2)、ジクロロ(p-シメン)ルテニウム(II)ダイマー([RuCl2(p-cymene)]2)、ジブロモ(p-シメン)ルテニウム(II)ダイマー([RuBr2(p-cymene)]2)、ジヨード(p-シメン)ルテニウム(II)ダイマー([RuI2(p-cymene)]2)、ジクロロ(ヘキサメチルベンゼン)ルテニウム(II)ダイマー([RuCl2(C6(CH3)6)]2)、ジブロモ(ヘキサメチルベンゼン)ルテニウム(II)ダイマー([RuBr2(C6(CH3)6)]2)、ジヨード(ヘキサメチルベンゼン)ルテニウム(II)ダイマー([RuI2(C6(CH3)6)]2)、カルボニルクロロヒドリドトリス(トリフェニルホスフィン)ルテニウム(II)([RuHCl(CO)(PPh3)3])、トリス(アセチルアセトナト)ルテニウム(III)([Ru(acac)3])、トリス(ジピバロイルメタナト)ルテニウム(III)([Ru(dpm)3])、ジクロロ(シクロオクタジエン)ルテニウム([RuCl2(cod)]a)、ジブロモ(シクロオクタジエン)ルテニウム([RuBr2(cod)]a)、ジヨード(シクロオクタジエン)ルテニウム([RuI2(cod)]a)、ジクロロ(ノルボルナジエン)ルテニウム([RuCl2(nbd)]a)、ジブロモ(ノルボルナジエン)ルテニウム([RuBr2(nbd)]a)、ジヨード(ノルボルナジエン)ルテニウム([RuI2(nbd)]a)などが挙げられる。ここで、式中のaは1~3の整数である。
Ru(OAc)2L1 b、Ru(OCOCF3)2L1 b、Ru2Cl4(L1)2bNEt3、[RuCl(benzene)L1 b]Cl、[RuBr(benzene)L1 b]Br、[RuI(benzene)L1 b]I、[RuCl(p-cymene)L1 b]Cl、[RuBr(p-cymene)L1 b]Br、[RuI(p-cymene)L1 b]I、[[RuClL1 b]2(μ-Cl)3][Me2NH2]、[[RuClL1 b]2(μ-Cl)3][Et2NH2]、RuCl2L1 b、RuBr2L1 b、RuI2L1 b、RuCl2L1 bL2 c、RuBr2L1 bL2 c、RuI2L1 bL2 c、RuClL2 c(p-cymene)、RuClL2 c(mesitylene)、ジクロロビス[2-(ジフェニルホスフィノ)エチルアミン]ルテニウム、カルボニルクロロヒドリド[ビス(2-ジフェニルホスフィノエチル)アミノ]ルテニウム(Ru-MACHO),カルボニルヒドリド(テトラヒドロボラート)[ビス(2-ジフェニルホスフィノエチル)アミノ]ルテニウム(Ru-MACHO-BH)などが挙げられる。
ここで、L1が単座ホスフィン配位子の場合はb=2を表し、二座ホスフィン配位子の場合はb=1を表し;L2が単座の含窒素配位子の場合はc=2を表し、二座の含窒素配位子の場合はc=1を表す。
で表される化合物またはその二量体、または、
下記一般式(4-4):
で表される化合物からなる群から選ばれるルテニウム錯体が挙げられる。
[Y2RuZ1 2] (5-3)
(式中、Y2およびZ1は前記で定義したとおりである。)
で表されるルテニウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内で形成させる。
[Y2RuX2] (5-4)
(式中、Y2は前記で定義したとおりであり、Xは、クロロ基、ブロモ基、またはヨード基である。)
で表されるルテニウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内でルテニウム錯体を形成させる。
本発明に用いる固体塩基としては、層状複水酸化物、複合酸化物および水酸化カルシウムからなる群から選ばれる少なくとも1種であれば特に制限されない。
本発明の一実施態様においては固体塩基として層状複水酸化物を用いる。層状複水酸化物は一般式(7):
[(M1)y-x(M2)x(OH)2y(A)x/k・zH2O] (7)
で表されるハイドロタルサイト類化合物であることが好ましい。
Aは、層間陰イオンを表し、kは、Aの価数を表す。層間陰イオンとしては、炭酸イオン、硫酸イオン、フッ化物イオン、塩化物イオン、臭化物イオン、ヨウ化物イオン、水酸化物イオン、および酢酸イオンなどの陰イオンが挙げられる。また、x、yおよびzはそれぞれ自然数であり、x<yであり、0≦z<yである条件を満たすこととする。
これらの中でも、層状複水酸化物としては、アルミニウム、マグネシウムおよびカルシウムからなる群から選ばれる1種以上の金属元素を有するものであることが好ましい。
[Mgy-xAlx(OH)2y(A)x/k・zH2O] (7a)
(式中、x、y、kおよびzは、上記で定義したとおりである。)
で表されるハイドロタルサイトが好ましく、特にMg6Al2(CO3)(OH)16・4H2Oが好ましい。
本発明の一実施態様においては固体塩基として複合酸化物を用いる。複合酸化物は、2種以上の金属元素を有し、そのうちの少なくとも1種の金属元素は、アルミニウム、マグネシウムおよびカルシウムからなる群から選ばれることが好ましい。複合酸化物の具体例としては、アルミン酸ナトリウム、アルミン酸カルシウム、ケイ酸マグネシウム、ケイ酸カルシウム、ケイ酸アルミニウム、ケイ酸アルミン酸マグネシウム、およびメタケイ酸アルミン酸マグネシウムなどが挙げられる。
本発明の一実施態様においては固体塩基として水酸化カルシウムを用いる。本発明の好ましい態様によれば、固体塩基として水酸化カルシウムを単独で用いた場合であってもアルコールの水酸基の変換反応において高い触媒活性を示すことができる。
本発明で使用されるアルコールは下記一般式(1):
で示される。なお、アルキル基、アリール基、複素環基、アラルキル基および置換基は前記で定義したとおりである。
R1およびR2は互いに結合して環を形成している場合、上記環は飽和または不飽和の環構造を有していればよく、例えば、置換基を有していてもよいシクロアルキル基などが挙げられる。
で表される化合物が挙げられる。ここで、pは、0~24が好ましく、より好ましくは3~20、さらに好ましくは5~12である。
本発明で使用する活性プロトンを有する化合物は、下記一般式(2):
で表される。
で表されるカルボニル化合物が挙げられる。ここで、置換基、アルキル基、アルケニル基、アルキニル基、アリール基、複素環基、アラルキル基、アルコキシ基、アリールオキシ基および置換基を有していてもよいカルボニル基は、前記で定義したとおりである。X1およびR5が互いに結合して環を形成している場合、上記環は飽和または不飽和の環構造を有していればよく、例えば、置換基を有していてもよいシクロアルキル基などが挙げられる。
本発明のアルコールの水酸基の変換方法では、アルコール、活性プロトンを有する化合物、金属錯体および固体塩基の物理的および化学的性質を考慮して、適宜溶媒を用いることが出来る。
金属錯体の使用量は、金属原子換算で、アルコールに対して0.0001~100mol%が好ましく、より好ましくは0.001~10mol%、さらに好ましくは0.005~1mol%である。
層状複水酸化物、複合酸化物および水酸化カルシウムからなる群から選ばれる少なくとも1種の固体塩基の使用量は、通常、アルコールに対して0.1~500%(質量基準)が好ましく、より好ましくは1~100%(質量基準)、さらに好ましくは2~50%(質量基準)である。
また本発明の一実施形態において、活性プロトンを持つ化合物が置換基の一つとして水酸基を有する場合は、分子内で反応し環化してもよい。また、活性プロトンを持つ化合物が複数の活性プロトンを有する場合は、一箇所で反応しても、複数個所で反応してもよい。
また、一般式(1)のR1と、一般式(2)のNuにおけるX1またはR3が結合して、アルコールと活性プロトンを有する化合物とが一つの分子を形成している場合は、分子内で反応してもよい。
で表される化合物を生成させることができる。R1およびNuにおけるX1またはR3が互いに結合して環を形成している場合、上記環は飽和または不飽和の環構造を有していればよく、例えば、置換基を有していてもよいシクロアルキル基、置換基を有していてもよいアリール基、置換基を有していてもよい複素環基などが挙げられる。
一般式(1)で表されるアルコールが、下記式(1-1a):
一般式(3)で表される生成物が、下記式(3-2a):
添加剤としては、例えば、Chemical Reviews 2016, 116, 4006-4123に記載されている化合物が挙げられ、例えば、水、酸、塩基、無機塩、有機塩、ホスフィン化合物、アミン化合物、アミド化合物などが挙げられる。
酸としては、塩酸、硫酸などの無機酸、酢酸、トリフルオロ酢酸、p-トルエンスルホン酸、トリフルオロメチルスルホン酸、カンファ―スルホン酸などの有機酸が挙げられる。
塩基としては、水酸化リチウム、水酸化ナトリウム、水酸化カリウム、水酸化マグネシウム、水酸化カルシウム、水酸化バリウム、炭酸ナトリウム、炭酸マグネシウム、炭酸カリウム、炭酸カルシウム、炭酸セシウム、酸化マグネシウム、酸化カルシウムのような無機塩基、トリエチルアミン、ジアザビシクロウンデセン、ピリジン、N,N-ジメチルアミノピリジン、2,6-ルチジンのような有機塩基が挙げられる。
無機塩としては、塩化リチウム、塩化ナトリウム、塩化カリウム、臭化リチウム、ヨウ化リチウム、テトラフルオロホウ酸リチウムなどが挙げられる。
有機塩としては、酢酸ナトリウム、酢酸アンモニウム、塩化テトラブチルアンモニウム、臭化テトラブチルアンモニウム、ヨウ化テトラブチルアンモニウム、ヨウ化テトラブチルホスホニウムなどが挙げられる。
ホスフィン化合物としては、前記のホスフィン配位子で定義した化合物が挙げられる。
アミン化合物としては、前記のアミン配位子として定義した化合物が挙げられる。
アミド化合物としては、前記のアミド配位子として定義した化合物が挙げられる。
添加剤の使用量は、アルコールに対して、0~200%(質量基準)が好ましく、より好ましくは0~100%(質量基準)である。
核磁気共鳴スペクトル(NMR):400-MR-DD2(400MHz)(アジレントテクノロジー社製)または、Avance III 500(500MHz)(Bruker社製)
内部標準物質:重クロロホルム(テトラメチルシラン)
質量分析(HRMS):Impact II spectrometer(BRUKER社製)
ガスクロマトグラフィー(GC):GC4000Plus(ジーエルサイエンス株式会社製)
カラム:HP-5(30m×0.320mm×0.25μm)(アジレント社製)
注入口温度:250℃、検出器温度:250℃、昇温条件:100℃(15℃/分)-300℃、または
注入口温度:230℃、検出器温度:310℃、昇温条件100℃(10℃/分)-300℃、または、
注入口温度:230℃、検出器温度:310℃、昇温条件、50℃(10分保持後、10℃/分)-200℃(20℃/分)-300℃
実施例1の反応液の溶媒を留去した後、残渣に酢酸ブチル70mLを加えた。50℃に加温した後、撹拌しながら-5℃まで冷却して、1時間熟成させた。生成した固体を濾取、酢酸ブチル(20mL)にて洗浄、乾燥させたところ、ヘキサデカン-2,15-ジオン5.99gを96%のGC純度で得た。(収率56%)
1H-NMR(400MHz、CDCl3):δ=2.41(t,J=7.6Hz,4H),2.13(s,6H),1.62-1.50(m,4H),1.32-1.20(m,16H)
実施例1において、N,N’-ジフェニルシュウ酸アミドのかわりに1,2,3,4,5-ペンタフルオロベンズアニリド59.2mg(Irに対して5当量)を使用したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが2%、ヘキサデカン-2,15-ジオンが73%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は55%であった。
実施例1において、N,N’-ジフェニルシュウ酸アミドのかわりにN-フェニルピコリンアミド40.0mg(Irに対して5当量)を使用したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが4%、ヘキサデカン-2,15-ジオンが72%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は53%であった。
実施例1において、反応温度155~160℃にて反応を行ったところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが16%、ヘキサデカン-2,15-ジオンが66%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は49%であった。
実施例5において、N,N’-ジフェニルシュウ酸アミドのかわりに1,2,3,4,5-ペンタフルオロベンズアニリド58.3mg(Irに対して5当量)を使用したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが16%、ヘキサデカン-2,15-ジオンが62%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は51%であった。
実施例5において、N,N’-ジフェニルシュウ酸アミドのかわりにベンズアニリド40.3mg(Irに対して5当量)を使用したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが42%、ヘキサデカン-2,15-ジオンが30%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は23%であった。
実施例5において、N,N’-ジフェニルシュウ酸アミドのかわりにN-フェニルチオフェン-2-カルボキシアミド41.5mg(Irに対して5当量)を使用したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが70%、ヘキサデカン-2,15-ジオンが8%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は6%であった。
200mLオートクレーブにデカン-1,10-ジオール20.0g(114.8mmol)、ハイドロタルサイト(Mg6Al2(CO3)(OH)16・4H2O)7.0g(デカン-1,10-ジオールに対して35wt%)、[Cp*IrCl2]2 22.9mg(Ir換算でデカン-1,10-ジオールに対して1/2000当量)、N,N’-ジフェニルシュウ酸アミド206.8mg(Irに対して15当量)を加えて、内部を窒素で置換した。窒素気流下、内部にアセトン101mL(デカン-1,10-ジオールに対して12当量)、イソプロピルアルコール1.75mLを入れ、加熱および撹拌を開始した。155~160℃にて5時間撹拌した後、オートクレーブを冷却した。ガスクロマトグラフィーで分析したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが22%、ヘキサデカン-2,15-ジオンが60%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は45%であった。
実施例9において、N,N’-ジフェニルシュウ酸アミドのかわりにN,N’-ジ-p-トリルシュウ酸アミド228.9mgを使用したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが41%、ヘキサデカン-2,15-ジオンが35%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は26%であった。
200mLオートクレーブにデカン-1,10-ジオール7.08g(40.6 mmol)、ハイドロタルサイト(Mg6Al2(CO3)(OH)16・4H2O)2.50g(デカン-1,10-ジオールに対して35wt%)、クロロ[N-[4-(ジメチルアミノ)フェニル]-2-ピリジンカルボキシアミダト](ペンタメチルチクロペンタジエニル)イリジウム(III)(Ir-1)5.0mg(Ir換算でデカン-1,10-ジオールに対して1/5000当量)を加えて、内部を窒素で置換した。窒素気流下、内部にキシレン50mL、アセトン30mL(デカン-1,10-ジオールに対して)を入れ、加熱および撹拌を開始した。170~175℃にて5時間撹拌した後、オートクレーブを冷却した。ガスクロマトグラフィーで分析したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが3%、ヘキサデカン-2,15-ジオンが69%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は46%であった。
実施例11において、反応温度155~160℃、Ir-1の使用量を24.6mg(Ir換算でデカン-1,10-ジオールに対して1/1000当量)にして反応を行ったところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが10%、ヘキサデカン-2,15-ジオンが70%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は57%であった。
実施例12において、反応時間を12時間にして反応を行ったところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが5%、ヘキサデカン-2,15-ジオン(4)が78%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は62%であった。
1H-NMR(400MHz、CDCl3):δ 7.49 (d,J=8.0Hz,4H),7.07(d,J=8.0Hz,4H),2.34(s,6H),1.33(s,30H);
13C-NMR(126MHz,CDCl3):σ171.81(C),142.81(C),134.39(C),128.33(CH),125.96(CH),83.95(C),21.12(CH3),8.59(CH3);
HRMS(APCl):m/z calc’d for C36H44ClIr2N2O2 [M-Cl]+ 957.2344; measured 957.2334.
1H-NMR(500MHz,CDCl3):σ7.65-7.55(m,4H), 7.35-7.25(m,4H),7.15-7.05(m,2H),1.33(s, 30H);
13C-NMR(126MHz,CDCl3):σ171.87(C),145.45(C),127.82(CH),126.20(CH),125.03(CH),84.02(C),8.57(CH3);
HRMS(APCI):m/z calc’d for C34H40ClIr2N2O2 [M]+ 929.2031; measured = 929.2019.
1H-NMR(400MHz、CDCl3):δ 7.65-7.55 (m,4H),6.91(dd,J=8.4Hz,4H),1.35(s,30H)
200mLオートクレーブにデカン-1,10-ジオール20.0g(114.7mmol)、ハイドロタルサイト(Mg6Al2(CO3)(OH)16・4H2O)7.00g(デカン-1,10-ジオールに対して35wt%)、参考例1で合成した[Cp* 2Ir2Cl2(μ-N,N’-ジ-p-トリルオキサミダト)]29.1mg(Ir換算でデカン-1,10-ジオールに対して約1/2000当量)を加えて、内部を窒素で置換した。窒素気流下、内部にアセトン101mL(デカン-1,10-ジオールに対して12当量)、2-プロパノール1.75mL(デカン-1,10-ジオールに対して0.2当量)を入れ、加熱および撹拌を開始した。155~160℃にて5時間撹拌した後、オートクレーブを冷却した。ガスクロマトグラフィーで分析したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが26%、ヘキサデカン-2,15-ジオン(4)が52%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は38%であった。
実施例15の条件で、[Cp* 2Ir2Cl2(μ-N,N’-ジ-p-トリルオキサミダト)]の代わりに、実施例14で合成した[Cp* 2Ir2Cl2(μ-N,N’-ビス(4-フルオロフェニル)オキサミダト)]34.3mg(Ir換算でデカン-1,10-ジオールに対して約1/1670当量)を使用した。ガスクロマトグラフィーで分析したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが25%、ヘキサデカン-2,15-ジオン(4)が52%生成していた。なお、ヘキサデカン-2,15-ジオンの定量収率は38%であった。
20mLシュレンクにN-2,3,4,5,6-ペンタフルオロ-N-フェニルベンズアミド(L4)72.6mg(0.252mmol)、[Cp*IrCl2]2 100.0mg(0.251mmol;Ir換算)、炭酸カリウム33.0mg(0.239mmol)を加え、内部を窒素置換した。そこにアセトニトリル10mLを加えて、30℃にて4時間撹拌した。アセトニトリルを留去した後、ジクロロメタン5mLを加えて、セライト濾過、さらにジクロロメタン5mLで洗いこみを行った。濾液を濃縮したところ、(A)、(B)、[Cp*IrCl2]2、L4の混合物161.3mgを得た。19FNMRで分析したところ、(A)+(B)と(L4)の比は79:21、1HNMRで分析したところ(A):(B):[Cp*IrCl2]2の比は54:11:35(Ir換算)であった。
19F-NMR(376MHz,CDCl3):δ-139.55(d,2F),-152.58(t,1F),-162.33(dd,2F)
19F-NMR(376MHz,CDCl3):δ -149.89(d,4F),-155.20(t,2F),-163.05(dd,4F)
20mLシュレンクにN-2,3,4,5,6-ペンタフルオロ-N-フェニルベンズアミド(L4)143mg(0.499mmol)、[Cp*IrCl2]2 100mg(0.251mmol;Ir換算)、炭酸カリウム69.7mg(0.504mmol)を加え、内部を窒素置換した。そこにアセトニトリル10mLを加えて、30℃にて8時間撹拌した。溶媒を留去した後、ジクロロメタン5mLを加えて、セライト濾過、さらにジクロロメタン5mLで洗いこみを行った。濾液を濃縮したところ黒色固体を得た。次に得られた黒色固体にジクロロメタン1mL、ヘキサン5mLを加えて撹拌、一晩静置した後、濾過を行った。濾液を濃縮、乾燥したところ(B)と(L4)の混合物230mgを得た。19FNMRで分析したところ、(B)と(L4)のモル比は、88:12であった。
実施例15の条件で[Cp* 2Ir2Cl2(μ-N,N’-ジ-p-トリルオキサミダト)]のかわりに、実施例17で合成した触媒混合物36.7mgを使用した。ガスクロマトグラフィーで分析したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが48%、ヘキサデカン-2,15-ジオン(4)が5%生成していた。
実施例15の条件で[Cp* 2Ir2Cl2(μ-N,N’-ジ-p-トリルオキサミダト)]のかわりに、実施例18で合成した触媒混合物57.4mgを使用した。ガスクロマトグラフィーで分析したところ、GCエリア%で、13-ヒドロキシトリデカン-2-オンが48%、ヘキサデカン-2,15-ジオン(4)が17%生成していた。
100mLオートクレーブにデカン-1,10-ジオール2.4g(13.8mmol)、ハイドロタルサイト(Mg6Al2(CO3)(OH)16・4H2O)または固体塩基0.84g(デカン-1,10-ジオールに対して35wt%)、Ir-1 1.7mg(Ir換算でデカン-1,10-ジオールに対して1/5000当量)を加えて、内部を窒素で置換した。窒素気流下、内部にキシレン17mL、アセトン10.1mL(デカン-1,10-ジオールに対して10当量)を入れ、加熱および撹拌を開始した。160℃にて5時間撹拌した後、オートクレーブを冷却した。ガスクロマトグラフィーで分析して、定量収率を求めた。
100mLオートクレーブにデカン-1,10-ジオール2.4g(13.8mmol)、Ir-1 1.7mg(Ir換算でデカン-1,10-ジオールに対して1/5000当量)、水酸化カリウム3.1mg(Irに対して20当量)を加えて、内部を窒素で置換した。窒素気流下、内部にキシレン17mL、アセトン10.1mL(デカン-1,10-ジオールに対して10当量)を入れ、加熱および撹拌を開始した。160℃にて5時間撹拌した後、オートクレーブを冷却した。ガスクロマトグラフィーで分析したところ、ヘキサデカン-2,15-ジオンの定量収率は1%であった。
100mLオートクレーブにデカン-1,10-ジオール2.4g(13.8mmol)、0.2wt%Ir/HT(塩化イリジウムとハイドロタルサイトを水中で水相が透明になるまで混合して、濾別、乾燥させた固体)1.32g(Ir換算でデカン-1,10-ジオールに対して1/1000当量)を加えて、内部を窒素で置換した。窒素気流下、内部にキシレン17mL、アセトン10.1mL(デカン-1,10-ジオールに対して10当量)を入れ、加熱および撹拌を開始した。160℃にて5時間撹拌した後、オートクレーブを冷却した。ガスクロマトグラフィーで分析したところ、ヘキサデカン-2,15-ジオンは生成していなかった。
1H-NMR(400MHz、CDCl3):δ 7.96(d、J=7.1Hz、2H)、7.56(t、J=7.4Hz、1H)、7.47(t、J=7.6Hz,2H)、7.32-7.20(m、5H)、3.32(t、J=7.7Hz,2H)、3.07(t、J=7.7Hz,2H)
ジムロート管を装備した100mLシュレンク管に炭酸水素ナトリウム36mg(0.04mmol)、[Cp*IrCl2]2 4.0mg(0.01mmol;Ir換算)を加え、窒素置換したのち、ベンジルアルコール2.1mL(20mmol)、アセトフェノン2.4mL(20mmol)、キシレン14mLを加え、160℃で5時間還流させた。冷却後、反応液を濾過し、GCにて分析したところ、目的物は生成していなかった。
ジムロート管を装備した100mLシュレンク管に炭酸水素ナトリウム36mg(0.04mmol)、Ir-1 3.0mg(0.005mmol)を加え、窒素置換したのち、ベンジルアルコール2.1mL(20mmol)、アセトフェノン2.4mL(20mmol)、キシレン 14mLを加え、160℃で5時間還流させた。冷却後、反応液を濾過し、GCにて分析したところ、目的物は生成していなかった。
1H-NMR(400MHz、CDCl3):δ 7.96(d、J=7.1Hz、2H)、7.55(t、J=7.4Hz、1H)、7.45(t、J=7.4Hz,2H)、2.96(t、J=7.6Hz,2H)、1.75-1.70(m、2H)、1.40-1.28(m、8H),0.88(t、J=7.0Hz、3H)
ジムロート管を装備した100mLシュレンク管に炭酸水素ナトリウム36mg(0.04mmol)、[Cp*IrCl2]2 3.3mg(0.0066mmol;Ir換算)を加え、窒素置換したのち、1-ヘキサノール2.5mL(20mmol)、アセトフェノン2.4mL(20mmol)、キシレン14mLを加え、160℃で5時間還流させた。冷却後、反応液を濾過し、GCにて分析したところ、目的物は生成していなかった。
1H-NMR(400MHz、CDCl3):δ 7.87(d、J=7.2Hz、2H)、7.45(t、J=7.4Hz、1H)、7.35(t、J=7.5Hz,2H)、2.86(t、J=7.6Hz,2H)、1.71-1.04(m、18H)、0.79(t、J=6.7Hz、3H)
ジムロート管を装備した100mLシュレンク管に炭酸水素ナトリウム36mg(0.04mmol)、[Cp*IrCl2]2 3.3mg(0.0066mmol;Ir換算)を加え、窒素置換したのち1-ドデカノール4.1mL(20mmol)、アセトフェノン2.4mL(20mmol)、キシレン14mLを加え、160℃で5時間還流させた。冷却後、反応液を濾過し、GCにて分析したところ、目的物は生成していなかった。
200mlメカニカルオートクレーブにハイドロタルサイト(Mg6Al2(CO3)(OH)16・4H2O)4.8g、Ir-1 9.6mg(0.016mmol)を加え、窒素置換したのち、1-デカノール16.8ml(80mmol)、アセトン29.3ml(400mmol)、キシレン130mlを加え、160℃で5時間反応させた。冷却後、反応液をガスクロマトグラフィーで測定したところ、GCエリア%にて76%のトリデカン-2-オンを得た。
100mLオートクレーブにハイドロタルサイト(Mg6Al2(CO3)(OH)16・4H2O)63mg、[Cp*IrCl2]2 40mg(0.10mmol;Ir換算)を加え、窒素置換したのち、1,4-ブタンジオール180μl(2mmol)、ベンジルアミン214μl(2mmol)を加え、160℃で5時間反応させた。冷却後、反応液を濾過し、濃縮した。シリカゲルカラムクロマトグラフィーで精製して、N-ベンジルピロリジン82mg(収率25%)を得た。
1H-NMR(400MHz、CDCl3):δ 7.34-7.20(m、5H)、3.61(s、2H)、2.53-2.49(m、4H)、1.79-1.76(m、4H)
1H-NMR(400MHz,CDCl3):σ=7.97(s,1H),7.52(d,J=8.0Hz,1H),7.30-7.20(m,1H),2.56(s,3H),1.34(s,9H).
1H-NMR(400MHz,CDCl3):σ=6.98(d,J=8.0Hz,1H),6.75(dd,J=2.0,8.0Hz,1H),6.72(d,J=2.0Hz,1H),2.13(s,3H),1.28(s,9H).
1H-NMR(500MHz,CDCl3):σ=9.37(s,2H),8.17(s,2H),7.20-7.15(m,4H),2.35(s,6H),1.35(s,18H);
13C-NMR(126MHz,CDCl3):σ=157.70(C),150.32(C),134.11(C),130.31(CH),125.48(C),122.79(CH),118.43(CH),34.65(C),31.32(CH3),16.98(CH3);
HRMS(APPI(Pos.)):m/z calc’d for C24H32N2O2 [M+H]+ 381.2537; measured=381.2534.
1H-NMR(500MHz,CDCl3):σ=9.37(s,2H),8.10(d,J=7.9Hz,2H),7.32-7.25(m,4H),7.15(dd,J=6.5,7.5Hz,2H),2.39(s,6H);13C-NMR(126MHz,CDCl3):157.65(C),134.35(C),130.73(CH),128.43(C),127.02(CH),125.84(CH),121.22(CH),17.46(CH3);HRMS(APPI(Pos.)):m/z calc’d for C16H16N2O2 [M]+ 268.1206; measured=268.1200.
1H-NMR(500MHz,CDCl3):9.30(s,2H),7.55-7.45(m,4H),7.35-7.25(m,2H),7.03(d,J=7.6Hz,2H),2.39(s,6H);
13C-NMR(126MHz,CDCl3):157.48(C),139.29(C),136.12(C),129.10(CH),126.38(CH),120.40(CH),116.93(CH),21.49(CH3);
HRMS(APPI(Pos.)):m/z calc’d for C16H16N2O2 [M]+ 268.1206; measured=268.1207.
1H-NMR(500MHz,CDCl3):σ=9.37(s,2H),7.82(d,J=8.1Hz,2H),7.18(dd,J=7.5,8.1Hz,2H),7.07(d,J=7.5Hz,2H),2.34(s,6H),2.26(s,6H);
13C-NMR(126MHz,CDCl3):σ=157.94(C),137.68(C),134.07(C),127.98(C),127.81(CH),126.16(CH),119.94(CH),20.61(CH3),13.43(CH3);
HRMS(APPI(Pos.)):m/z calc’d for C18H21N2O2 [M+H]+ 297.1598; measured=297.1592.
1H-NMR(500MHz,CDCl3):σ=9.29(s,2H),7.93(d,J=8.2Hz,2H),7.08(d,J=8.2Hz,2H),7.06(s,2H),2.34(s,6H),2.33(s,6H);
13C-NMR(126MHz,CDCl3):σ=157.69(C),135.61(C),131.82(C),131.39(CH),128.52(C),127.50(CH),121.34(CH),20.95(CH3),17.43(CH3);
HRMS(APPI(Pos.)):m/z calc’d for C18H20N2O2 [M]+ 297.1519; measured=297.1518.
1H-NMR(500MHz,CDCl3):σ=9.34(s,2H),7.94(s,2H),7.12(d,J=7.7Hz,2H),6.96(d,J=7.7Hz,2H),2.37(s,6H),2.34(s,6H);
13C-NMR(126MHz,CDCl3):σ=157.63(C),136.89(C),134.17(C),130.51(CH),126.59(CH),125.19(C),121.65(CH),21.23(CH3),17.00(CH3);
HRMS(APPI(Pos.)):m/z calc’d for C18H21N2O2 [M+H]+ 297.1598; measured=297.151887.
1H-NMR(500MHz,CDCl3):σ=9.46(s,2H),8.13(d,J=8.1Hz),7.35-7.25(m,4H),7.19(ddd,J=1.1,7.5,7.5Hz,2H),2.74(q,J=7.6Hz,4H),1.31(t,J=7.6Hz,6H);
13C-NMR(126MHz,CDCl3):σ=157.75(C),134.24(C),133.71(C),128.92(CH),126.94(CH),126.04(CH),121.45(CH),24.28(CH2),13.97(CH3);
HRMS(APCI(Pos.)):m/z calc’d for C18H21N2O2 [M+H]+ 297.1598; measured=297.1596.
1H-NMR(500MHz,CDCl3):σ=9.37(s,2H),8.02(d,J=1.6Hz,2H),7.17(d,J=7.8Hz,2H),7.02(dd,J=1.6,7.8Hz,2H),2.93(sept,J=6.9Hz,2H),2.35(s,6H),1.27(d,J=6.9Hz,12H);
13C-NMR(126MHz,CDCl3):σ=157.64(C),148.04(C),134.28(C),130.58(CH),125.61(C),123.80(CH),119.24(CH),33.91(CH),23.97(CH3),17.04(CH3);
HRMS(APPI(Pos.)):m/z calc’d for C22H29N2O2 [M+H]+ 353.2224; measured=353.2217.
1H-NMR(400MHz,CDCl3):σ=7.94(d,J=2.0Hz,1H),7.49(dd,J=2.0,8.4Hz,1H),7.27(d,J=8.4Hz,1H),2.56(s,3H),2.15-2.05(m,3H),1.95-1.85(m,6H),1.85-1.70(6H).
1H-NMR(400MHz,CDCl3):σ=7.00(d,J=8.0Hz,1H),6.73(dd,J=1.6,8.0Hz,1H),6.69(d,J=1.6Hz,1H),3.56(s,2H),2.14(s,3H),2.10-2.00(m,3H),1.90-1.85(m,6H),1.80-1.70(m,6H).
1H-NMR(500MHz,CDCl3):σ=9.39(s,2H),8.16(d,J=1.9Hz,2H),7.19(d,J=8.1Hz,2H),7.15(dd,J=1.9 Hz,8.1Hz,2H),2.35(s,6H),2.15-2.05(m,6H),2.00-1.90(m,12H),1.85-1.75(m,12H);
13C-NMR(126 MHz,CDCl3):σ=157.70(C),150.64(C),134.23(C),130.35(CH),125.40(C),122.37(CH),117.93(CH),43.23(CH2),36.86(CH2),36.15(C),28.99(CH),17.00(CH3);
HRMS(APPI(Pos.)): m/z calc’d for C36H45N2O2 [M+H]+ 537.3476; measured=537.3466.
1H-NMR(500MHz,CDCl3):σ=7.78(s,2H),7.1-7.0(m,4H),2.27(s,6H),1.31(s,18H),1.29(s,30H);
13C-NMR(126MHz,CDCl3):σ=170.91(C),148.42(C),144.11(C),131.37(C),128.85(CH),122.58(CH),122.04(CH),83.74(C),34.49(C),31.54(CH3),19.65(CH3),8.55(CH3);
HRMS(APCl(Pos.)):m/z calc’d for C44H60ClIr2N2O2 [M-Cl]+ 1069.3596; measured=1069.3585.
1H-NMR(500MHz,CDCl3):σ=7.72(d,2H,J=7.8Hz),7.15-7.10(m,4H),7.07-7.02(m,2H),2.31(s,6H),1.30(s,30H);
13C-NMR(126MHz,CDCl3):σ=170.86(C),144.52(C),134.68(C),129.32(CH),125.80(CH),125.46(CH),125.19(CH),83.88(C),20.12(CH3),8.48(CH3);
HRMS(APCl):m/z calc’d for C36H44ClIr2N2O2 [M-Cl]+ 957.2344; measured 957.2338.
13C-NMR(126MHz,CDCl3):σ=171.89(C),145.38(C),137.38(C),127.49(CH),126.66(CH),125.74(CH),123.49(CH),83.98(C),21.43(CH3),8.56(CH3);
HRMS(APCI):m/z calc’d for C36H44ClIr2N2O2 [M-Cl]+ 957.2344; measured 957.2330.
1H-NMR(500MHz,CDCl3):σ=7.59(d,2H,7.7Hz),7.02(dd,2H,J=7.7,7.7Hz),6.94(d,2H,J=7.7Hz),2.31(s,6H),2.17(s,6H),1.29(s,30H);
13C-NMR(126 MHz,CDCl3):σ=171.07(C),144.50(C),135.97(C),133.03(C),126.59(CH),124.82(CH),123.42(CH),83.80(C),20.66(CH3),16.35(CH3),8.48(CH3);
HRMS(APPI(Direct)):m/z calc’d for C38H48Cl2Ir2N2O2 [M]+ 1020.2346; measured 1020.2334.
1H-NMR(500MHz,CDCl3):σ=7.57(d,2H,8.0Hz),6.93(s,2H),6.91(d,2H,8.0Hz),2.31(s,6H),2.26(s,6H),1.30(s,30H);
13C-NMR(126MHz,CDCl3):σ=170.88(C),141.91(C),134.40(C),134.26(C),129.90(CH),126.07(CH),125.56(CH),83.79(C),21.00(CH3),20.09(CH3),8.50(CH3);
HRMS(APPI(Direct)):m/z calc’d for C38H48Cl2Ir2N2O2 [M]+ 1020.2346;measured 1020.2330.
1H-NMR(500MHz,CDCl3):σ=7.53(s,2H),7.01(d,2H,J=7.6Hz),6.85(d,7.6Hz),2.29(s,6H),2.26(s,6H),1.29(s,30H);
13C-NMR(126MHz,CDCl3):σ=170.80(C),144.31(C),134.73(C),131.63(C),129.11(CH),126.34(CH),125.93(CH),83.84(C),20.92(CH3),19.82(CH3),8.45(CH3);
HRMS(APPI (Direct)):m/z calc’d for C38H48Cl2Ir2N2O2 [M]+ 1020.2346; measured 1020.2340.
1H-NMR(500MHz,CDCl3):σ=7.70-7.80(m,2H),7.25-7.20(m,2H),7.15-6.95(m,4H),2.84(qd,2H,J=7.5,15.0Hz),2.46(qd,2H,J=7.5Hz,15.0Hz),1.35-1.20(m,36H);
13C-NMR(126MHz,CDCl3):σ=171.45(C),143.87(C),139.75(C),127.22(CH),125.91(CH),125.37(CH),125.30(CH),83.78(C),24.12(CH2),14.31(CH3),8.45(CH3);
HRMS(APCI):m/z calc’d for C38H48ClIr2N2O2 [M-Cl]+ 985.2657;measured 985.2646.
1H-NMR(500MHz,CDCl3):σ=7.58(d,J=1.9Hz,2H),7.05(d,J=7.8Hz,2H),6.92(dd,J=1.9,7.8Hz,2H),2.87(sept,J=6.9Hz,2H),2.27(s,6H),1.29(s,30H),1.25(d,J=6.9Hz,6H),1.23(d,J=6.9Hz,6H);
13C-NMR(126MHz,CDCl3):σ=170.88(C),146.05(C),144.28(C),131.83(C),129.16(CH),123.73(CH),123.04(CH),83.79(C),33.69(CH),24,21(CH3),24.02(CH3),19.75(CH3),8.52(CH3);
HRMS(APCI pos):m/z calc’d for C42H56ClIr2N2O2 [M-Cl]+ 1041.3283; measured 1041.3293.
13C-NMR(126MHz,CDCl3):σ=170.80(C),148.79(C),144.18(C),131.41(C),128.82(CH),122.14(CH),121.56(CH),83.74(C),43.29(CH2),36.86(CH2),36.00(C),29.02(CH),19.65(CH3),8.58(CH3);
HRMS(APPI pos): m/z calc’d for C56H72ClIr2N2O2 [M-Cl]+ 1225.4535; measured 1225.4520.
1H-NMR(500MHz,CDCl3):7.70(d,J=1.6Hz,2H),7.07(d,J=7.8Hz,2H),6.95(dd,J=1.6Hz,7.8Hz),4.62(s,6H),2.91(sept,J=6.9Hz,2H),2.28(s,6H),1.79(s,18H),1.30-1.25(m,12H);
13C-NMR(126MHz,CDCl3):168.45(C),146.38(C),146.01(C),132.00(C),129.32(CH),123.72(CH),123.09(CH),98.77(CH),33.67(CH),24.48(CH3),23.99(CH3),20.07(CH3),17.84(CH3);
HRMS(APPI pos): m/z calc’d for C40H50Cl2N2O4Ru2 [M]+ 864.1331; measured 864.1358.
1H-NMR(500MHz,CDCl3):7.45-7.35(m,2H),7.13(d,J=7.8Hz,2H),6.98(dd,J=1.9,7.8Hz,2H),5.20(d,J=5.9Hz,2H),5.13(d,J=5.6Hz,2H),5.07(d,J=5.9Hz,2H),4.61(d,J=5.6Hz,2H),2.88(sept,J=6.9Hz,2H),2.40(sept,J=6.9Hz,2H),2.31(s,6H),1.74(s,6H),1.25-1.20(m,12H),1.12(d,J=6.9Hz,6H),1.02(d,J=6.9Hz,6H);
13C-NMR(126MHz,CDCl3):168.45(C),147.25(C),146.63(C),130.12(C),129.68(CH),123.51(CH),122.77(CH),102.34(C),91.13(C),84.23(CH),82.26(CH),79.41(CH),77.91(CH),33.70(CH3),30.61(CH3),24.23(CH3),24.01(CH3),22.00(CH3),21.90(CH3),18.85(CH3),17.57(CH3);
HRMS(APPI pos): m/z calc’d for C42H54Cl2N2O2Ru2 [M]+ 892.1644; measured 892.1663.
なお、撹拌時間において、例えば7+10時間の表記は2日間に分けてそれぞれ7時間と10時間、合計17時間、設定温度にて撹拌したことを意味する。
マグネチックスターラーの入った100mLオートクレーブにデカン-1,10-ジオール5.00g(28.7mmol)、ハイドロタルサイト1.75g(35質量%)、水酸化カルシウム1.00g(20質量%)、Ir-2 4.1mg(S/C=4000)を入れ、内部を窒素で置換した。アセトン25mL(12当量)、イソプロピルアルコール0.44mL(0.2当量)を入れた後、加熱および撹拌を開始した。120℃にて24時間撹拌した後、オートクレーブを冷却した。ハイドロタルサイトおよび水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析したところ、ヘキサデカン-2,15-ジオンの定量収率は87%であった。
マグネチックスターラーの入った100mLオートクレーブにデカン-1,10-ジオール5.00g(28.7mmol)、ハイドロタルサイト1.75g(35質量%)、水酸化カルシウム1.00g(20質量%)、Ir-2、N,N’-ジフェニルシュウ酸アミドを入れ、内部を窒素で置換した。アセトン25mL(12当量)、イソプロピルアルコール0.44mL(0.2当量)を入れた後、加熱および撹拌を開始した。120℃にて撹拌した後、オートクレーブを冷却した。ハイドロタルサイトおよび水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析した。結果を表3に記す。
碇型攪拌羽根を取り付けた1000mLオートクレーブにデカン-1,10-ジオール 100.0g(578.8mmol)、ハイドロタルサイト35.0g(35質量%)、水酸化カルシウム20.00g(20質量%)、[Cp*IrCl2]276.2mg(S/C=3000)、N,N’-ジフェニルシュウ酸アミド1.61g(Irに対して35当量)を入れ、内部を窒素で置換した。アセトン505mL(12当量)、イソプロピルアルコール8.8mL(0.2当量)を入れた後、加熱および撹拌を開始した。24時間、120℃にて撹拌した後、オートクレーブを冷却した。ハイドロタルサイト、水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析した結果、ヘキサデカン-2,15-ジオンの定量収率は77%、純分は112.0gであった。
反応液をエバポレーターにて濃縮し、租蒸留を行うことでヘキサデカン-2,15-ジオンの粗製物116.5gを得た。ガスクロマトグラフィーで分析したところ、純度は88質量%であり、純分は101.9gであった(収率70%)。
碇型攪拌羽根を取り付けた200mLオートクレーブにデカン-1,10-ジオール 20.0g(114.8mmol)、ハイドロタルサイト7.0g(35質量%)、水酸化カルシウム4.00g(20質量%)、Ir-2 10.6mg(S/C=6000)、N,N’-ジフェニルシュウ酸アミド161mg(Irに対して35当量)を入れ、内部を窒素で置換した。アセトン101mL(12当量)、イソプロピルアルコール1.8mL(0.2当量)を入れた後、加熱および撹拌を開始した。15時間(8時間+7時間)、120℃にて撹拌した後、オートクレーブを冷却した。ハイドロタルサイト、水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析した結果、ヘキサデカン-2,15-ジオンの定量収率は75%であった。
碇型攪拌羽根を取り付けた200mLオートクレーブにデカン-1,10-ジオール20.0g(114.8mmol)、メタケイ酸アルミン酸マグネシウム7.0g(35質量%)、水酸化カルシウム4.00g(20質量%)、Ir-2 10.6mg(S/C=6000)、N,N’-ジフェニルシュウ酸アミド161mg(Irに対して35当量)を入れ、内部を窒素で置換した。アセトン101mL(12当量)、イソプロピルアルコール1.8mL(0.2当量)を入れた後、加熱および撹拌を開始した。20時間(7時間+9時間+4時間)、120℃にて撹拌した後、オートクレーブを冷却した。メタケイ酸アルミン酸マグネシウム、水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析した結果、ヘキサデカン-2,15-ジオンの定量収率は74%であった。
碇型攪拌羽根を取り付けた200mLオートクレーブにデカン-1,10-ジオール20.0g(114.8mmol)、ケイ酸アルミン酸マグネシウム7.0g(35質量%)、水酸化カルシウム4.00g(20質量%)、Ir-2 10.6mg(S/C=6000)、N,N’-ジフェニルシュウ酸アミド161mg(Irに対して35当量)を入れ、内部を窒素で置換した。アセトン101mL(12当量)、イソプロピルアルコール1.8mL(0.2当量)を入れた後、加熱および撹拌を開始した。15時間(8時間+7時間)、120℃にて撹拌した後、オートクレーブを冷却した。ケイ酸アルミン酸マグネシウム、水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析した結果、ヘキサデカン-2,15-ジオンの定量収率は65%であった。
碇型攪拌羽根を取り付けた200mLオートクレーブにデカン-1,10-ジオール 20.0g(114.8mmol)、水酸化カルシウム11.0g(55質量%)、[Cp*IrCl2]2 15.2mg(S/C=3000)、N,N’-ジフェニルシュウ酸アミド321mg(Irに対して35当量)を入れ、内部を窒素で置換した。アセトン101mL(12当量)、イソプロピルアルコール1.8mL(0.2当量)を入れた後、加熱および撹拌を開始した。15時間(8時間+7時間)、120℃にて撹拌した後、オートクレーブを冷却した。水酸化カルシウムを濾過により除去し、ガスクロマトグラフィーで分析した結果、ヘキサデカン-2,15-ジオンの定量収率は37%であった。
Claims (15)
- 周期表7~11族の金属錯体と、層状複水酸化物、複合酸化物および水酸化カルシウムからなる群から選ばれる少なくとも1種の固体塩基の存在下、下記一般式(1):
で表されるアルコールと、
下記一般式(2):
で表される活性プロトンを有する化合物とを反応させて、または
一般式(1)のR1と、一般式(2)のNuにおけるX1またはR3が結合して、前記アルコールと前記活性プロトンを有する化合物とが一つの分子を形成している場合に、前記分子内で反応させて、
下記一般式(3):
で表される化合物を生成させる、アルコールの水酸基の変換方法。 - 固体塩基が層状複水酸化物である、請求項1に記載の水酸基の変換方法。
- 層状複水酸化物がハイドロタルサイト類化合物である、請求項2に記載の水酸基の変換方法。
- 固体塩基が2種以上の金属元素を有し、そのうちの少なくとも1種の金属元素は、アルミニウム、マグネシウムおよびカルシウムからなる群から選ばれる複合酸化物である、請求項1~3のいずれか一項に記載の水酸基の変換方法。
- 一般式(2)で表される活性プロトンを有する化合物が、下記一般式(2-1):
で表されるカルボニル化合物である、請求項1~4のいずれか一項に記載の水酸基の変換方法。 - 周期表7~11族の金属錯体がイリジウム錯体またはルテニウム錯体である、請求項1~5のいずれか一項に記載の水酸基の変換方法。
- イリジウム錯体が、下記一般式(4-1):
で表される化合物またはその二量体、または、
下記一般式(4-2):
(式中、Y1、Z1、X4、X5、X6、X7およびX8は、前記で定義したとおりである。)
で表される化合物である、請求項6に記載の水酸基の変換方法。 - イリジウム錯体が、下記一般式(5-1):
[Y1IrZ1 2] (5-1)
(式中、Y1は、置換基を有していてもよいシクロペンタジエニル基、または置換基を有していてもよいインデニル基であり、Z1は、ヒドリドまたはアニオン基である。)
で表されるイリジウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内で形成させたものである、請求項6または7に記載の水酸基の変換方法。 - ルテニウム錯体が、下記一般式(4-3):
で表される化合物またはその二量体、または、
下記一般式(4-4):
で表される化合物である、請求項6に記載の水酸基の変換方法。 - ルテニウム錯体が、下記一般式(5-3):
[Y2RuZ1 2] (5-3)
(式中、Y2は、置換基を有していてもよいアレーンであり、Z1は、ヒドリドまたはアニオン基である。)
で表されるルテニウム化合物またはその二量体と、
下記一般式(6-1):
で表されるアニリド、または
下記一般式(6-2):
で表されるアニリドとを混合して反応系内で形成させたものである、請求項6または9に記載の水酸基の変換方法。 - 一般式(2-1)で表されるカルボニル化合物が、アセトンである、請求項5~10のいずれか一項に記載の水酸基の変換方法。
- 下記一般式(4-1a):
で表される化合物またはその二量体、および、
下記一般式(4-2):
で表される化合物からなる群から選ばれるイリジウム錯体。 - アルコールの水酸基の変換反応に用いられる触媒である、請求項12に記載のイリジウム錯体。
- 下記一般式(4-3):
で表される化合物またはその二量体、または、
下記一般式(4-4):
で表される化合物からなる群より選ばれるルテニウム錯体。 - アルコールの水酸基の変換反応に用いられる触媒である、請求項14に記載のルテニウム錯体。
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