CN116640035A - 一种利用钯纳米团簇催化加氢合成醇类化合物的方法 - Google Patents
一种利用钯纳米团簇催化加氢合成醇类化合物的方法 Download PDFInfo
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- CN116640035A CN116640035A CN202310585203.0A CN202310585203A CN116640035A CN 116640035 A CN116640035 A CN 116640035A CN 202310585203 A CN202310585203 A CN 202310585203A CN 116640035 A CN116640035 A CN 116640035A
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- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 15
- -1 alcohol compound Chemical class 0.000 title claims abstract description 8
- 230000002194 synthesizing effect Effects 0.000 title claims abstract description 7
- 238000009903 catalytic hydrogenation reaction Methods 0.000 title abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 90
- 239000000758 substrate Substances 0.000 claims abstract description 32
- 150000001299 aldehydes Chemical class 0.000 claims abstract description 4
- 150000002576 ketones Chemical class 0.000 claims abstract description 3
- 239000002904 solvent Substances 0.000 claims description 59
- 238000004440 column chromatography Methods 0.000 claims description 29
- 238000003756 stirring Methods 0.000 claims description 29
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 17
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 16
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000012696 Pd precursors Substances 0.000 claims description 8
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 8
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- 101150003085 Pdcl gene Proteins 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 7
- TWKVUTXHANJYGH-UHFFFAOYSA-L allyl palladium chloride Chemical class Cl[Pd]CC=C.Cl[Pd]CC=C TWKVUTXHANJYGH-UHFFFAOYSA-L 0.000 claims description 5
- HJPHBJYOODQSLK-UHFFFAOYSA-N dicyclohexyl(oxo)phosphanium Chemical compound C1CCCCC1[P+](=O)C1CCCCC1 HJPHBJYOODQSLK-UHFFFAOYSA-N 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 4
- 125000006273 (C1-C3) alkyl group Chemical group 0.000 claims description 4
- 235000010290 biphenyl Nutrition 0.000 claims description 4
- 239000004305 biphenyl Substances 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 4
- 125000001624 naphthyl group Chemical group 0.000 claims description 4
- 125000005913 (C3-C6) cycloalkyl group Chemical group 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000012046 mixed solvent Substances 0.000 claims description 3
- 238000002390 rotary evaporation Methods 0.000 claims description 3
- 239000012279 sodium borohydride Substances 0.000 claims description 3
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 3
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- 239000003125 aqueous solvent Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000004090 dissolution Methods 0.000 claims 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims 1
- 150000001298 alcohols Chemical class 0.000 abstract description 9
- 238000003786 synthesis reaction Methods 0.000 abstract description 7
- 239000003054 catalyst Substances 0.000 abstract description 3
- 238000005984 hydrogenation reaction Methods 0.000 abstract description 3
- 238000009776 industrial production Methods 0.000 abstract description 2
- 238000010531 catalytic reduction reaction Methods 0.000 abstract 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 162
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 29
- 238000002360 preparation method Methods 0.000 description 28
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 27
- 239000012074 organic phase Substances 0.000 description 27
- 239000007791 liquid phase Substances 0.000 description 20
- 238000000605 extraction Methods 0.000 description 16
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- YXWWHNCQZBVZPV-UHFFFAOYSA-N 2'-methylacetophenone Chemical compound CC(=O)C1=CC=CC=C1C YXWWHNCQZBVZPV-UHFFFAOYSA-N 0.000 description 5
- YMXIDIAEXNLCFT-UHFFFAOYSA-N 1-[4-(trifluoromethyl)phenyl]ethanol Chemical compound CC(O)C1=CC=C(C(F)(F)F)C=C1 YMXIDIAEXNLCFT-UHFFFAOYSA-N 0.000 description 4
- CETWDUZRCINIHU-UHFFFAOYSA-N 2-heptanol Chemical compound CCCCCC(C)O CETWDUZRCINIHU-UHFFFAOYSA-N 0.000 description 4
- COJRWHSKVYUZHQ-UHFFFAOYSA-N 3-(1-hydroxyethyl)phenol Chemical compound CC(O)C1=CC=CC(O)=C1 COJRWHSKVYUZHQ-UHFFFAOYSA-N 0.000 description 4
- PMRFBLQVGJNGLU-UHFFFAOYSA-N 4-(1-hydroxyethyl)phenol Chemical compound CC(O)C1=CC=C(O)C=C1 PMRFBLQVGJNGLU-UHFFFAOYSA-N 0.000 description 4
- MSHFRERJPWKJFX-UHFFFAOYSA-N 4-Methoxybenzyl alcohol Chemical compound COC1=CC=C(CO)C=C1 MSHFRERJPWKJFX-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- SBTPEGVSNGVZTN-UHFFFAOYSA-N (2-methyl-2-methylperoxypropyl)benzene Chemical compound C1(=CC=CC=C1)CC(C)(C)OOC SBTPEGVSNGVZTN-UHFFFAOYSA-N 0.000 description 2
- IHASOVONMUHDND-UHFFFAOYSA-N (4-methylphenyl)-phenylmethanol Chemical compound C1=CC(C)=CC=C1C(O)C1=CC=CC=C1 IHASOVONMUHDND-UHFFFAOYSA-N 0.000 description 2
- DZLZSFZSPIUINR-UHFFFAOYSA-N 1-(2-bromophenyl)ethanol Chemical compound CC(O)C1=CC=CC=C1Br DZLZSFZSPIUINR-UHFFFAOYSA-N 0.000 description 2
- DDUBOVLGCYUYFX-UHFFFAOYSA-N 1-(2-chlorophenyl)ethanol Chemical compound CC(O)C1=CC=CC=C1Cl DDUBOVLGCYUYFX-UHFFFAOYSA-N 0.000 description 2
- SXFYVXSOEBCFLV-UHFFFAOYSA-N 1-(2-fluorophenyl)ethanol Chemical compound CC(O)C1=CC=CC=C1F SXFYVXSOEBCFLV-UHFFFAOYSA-N 0.000 description 2
- SDCBYRLJYGORNK-UHFFFAOYSA-N 1-(2-methylphenyl)ethanol Chemical compound CC(O)C1=CC=CC=C1C SDCBYRLJYGORNK-UHFFFAOYSA-N 0.000 description 2
- QYUQVBHGBPRDKN-UHFFFAOYSA-N 1-(3-chlorophenyl)ethanol Chemical compound CC(O)C1=CC=CC(Cl)=C1 QYUQVBHGBPRDKN-UHFFFAOYSA-N 0.000 description 2
- YESOPGLEIJQAEF-UHFFFAOYSA-N 1-(3-fluorophenyl)ethanol Chemical compound CC(O)C1=CC=CC(F)=C1 YESOPGLEIJQAEF-UHFFFAOYSA-N 0.000 description 2
- JESIHYIJKKUWIS-UHFFFAOYSA-N 1-(4-Methylphenyl)ethanol Chemical compound CC(O)C1=CC=C(C)C=C1 JESIHYIJKKUWIS-UHFFFAOYSA-N 0.000 description 2
- XTDTYSBVMBQIBT-UHFFFAOYSA-N 1-(4-bromophenyl)ethanol Chemical compound CC(O)C1=CC=C(Br)C=C1 XTDTYSBVMBQIBT-UHFFFAOYSA-N 0.000 description 2
- MVOSNPUNXINWAD-UHFFFAOYSA-N 1-(4-chlorophenyl)ethanol Chemical compound CC(O)C1=CC=C(Cl)C=C1 MVOSNPUNXINWAD-UHFFFAOYSA-N 0.000 description 2
- PSDSORRYQPTKSV-UHFFFAOYSA-N 1-(4-fluorophenyl)ethanol Chemical compound CC(O)C1=CC=C(F)C=C1 PSDSORRYQPTKSV-UHFFFAOYSA-N 0.000 description 2
- GOISDOCZKZYADO-UHFFFAOYSA-N 1-(4-phenylphenyl)ethanol Chemical compound C1=CC(C(O)C)=CC=C1C1=CC=CC=C1 GOISDOCZKZYADO-UHFFFAOYSA-N 0.000 description 2
- JMSUNAQVHOHLMX-UHFFFAOYSA-N 1-cyclohexylethanol Chemical compound CC(O)C1CCCCC1 JMSUNAQVHOHLMX-UHFFFAOYSA-N 0.000 description 2
- WAPNOHKVXSQRPX-UHFFFAOYSA-N 1-phenylethanol Chemical compound CC(O)C1=CC=CC=C1 WAPNOHKVXSQRPX-UHFFFAOYSA-N 0.000 description 2
- GNKZMNRKLCTJAY-UHFFFAOYSA-N 4'-Methylacetophenone Chemical compound CC(=O)C1=CC=C(C)C=C1 GNKZMNRKLCTJAY-UHFFFAOYSA-N 0.000 description 2
- TXFPEBPIARQUIG-UHFFFAOYSA-N 4'-hydroxyacetophenone Chemical compound CC(=O)C1=CC=C(O)C=C1 TXFPEBPIARQUIG-UHFFFAOYSA-N 0.000 description 2
- MOOUWXDQAUXZRG-UHFFFAOYSA-N 4-(trifluoromethyl)benzyl alcohol Chemical compound OCC1=CC=C(C(F)(F)F)C=C1 MOOUWXDQAUXZRG-UHFFFAOYSA-N 0.000 description 2
- IUUULXXWNYKJSL-UHFFFAOYSA-N 4-methoxy-alpha-methylbenzyl alcohol Chemical compound COC1=CC=C(C(C)O)C=C1 IUUULXXWNYKJSL-UHFFFAOYSA-N 0.000 description 2
- NTPLXRHDUXRPNE-UHFFFAOYSA-N 4-methoxyacetophenone Chemical compound COC1=CC=C(C(C)=O)C=C1 NTPLXRHDUXRPNE-UHFFFAOYSA-N 0.000 description 2
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- DYUQAZSOFZSPHD-UHFFFAOYSA-N Phenylpropanol Chemical compound CCC(O)C1=CC=CC=C1 DYUQAZSOFZSPHD-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- DEFUSPNGFCCTEU-UHFFFAOYSA-N dicyclohexylmethanol Chemical compound C1CCCCC1C(O)C1CCCCC1 DEFUSPNGFCCTEU-UHFFFAOYSA-N 0.000 description 2
- CATSNJVOTSVZJV-UHFFFAOYSA-N heptan-2-one Chemical compound CCCCCC(C)=O CATSNJVOTSVZJV-UHFFFAOYSA-N 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N naphthalene-acid Natural products C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- ZRSNZINYAWTAHE-UHFFFAOYSA-N p-methoxybenzaldehyde Chemical compound COC1=CC=C(C=O)C=C1 ZRSNZINYAWTAHE-UHFFFAOYSA-N 0.000 description 2
- WXPWZZHELZEVPO-UHFFFAOYSA-N (4-methylphenyl)-phenylmethanone Chemical compound C1=CC(C)=CC=C1C(=O)C1=CC=CC=C1 WXPWZZHELZEVPO-UHFFFAOYSA-N 0.000 description 1
- PIMNFNXBTGPCIL-UHFFFAOYSA-N 1-(2-bromophenyl)ethanone Chemical compound CC(=O)C1=CC=CC=C1Br PIMNFNXBTGPCIL-UHFFFAOYSA-N 0.000 description 1
- ZDOYHCIRUPHUHN-UHFFFAOYSA-N 1-(2-chlorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC=C1Cl ZDOYHCIRUPHUHN-UHFFFAOYSA-N 0.000 description 1
- QMATYTFXDIWACW-UHFFFAOYSA-N 1-(2-fluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC=C1F QMATYTFXDIWACW-UHFFFAOYSA-N 0.000 description 1
- ULMJQMDYAOJNCC-UHFFFAOYSA-N 1-(3-bromophenyl)ethanol Chemical compound CC(O)C1=CC=CC(Br)=C1 ULMJQMDYAOJNCC-UHFFFAOYSA-N 0.000 description 1
- JYAQYXOVOHJRCS-UHFFFAOYSA-N 1-(3-bromophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(Br)=C1 JYAQYXOVOHJRCS-UHFFFAOYSA-N 0.000 description 1
- UUWJBXKHMMQDED-UHFFFAOYSA-N 1-(3-chlorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(Cl)=C1 UUWJBXKHMMQDED-UHFFFAOYSA-N 0.000 description 1
- HCEKGPAHZCYRBZ-UHFFFAOYSA-N 1-(3-fluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1 HCEKGPAHZCYRBZ-UHFFFAOYSA-N 0.000 description 1
- WYECURVXVYPVAT-UHFFFAOYSA-N 1-(4-bromophenyl)ethanone Chemical compound CC(=O)C1=CC=C(Br)C=C1 WYECURVXVYPVAT-UHFFFAOYSA-N 0.000 description 1
- BUZYGTVTZYSBCU-UHFFFAOYSA-N 1-(4-chlorophenyl)ethanone Chemical compound CC(=O)C1=CC=C(Cl)C=C1 BUZYGTVTZYSBCU-UHFFFAOYSA-N 0.000 description 1
- ZDPAWHACYDRYIW-UHFFFAOYSA-N 1-(4-fluorophenyl)ethanone Chemical compound CC(=O)C1=CC=C(F)C=C1 ZDPAWHACYDRYIW-UHFFFAOYSA-N 0.000 description 1
- QCZZSANNLWPGEA-UHFFFAOYSA-N 1-(4-phenylphenyl)ethanone Chemical group C1=CC(C(=O)C)=CC=C1C1=CC=CC=C1 QCZZSANNLWPGEA-UHFFFAOYSA-N 0.000 description 1
- ABXGMGUHGLQMAW-UHFFFAOYSA-N 1-[3-(trifluoromethyl)phenyl]ethanone Chemical compound CC(=O)C1=CC=CC(C(F)(F)F)=C1 ABXGMGUHGLQMAW-UHFFFAOYSA-N 0.000 description 1
- HHAISVSEJFEWBZ-UHFFFAOYSA-N 1-[4-(trifluoromethyl)phenyl]ethanone Chemical compound CC(=O)C1=CC=C(C(F)(F)F)C=C1 HHAISVSEJFEWBZ-UHFFFAOYSA-N 0.000 description 1
- RIFKADJTWUGDOV-UHFFFAOYSA-N 1-cyclohexylethanone Chemical compound CC(=O)C1CCCCC1 RIFKADJTWUGDOV-UHFFFAOYSA-N 0.000 description 1
- PTTFLKHCSZSFOL-UHFFFAOYSA-N 2-(3-bromophenyl)ethanol Chemical compound OCCC1=CC=CC(Br)=C1 PTTFLKHCSZSFOL-UHFFFAOYSA-N 0.000 description 1
- CCHAJZURXPPHJU-UHFFFAOYSA-N 2-naphthalen-1-ylacetaldehyde Chemical compound C1=CC=C2C(CC=O)=CC=CC2=C1 CCHAJZURXPPHJU-UHFFFAOYSA-N 0.000 description 1
- LUJMEECXHPYQOF-UHFFFAOYSA-N 3-hydroxyacetophenone Chemical compound CC(=O)C1=CC=CC(O)=C1 LUJMEECXHPYQOF-UHFFFAOYSA-N 0.000 description 1
- BEOBZEOPTQQELP-UHFFFAOYSA-N 4-(trifluoromethyl)benzaldehyde Chemical compound FC(F)(F)C1=CC=C(C=O)C=C1 BEOBZEOPTQQELP-UHFFFAOYSA-N 0.000 description 1
- 229940073735 4-hydroxy acetophenone Drugs 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- XPNGNIFUDRPBFJ-UHFFFAOYSA-N alpha-methylbenzylalcohol Natural products CC1=CC=CC=C1CO XPNGNIFUDRPBFJ-UHFFFAOYSA-N 0.000 description 1
- 239000012295 chemical reaction liquid Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- TWXWPPKDQOWNSX-UHFFFAOYSA-N dicyclohexylmethanone Chemical compound C1CCCCC1C(=O)C1CCCCC1 TWXWPPKDQOWNSX-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000012280 lithium aluminium hydride Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B41/00—Formation or introduction of functional groups containing oxygen
- C07B41/02—Formation or introduction of functional groups containing oxygen of hydroxy or O-metal groups
-
- 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
- B01J31/24—Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
- B01J31/2404—Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/391—Physical properties of the active metal ingredient
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/143—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
- C07C29/145—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones with hydrogen or hydrogen-containing gases
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/001—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by modification in a side chain
- C07C37/002—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by modification in a side chain by transformation of a functional group, e.g. oxo, carboxyl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups
-
- 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
- B01J2231/60—Reduction reactions, e.g. hydrogenation
- B01J2231/64—Reductions in general of organic substrates, e.g. hydride reductions or hydrogenations
- B01J2231/641—Hydrogenation of organic substrates, i.e. H2 or H-transfer hydrogenations, e.g. Fischer-Tropsch processes
- B01J2231/643—Hydrogenation of organic substrates, i.e. H2 or H-transfer hydrogenations, e.g. Fischer-Tropsch processes of R2C=O or R2C=NR (R= C, H)
-
- 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
- B01J2531/824—Palladium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
本发明提供了一种利用钯纳米团簇催化加氢合成醇类化合物的方法,属于有机合成领域。该方法首先合成一种新的钯纳米团簇,以酮、醛及其衍生物为底物,经催化还原加氢得到相应的醇类化合物。该方法选择性好,反应条件温和,易操作,且催化剂可重复使用,为其实现工业化生产提供了可能,因此该方法具有很好应用前景。
Description
技术领域
本发明涉及一种用钯纳米团簇催化加氢合成醇类化合物的方法,属于有机合成领域。
背景技术
醇类化合物在有机合成领域是一类重要的有机化合物,其以羟基作为活性官能团,是合成许多重要精细化学品的中间体,广泛应用在药物、染料、农药、香料、表面活性剂、高分子材料等行业中。因此,醇类化合物的合成非常重要,人们对合成醇类化合物进行了大量研究。传统的合成方法一般使用高温高压加氢或加入硼氢化钠、氢化铝锂、乙硼烷等还原剂进行合成,但是这些方法存在一定的安全隐患,并且在反应过程中会产生大量废物,容易对环境造成污染,不符合绿色化学的发展要求。因此,研发一种操作简便、能够在环境友好且温和的状态下合成醇类化合物的方法具有重要的意义。
近年来的研究表明:把金属钯制成钯纳米团簇是提高钯催化活性的一个非常有效的途径,这是因为钯纳米团簇的比表面积大,活化中心多,有利于提高钯催化活性。
因此,开发出一种简单、高效的用钯纳米团簇催化加氢合成醇类化合物的方法具有实际应用价值。
发明内容
本发明的目的是提供一种用钯纳米团簇作为催化剂,简单、高效地合成醇类化合物的方法。
为实现本发明目的,先合成一种新的钯纳米团簇,以其作为催化剂,化合物酮、醛或其衍生物为反应底物,催化加氢得到对应的目标化合物醇。
具体通过如下步骤实现:
其中,R1,R2分别代表氢、苯基或取代苯基或烷基或环烷基或萘基或联苯基,且R1,R2不同时为氢。
取代苯基优选卤素、羟基、三氟甲基、甲氧基、C1-5烷基在苯环上单取代;烷基优选C1-10烷基;环烷基优选C3-6环烷基。
更优选:R1,R2其中之一为氢或C1-3烷基时,另一个取代基选自苯基或取代苯基或烷基或环烷基或萘基或联苯;所述取代苯基选自卤素、羟基、三氟甲基、甲氧基、C1-3烷基在苯环上单取代;所述烷基选自C1-10烷基;环烷基选自C3-6环烷基。
(1)烯丙基氯化钯二聚体[PdCl(C3H5)]2与二环己基膦氧化物在二氯甲烷中搅拌反应,反应结束后,经旋蒸,过滤得到钯前体配合物;将钯前体配合物{PdCl2[Cy2(O)H]2}溶解在H2O:二氯甲烷(DCM)(体积比=1:2)的混合溶剂中,冰浴冷却;将NaBH4溶解于甲醇溶液中,然后分批滴入反应体系中,反应结束后得到钯纳米团簇。所述的烯丙基氯化钯二聚体、二环己基膦氧化物的摩尔比为1:2.5;所述的钯前体配合物、硼氢化钠的摩尔比为1:1.5。
(2)反应瓶中加入酮、醛或其衍生物为底物,加入水溶剂及步骤(1)制得的钯纳米团簇,氢气作为氢源,常温常压下反应,反应结束后减压蒸馏除去溶剂,再经柱层析纯化得到醇类目标化合物。
本发明优点:
合成了一种新的钯纳米团簇,并使用该钯纳米团簇高效催化还原加氢合成醇类化合物,底物适应性强,选择性好,收率高,收率达87%以上,且反应条件温和,便于工业化生产,并且水做溶剂,符合绿色化学的要求,具有良好的应用前景。
具体实施方式
下面结合具体的实例对本发明作进一步的详细说明。
实施例1:钯纳米团簇的制备
向25mL反应瓶中添加烯丙基氯化钯二聚体[PdCl(C3H5)]2 366mg(1.0mmol),二环己基膦氧化物536mg(2.5mmol)和CH2Cl2(15mL),搅拌溶液5h,反应结束后,通过旋蒸除去一半溶剂,然后加入15mL正己烷,并在-20℃的冰箱中过夜。过滤后,得到黄色固体516mg(0.85mmol),即钯前体配合物,收率为85%;将钯前体配合物{PdCl2[Cy2(O)H]2}(0.3mmol,182mg)溶解在H2O:DCM(6mL:12mL)的混合溶剂中,并在冰浴中冷却至0℃。将NaBH4(18mg,0.45mmol,1.5eq)溶解于甲醇(10mL)溶液中,然后将其分批滴加至反应液中,室温下反应0.5h至反应充分。将反应液旋干、洗涤、真空下干燥后得到钯纳米团簇。
实施例2:1-苯乙醇的制备
在25ml反应瓶中加入2mmol底物苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-苯乙醇232mg(1.9mmol),收率:95%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.50(dd,J=4.0Hz,3H),2.52(s,1H),4.86-4.90(m,1H),7.29-7.32(m,1H),7.36-7.39(m,4H);13C NMR(100MHz,CDCl3)δ=25.17(s,CH3),70.34(s,CH),125.47(s,2CH),127.45(s,CH),128.51(s,2CH),145.89(s,C)。
实施例3:1-(4-甲基苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物4-甲基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(4-甲基苯基)-1-乙醇261mg(1.92mmol),收率:96%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.45(dd,J=4.0Hz,3H),2.12(br,1H),2.33(s,3H),4.80-4.84(m,1H),7.14(d,J=8Hz,2H),7.24(d,J=8Hz,2H);13C NMR(100MHz,CDCl3)δ=21.14(s,CH3),25.11(s,CH3),70.22(s,CH),125.41(s,2CH),129.18(s,2CH),137.13(s,C),142.94(s,C)。
实施例4:1-(2-甲基苯基)乙醇的制备
在25ml反应瓶中加入2mmol底物邻甲基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(2-甲基苯基)乙醇253mg(1.86mmol),收率:93%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.45(d,J=4.0Hz,3H),2.13(d,J=20.0Hz,1H),2.37(s,3H),5.11-5.15(m,1H),7.16-7.28(m,3H),7.54(d,J=8Hz,1H);13C NMR(100MHz,CDCl3)δ=18.94(s,CH3),23.95(s,CH3),66.79(s,CH),124.52(s,CH),126.39(s,CH),127.17(s,CH),130.38(s,CH),134.17(s,C),143.90(s,C)。
实施例5:1-(4-氯苯基)乙醇的制备
在25ml反应瓶中加入2mmol底物对氯苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(4-氯苯基)乙醇297mg(1.9mmol),收率:95%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.48(dd,J=8.0Hz,3H),2.12(br,1H),4.86-4.90(m,1H),7.28-7.34(m,4H);13C NMR(100MHz,CDCl3)δ=25.28(s,CH3),69.75(s,CH),126.82(s,2CH),128.61(s,2CH),133.06(s,C),144.25(s,C)。
实施例6:1-(3-氯苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物间氯苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(3-氯苯基)-1-乙醇294mg(1.88mmol),收率:94%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.42(dd,J=4.0Hz,3H),2.70(br,1H),4.78(br,1H),7.18-7.26(m,3H),7.32(s,1H);13C NMR(100MHz,CDCl3)δ=25.20(s,CH3),69.72(s,CH),123.58(s,CH),125.64(s,CH),127.50(s,CH),129.80(s,CH),134.31(s,C),147.88(s,C)。
实施例7:1-(2-氯苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物邻氯苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(2-氯苯基)-1-乙醇288mg(1.84mmol),收率:92%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.51(d,J=4.0Hz,3H),2.15(s,1H),5.39-5.33(m,1H),7.21-7.24(m,1H),7.30-7.35(m,2H),7.61(d,J=8Hz,1H);13C NMR(100MHz,CDCl3)δ=23.51(s,CH3),66.98(s,CH),126.42(s,CH),127.22(s,CH),128.41(s,CH),129.41(s,CH),131.65(s,C),143.07(s,C)。
实施例8:1-(4-溴苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物4-溴苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(4-溴苯基)乙醇394mg(1.96mmol),收率:98%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.46(dd,J=8.0Hz,3H),2.27(br,1H),4.84(s,1H),7.24(d,J=8.0Hz,2H),7.47(d,J=8.0Hz,2H);13CNMR(100MHz,CDCl3)δ=25.23(s,CH3),69.73(s,CH),121.14(s,C),127.18(s,2CH),131.55(s,2CH),144.79(s,C)。
实施例9:3-溴苯基甲基甲醇的制备
在25ml反应瓶中加入2mmol底物间溴苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到3-溴苯基甲基甲醇386mg(1.92mmol),收率:96%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.43(dd,J=4.0Hz,3H),2.88(s,1H),4.81(m,1H),7.19-7.28(m,2H),7.34-7.40(m,1H),7.51(d,J=2.0Hz,H);13C NMR(100MHz,CDCl3)δ=25.22(s,CH3),69.63(s,CH),122.57(s,C),124.08(s,CH),128.58(s,CH),130.11(s,CH),130.42(s,CH),148.15(s,C)。
实施例10:1-(2-溴苯基)乙醇的制备
在25ml反应瓶中加入2mmol底物邻溴苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(2-溴苯基)乙醇374mg(1.86mmol),收率:93%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.44(d,J=4.0Hz,3H),2.47(s,1H),5.19-5.21(m,1H),7.10(t,J=4.0Hz,1H),7.32(t,J=4.0Hz,1H),7.49(d,J=8.0Hz,1H),7.55(d,J=4Hz,1H);13C NMR(100MHz,CDCl3)δ=23.60(s,CH3),66.17(s,CH),121.70(s,C),126.70(s,CH),127.88(s,CH),128.78(s,CH),132.65(s,CH),144.65(s,C)。
实施例11:1-(4-氟苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物4-氟苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(4-氟苯基)乙醇266mg(1.9mmol),收率:95%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.45(d,J=4.0Hz,3H),2.56(m,1H),4.84-4.85(m,1H),7.02(d,J=4.0Hz,2H),7.30-7.33(m,2H);13CNMR(100MHz,CDCl3)δ=25.24(s,CH3),69.68(s,CH),115.21(d,JCF=17.0Hz,2CH),127.07(d,JCF=7.0Hz,2CH),141.54(d,JCF=2.0Hz,C),162.07(d,JCF=97.0Hz,C)。
实施例12:1-(3-氟苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物间氟苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(3-氟苯基)-1-乙醇260mg(1.86mmol),收率:93%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.41(dd,J=4.0Hz,3H),2.96(br,1H),4.78-4.81(m,1H),6.92(t,J=4.0Hz,1H),7.03-7.07(m,2H),7.24-7.28(m,1H);13C NMR(100MHz,CDCl3)δ=25.14(s,CH3),69.66(s,CH),112.31(d,JCF=17.0Hz,CH),114.13(d,JCF=17.0Hz,CH),120.99(d,JCF=2.0Hz,CH),129.95(d,JCF=7.0Hz,CH),148.56(d,JCF=10.0Hz,C),162.96(d,JCF=97.0Hz,C)。
实施例13:1-(2-氟苯基)-1-乙醇的制备
在25ml反应瓶中加入2mmol底物邻氟苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(2-氟苯基)-1-乙醇261mg(1.86mmol),收率:93%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.52(d,J=4.0Hz,3H),2.30(d,J=4.0Hz,H),5.18-5.23(m,1H),7.01-7.05(m,1H),7.15-7.18(m,H),7.24-7.28(m,1H),7.48-7.52(m,1H);13C NMR(100MHz,CDCl3)δ=24.00(s,CH3),64.49(s,CH),115.27(d,JCF=17.0Hz,CH),124.31(d,JCF=2.0Hz,CH),126.64(d,JCF=4.0Hz,CH),128.75(d,JCF=6.0Hz,CH),132.67(d,JCF=11.0Hz,C),159.97(d,JCF=100.0Hz,C)。
实施例14:4-甲氧基-α-甲基苯甲醇的制备
在25ml反应瓶中加入2mmol底物4-甲氧基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到4-甲氧基-α-甲基苯甲醇298mg(1.96mmol),收率:98%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.44(d,J=4.0Hz,3H),2.42(br,1H),3.78(d,J=8.0Hz,3H),479(br,1H),6.86(t,J=8Hz,2H),7.26(t,J=8Hz,2H);13C NMR(100MHz,CDCl3)δ=25.05(s,CH3),55.29(s,CH3),69.85(s,CH),113.81(s,2CH),126.70(s,2CH),138.12(s,C),158.89(s,C)。
实施例15:甲氧基二甲基苄甲醇的制备
在25ml反应瓶中加入2mmol底物邻甲基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到甲氧基二甲基苄甲醇277mg(1.82mmol),收率:91%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.53(d,J=4.0Hz,3H),2.74(br,1H),3.89(s,3H),5.12(q,J=4.0Hz,1H),6.91(d,J=8.0Hz,1H),6.99(t,J=4.0Hz,1H),7.26-7.29(m,1H),7.37(dd,J=4Hz,1H);13C NMR(100MHz,CDCl3)δ=22.89(s,CH3),55.27(s,CH3),66.52(s,CH),110.44(s,CH),120.82(s,CH),126.11(s,CH),128.31(s,CH),133.46(s,C),156.55(s,C)。
实施例16:1-(4-羟基苯)乙醇的制备
在25ml反应瓶中加入2mmol底物4-羟基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(4-羟基苯)乙醇246mg(1.78mmol),收率:89%。核磁数据:1H NMR(400MHz,DMSO)δ=1.27(d,J=4.0Hz,3H),4.59-4.64(m,1H),4.94(d,J=4.0Hz,1H),6.69(d,J=4.0Hz,2H),7.13(d,J=8Hz,2H),9.20(s,1H);13C NMR(100MHz,DMSO)δ=26.42(s,CH3),68.25(s,CH),115.11(s,2CH),126.90(s,2CH),138.14(s,C),156.43(s,C)。
实施例17:1-(3-羟基苯基)乙醇的制备
在25ml反应瓶中加入2mmol底物间羟基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(3-羟基苯基)乙醇51mg(1.82mmol),收率:91%。核磁数据:1H NMR(400MHz,DMSO)δ=1.28(d,J=4.0Hz,3H),4.60-4.65(m,1H),5.06(d,J=4.0Hz,1H),6.60(dd,J=4.0Hz,1H),6.73(d,J=4.0Hz,1H),6.78(s,1H),7.08(t,J=4.0Hz,1H),9.25(s,1H);13C NMR(100MHz,DMSO)δ=26.43(s,CH3),68.50(s,CH),112.62(s,CH),113.82(s,CH),116.71(s,CH),129.35(s,CH),149.49(s,C),157.62(s,C)。
实施例18:1-(1-萘)乙醇的制备
在25ml反应瓶中加入2mmol底物1-萘乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(1-萘)乙醇327mg(1.92mmol),收率:96%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.68(dd,J=4.0Hz,3H),2.21(br,1H),5.65-5.69(m,1H),7.49-7.57(m,3H),7.69(d,J=4.0Hz,1H),7.81(d,J=8.0Hz,1H),7.91(dd,J=8.0Hz,1H),8.13(d,J=8.0Hz,1H);13C NMR(100MHz,CDCl3)δ=24.38(s,CH3),67.11(s,CH),122.03(s,CH),123.21(s,CH),125.59(s,2CH),127.95(s,CH),128.93(s,CH),130.29(s,C),133.82(s,C),141.40(s,C)。
实施例19:1-[4-(三氟甲基)苯基]乙醇的制备
在25ml反应瓶中加入2mmol底物4-三氟甲基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-[4-(三氟甲基)苯基]乙醇373mg(1.96mmol),收率:98%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.49(d,J=4.0Hz,3H),2.48(br,1H),4.92-4.95(m,1H),7.47(d,J=4.0Hz,2H),7.61(d,J=8.0Hz,2H);13C NMR(100MHz,CDCl3)δ=25.32(s,CH3),69.78(s,CH),115.21(d,JCF=17.0Hz,2CH),124.18(q,JCF=216Hz,JCF=217Hz,C),125.42(q,JCF=3Hz,JCF=3Hz,2CH),125.65(s,2CH),129.59(q,JCF=26Hz,JCF=25Hz,C),149.69(s,C)。
实施例20:1-[4-(三氟甲基)苯基]乙醇的制备
在25ml反应瓶中加入2mmol底物间三氟甲基苯乙酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-[4-(三氟甲基)苯基]乙醇357mg(1.88mmol),收率:94%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.52-1.54(m,3H),2.14(br,1H),4.90-5.00(m,1H),7.46-7.49(t,J=8.0Hz,1H),7.54-7.58t,J=8.0Hz,2H),7.67(s,1H);13C NMR(100MHz,CDCl3)δ=25.35(s,CH3),69.83(s,CH),122.20(q,JCF=3Hz,JCF=3Hz,CH),124.16(d,JCF=17.0Hz,C),124.22(q,JCF=3Hz,JCF=3Hz,CH),128.87(s,CH),128.94(s,CH),130.80(q,JCF=25Hz,JCF=26Hz,C),146.71(s,C)。
实施例21:1-(4-联联苯基)乙醇的制备
在25ml反应瓶中加入2mmol底物4-乙酰联苯和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-(4-联联苯基)乙醇377mg(1.9mmol),收率:95%。核磁数据:1H NMR(400MHz,CDCl3)δ=1.57(d,J=4.0Hz,3H),1.89(s,1H),4.97-5.01(m,1H),7.38(t,J=4.0Hz,1H),7.45-7.49(m,4H),7.61-7.63(m,4H);13C NMR(100MHz,CDCl3)δ=25.18(s,CH3),70.21(s,CH),125.88(s,2CH),127.11(s,2CH),127.30(s,3CH),128.79(s,2CH),140.49(s,C),140.88(s,C),144.83(s,C)。
实施例22:4-甲基二苯甲醇的制备
在25ml反应瓶中加入2mmol底物4-甲基二苯甲酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到4-甲基二苯甲醇380mg(1.94mmol),收率:97%。核磁数据:1H NMR(400MHz,CDCl3)δ=2.28(br,1H),2.37(s,3H),5.84(s,1H),7.18(d,J=8.0Hz,2H),7.29(d,J=8.0Hz,3H),7.36(t,J=4.0Hz,2H),7.41(d,J=8.0Hz,2H);13C NMR(100MHz,CDCl3)δ=21.15(s,CH3),76.12(s,CH),126.48(s,2CH),126.55(s,2CH),127.49(s,CH),128.49(s,2CH),129.22(s,2CH),137.32(s,C),140.96(s,C),143.96(s,C)。
实施例23:1-苯丙醇的制备
在25ml反应瓶中加入2mmol底物2-甲基乙酰苯和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-苯丙醇258mg(1.9mmol),收率:95%。核磁数据:1H NMR(400MHz,CDCl3)δ=0.94(t,J=8.0Hz,3H),1.73-1.78(m,2H),2.00(s,1H),4.60-4.63(m,1H),7.28-7.38(m,5H);13C NMR(100MHz,CDCl3)δ=10.17(s,CH3),30.19(s,CH2),76.04(s,CH),126.00(s,2CH),127.52(s,CH),128.42(s,2CH),144.65(s,C)。
实施例24:二环己基甲醇的制备
在25ml反应瓶中加入2mmol底物二环己基甲酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,气相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到二环己基甲醇342mg(1.74mmol),收率:87%。核磁数据:1H NMR(400MHz,CDCl3)δ=0.99-0.31(m,11H),1.41-1.48(m,2H),1.57-1.85(m,12H),3.06(br,1H);13C NMR(100MHz,CDCl3)δ=26.19(s,2CH2),26.51(s,2CH2),26.56(s,2CH2),27.34(s,2CH2),30.00(s,2CH2),39.86(s,2CH),80.45(s,CH)。
实施例25:1-环己基乙醇的制备
在25ml反应瓶中加入2mmol底物乙酰基环己烷和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,气相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到1-环己基乙醇236mg(1.84mmol),收率:92%。核磁数据:1H NMR(400MHz,CDCl3)δ=0.93-1.06(m,2H),1.13-1.22(m,7H),1.45(br,1H),1.68(d,J=8.0Hz,2H),1.76-1.79(m,2H),1.86(d,J=12.0Hz,1H),3.53-3.58(m,1H);13C NMR(100MHz,CDCl3)δ=23.39(s,CH3),26.14(s,CH2),26.24(s,CH2),26.52(s,CH2),28.37(s,CH2),28.71(s,CH),45.13(s,CH),80.45(s,CH)。
实施例26:2-庚醇的制备
在25ml反应瓶中加入2mmol底物2-庚酮和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,气相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到2-庚醇211mg(1.82mmol),收率:91%。核磁数据:1H NMR(400MHz,CDCl3)δ=0.90(t,J=8.0Hz,3H),1.8(d,J=4.0Hz,3H),1.30-1.46(m,9H),1.61(s,2H),3.77-3.81(m,1H);13C NMR(100MHz,CDCl3)δ=14.01(s,CH3),22.62(s,CH2),23.43(s,CH2),25.44(s,CH2),31.85(s,CH2),39.32(s,CH3),68.14(s,CH)。
实施例27:4-甲氧基苄醇的制备
在25ml反应瓶中加入2mmol底物4-甲氧基苯甲醛和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到4-甲氧基苄醇273mg(1.98mmol),收率:99%。核磁数据:1H NMR(400MHz,CDCl3)δ=2.29(s,1H),3.81(s,3H),4.59(s,2H),6.90(d,J=8Hz,2H),7.28(d,J=4Hz,2H);13C NMR(100MHz,CDCl3)δ=55.31(s,CH3),64.88(s,CH),113.92(s,2CH),128.67(s,2CH),133.17(s,C),159.13(s,C)。
实施例28:4-(三氟甲基)苄醇的制备
在25ml反应瓶中加入2mmol底物4-三氟甲基苯甲醛和10ml溶剂水,1mg本发明制备的钯纳米团簇;搅拌下通入适量的H2,反应15h左右,液相检测反应进程,反应完全后用乙酸乙酯萃取,有机相用无水硫酸镁干燥,减压蒸馏除去溶剂乙酸乙酯,通过柱层析纯化得到4-(三氟甲基)苄醇335mg(1.9mmol),收率:95%。核磁数据:1H NMR(400MHz,CDCl3)δ=2.82(s,1H),4.71(s,2H),7.44(d,J=8.0Hz,2H),7.60(d,J=4.0Hz,2H);13C NMR(100MHz,CDCl3)δ=64.28(s,CH2),124.16(q,JCF=217Hz,JCF=216Hz,C),125.41(q,JCF=3Hz,JCF=3Hz,2CH),126.81(s,2CH),129.72(q,JCF=25Hz,JCF=26Hz,C),144.66(s,C)。
Claims (3)
1.一种合成醇类化合物的方法,其特征在于,其通过如下方法实现:
其中,R1,R2分别代表氢、苯基或取代苯基或烷基或环烷基或萘基或联苯基,且R1,R2不同时为氢;所述取代苯基选自卤素、羟基、三氟甲基、甲氧基、C1-5烷基在苯环上单取代;所述烷基选自C1-10烷基;环烷基选自C3-6环烷基;
(1)烯丙基氯化钯二聚体[PdCl(C3H5)]2与二环己基膦氧化物在二氯甲烷中搅拌反应,反应结束后,经旋蒸,过滤得到钯前体配合物{PdCl2[Cy2(O)H]2};将钯前体配合物{PdCl2[Cy2(O)H]2}溶解在H2O:DCM的混合溶剂中,冰浴冷却;将NaBH4溶解于甲醇溶液中,然后分批滴入反应体系中,反应结束后得到钯纳米团簇;
(2)反应瓶中加入酮、醛或其衍生物为底物,加入水溶剂及步骤(1)制得的钯纳米团簇,氢气作为氢源,常温常压下反应,反应结束后,减压蒸馏除去溶剂,再经柱层析纯化得到目标醇类化合物。
2.根据权利要求1所述的合成醇类化合物的方法,其特征在于,所述的烯丙基氯化钯二聚体、二环己基膦氧化物的摩尔比为1:2.5;所述的钯前体配合物、硼氢化钠的摩尔比为1:1.5。
3.根据权利要求1或2所述的合成醇类化合物的方法,其特征在于,R1,R2其中之一为氢或C1-3烷基时,另一个取代基选自苯基或取代苯基或烷基或环烷基或萘基或联苯;所述取代苯基选自卤素、羟基、三氟甲基、甲氧基、C1-3烷基在苯环上单取代;所述烷基选自C1-10烷基;环烷基选自C3-6环烷基。
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