WO2005087741A1 - パイ電子系拡張ビオローゲン誘導体とポルフィリンとの超分子錯体を用いる光電荷分離 - Google Patents
パイ電子系拡張ビオローゲン誘導体とポルフィリンとの超分子錯体を用いる光電荷分離 Download PDFInfo
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- WO2005087741A1 WO2005087741A1 PCT/JP2005/004134 JP2005004134W WO2005087741A1 WO 2005087741 A1 WO2005087741 A1 WO 2005087741A1 JP 2005004134 W JP2005004134 W JP 2005004134W WO 2005087741 A1 WO2005087741 A1 WO 2005087741A1
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- Prior art keywords
- supramolecular complex
- porphyrin
- extended
- supramolecular
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- 150000004032 porphyrins Chemical class 0.000 title claims abstract description 42
- 238000000926 separation method Methods 0.000 title abstract description 9
- -1 3,5-di-i-butylphenyl Chemical group 0.000 claims description 25
- 229910052739 hydrogen Inorganic materials 0.000 claims description 24
- 239000001257 hydrogen Substances 0.000 claims description 22
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 19
- 239000003361 porogen Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 239000011941 photocatalyst Substances 0.000 claims description 12
- 108010059332 Photosynthetic Reaction Center Complex Proteins Proteins 0.000 claims description 11
- 239000003054 catalyst Substances 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 9
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 229910052697 platinum Inorganic materials 0.000 claims description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 7
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzenecarbonitrile Natural products N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 claims description 6
- 230000002194 synthesizing effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- JFDZBHWFFUWGJE-KWCOIAHCSA-N benzonitrile Chemical group N#[11C]C1=CC=CC=C1 JFDZBHWFFUWGJE-KWCOIAHCSA-N 0.000 claims description 3
- 125000005842 heteroatom Chemical group 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 2
- 230000027756 respiratory electron transport chain Effects 0.000 abstract description 13
- 230000003993 interaction Effects 0.000 abstract description 11
- 125000001072 heteroaryl group Chemical group 0.000 abstract description 6
- 238000006276 transfer reaction Methods 0.000 abstract description 6
- 230000005281 excited state Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 125000005493 quinolyl group Chemical group 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000000862 absorption spectrum Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 125000004076 pyridyl group Chemical group 0.000 description 5
- 125000001424 substituent group Chemical group 0.000 description 5
- 230000001052 transient effect Effects 0.000 description 5
- 238000003473 flash photolysis reaction Methods 0.000 description 3
- 125000005647 linker group Chemical group 0.000 description 3
- 230000001443 photoexcitation Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 125000000339 4-pyridyl group Chemical group N1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 description 2
- 238000005684 Liebig rearrangement reaction Methods 0.000 description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- 238000004577 artificial photosynthesis Methods 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N butadiene group Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 125000005956 isoquinolyl group Chemical group 0.000 description 2
- 150000004033 porphyrin derivatives Chemical class 0.000 description 2
- 125000000168 pyrrolyl group Chemical group 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000001308 synthesis method Methods 0.000 description 2
- 238000002371 ultraviolet--visible spectrum Methods 0.000 description 2
- 125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 125000003349 3-pyridyl group Chemical group N1=C([H])C([*])=C([H])C([H])=C1[H] 0.000 description 1
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
- BOPGDPNILDQYTO-NNYOXOHSSA-L NADH(2-) Chemical compound C1=CCC(C(=O)N)=CN1[C@H]1[C@H](O)[C@H](O)[C@@H](COP([O-])(=O)OP([O-])(=O)OC[C@@H]2[C@H]([C@@H](O)[C@@H](O2)N2C3=NC=NC(N)=C3N=C2)O)O1 BOPGDPNILDQYTO-NNYOXOHSSA-L 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical group [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001460 carbon-13 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910003472 fullerene Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001254 matrix assisted laser desorption--ionisation time-of-flight mass spectrum Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000001434 methanylylidene group Chemical group [H]C#[*] 0.000 description 1
- 229930027945 nicotinamide-adenine dinucleotide Natural products 0.000 description 1
- BOPGDPNILDQYTO-NNYOXOHSSA-N nicotinamide-adenine dinucleotide Chemical compound C1=CCC(C(=O)N)=CN1[C@H]1[C@H](O)[C@H](O)[C@@H](COP(O)(=O)OP(O)(=O)OC[C@@H]2[C@H]([C@@H](O)[C@@H](O2)N2C3=NC=NC(N)=C3N=C2)O)O1 BOPGDPNILDQYTO-NNYOXOHSSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002510 pyrogen Substances 0.000 description 1
- 150000005839 radical cations Chemical class 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
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- 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
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0239—Quaternary ammonium compounds
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/311—Phthalocyanine
-
- 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
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0244—Nitrogen containing compounds with nitrogen contained as ring member in aromatic compounds or moieties, e.g. pyridine
-
- 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
- B01J31/1616—Coordination complexes, e.g. organometallic complexes, immobilised on an inorganic support, e.g. ship-in-a-bottle type catalysts
-
- 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
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1805—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
- B01J31/181—Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
- B01J31/1815—Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine with more than one complexing nitrogen atom, e.g. bipyridyl, 2-aminopyridine
-
- 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
- B01J35/39—Photocatalytic properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/16—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing only one pyridine ring
- C07D213/20—Quaternary compounds thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/04—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to the ring carbon atoms
- C07D215/10—Quaternary compounds
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/22—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains four or more hetero rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/60—Reduction reactions, e.g. hydrogenation
- B01J2231/62—Reductions in general of inorganic substrates, e.g. formal hydrogenation, e.g. of N2
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- 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
- B01J2531/0238—Complexes comprising multidentate ligands, i.e. more than 2 ionic or coordinative bonds from the central metal to the ligand, the latter having at least two donor atoms, e.g. N, O, S, P
- B01J2531/0241—Rigid ligands, e.g. extended sp2-carbon frameworks or geminal di- or trisubstitution
- B01J2531/025—Ligands with a porphyrin ring system or analogues thereof, e.g. phthalocyanines, corroles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01J2531/828—Platinum
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a supramolecular complex of a pi-electron extended porogen and porphyrin.
- the present invention also relates to a photocharge separation method using the supramolecular complex.
- the supramolecular complex of the present invention is useful as an artificial photosynthetic reaction center molecule.
- Non-Patent Document 1 discloses a compound in which porphyrin and fullerene are linked by a covalent bond.
- Non-Patent Document 1 Phys.Chem.A 2002, 106, 3243-3252 Disclosure of the invention
- An object of the present invention is to achieve high-efficiency and long-life charge separation by using a supramolecular complex utilizing weak ⁇ - ⁇ interaction.
- the present inventors have conducted intensive studies and have found that a supramolecular complex is formed in benzo-tolyl by weak ⁇ - ⁇ interaction between the ⁇ -electron extended porogen, which is an acceptor, and porphyrin, which is a donor. I found it.
- photoelectron transfer reaction unexpectedly, photoinduced electron transfer from the singlet excited state of the porphyrin to the extended porogen occurred efficiently in this supramolecular complex, and it took more than 1 millisecond. A long-lasting charge separation state was obtained.
- the present invention provides the following supramolecular complex, a method for synthesizing the supramolecular complex, an element for converting light into electric energy, and the like.
- R 1 and R 2 are independently hydrogen or alkyl having 112 carbon atoms
- Het 1 and Het 2 are Heteroariru independently, the Heteroariru each comprise a nitrogen atom as a hetero atom in the ring, the nitrogen atom of Het 1 is linked to R 1, the nitrogen atom of the Het 2 Is bound to R 2 and
- n 2 or 3
- Item 9 The method according to Item 8, wherein the solvent is benzonitrile.
- Item 4 The material for an artificial photosynthetic reaction center having the supramolecular complex power according to item 1 above.
- Item 2 A hydrogen generation photocatalyst comprising the supramolecular complex according to the above item 1 and a platinum catalyst.
- a method for synthesizing hydrogen comprising a step of irradiating water with light in the presence of a hydrogen generating photocatalyst including a molecule serving as an electron source and the supramolecular complex according to item 1 and a platinum catalyst, Method.
- An element for converting light into electric current comprising a supramolecular complex laminated on a conductive substrate, wherein the supramolecular complex is the supramolecular complex according to item 1 above.
- a supramolecular complex formed by weak ⁇ - ⁇ interaction.
- This supramolecular complex can generate a very long-lived charge-separated state by photoexcitation. Therefore, the supramolecular complex of the present invention can be easily applied to a light energy conversion system.
- the present invention achieves the function as an artificial photosynthesis reaction center for the first time by using a supramolecular complex utilizing weak ⁇ - ⁇ interaction, and can be easily expanded to a more complex system. Yes, much better than those using conventional covalent bonds.
- the extended porogen is capable of generating hydraulic hydrogen when reduced by one electron, it can be applied as a hydrogen generating photocatalyst by combining the supramolecular complex of the present invention with a platinum catalyst. It is.
- FIG. 1 UV-vis absorption spectra of P-l in the presence (6 X 10- 7 M) of PhCN BHV 2+ at various concentrations (0- 5 X 10- 3 M) Is shown.
- FIG. 2 is in degassing PhCN in 298K measured after s laser excitation at 430nm, BHV 2+ (5. 0 X 10- 3 M) in the presence of P- 1 (2. 0 shows the transient absorption spectra of X 10- 6 M).
- FIG. 3 shows the 640 nm wavelength due to the CS state obtained during nanosecond flash photolysis using different laser powers (10 mJ, 2.23 ⁇ 4 [and 0.5 mj) at 298 K in degassed PhCN. 2 shows the time profile of absorption.
- FIG. 4 shows a first order plot (10 niJ, 2.2 mJ and .5 mJ) for the absorption decay at 620 nm.
- the porphyrin used in the present invention may be an unsubstituted porphyrin without impairing the performance as a vorphyrin, and may have any substituent in the range! /.
- any substituent in the range! / For example, at positions 5, 10, 15, and 20 in the porphyrin, i.e., at the carbon atom of the methine group between the pyrrole and pyrrole rings, alkyl, aryl or alkyl-substituted aryl or halogen-substituted as substituents. Reels.
- This substituent is preferably a file or a substituted file, more preferably a file or an alkyl-substituted file or a halogen-substituted file, and further preferably a file or a substituted file. It is a dialkyl-substituted phenyl or dichloro-substituted phenol, particularly preferably phenyl or 3,5-ditert-butylphenyl or 2,6-dichlorophenyl. It is preferable that the porphyrins at positions 5, 10, 15, and 20 all have the same substituent, but if necessary, two to four types of substituents may be substituted at positions 5, 10, 15, and 15. And 2 It may be introduced in four places in the 0th place.
- the porphyrin used in the present invention has two hydrogen atoms in the center surrounded by its four pyrrole rings, such as P-1 to P-4. Although those having a metal atom (for example, a zinc atom) at the center thereof are preferable.
- the extended porogen used in the present invention refers to an alkyl-substituted heteroaryl and an alkyl-substituted heteroaryl that are linked by a linking group capable of forming a conjugated system of ⁇ electrons, and the two heteroaryl rings and the linking group are combined.
- a linking group capable of forming a conjugated system of ⁇ electrons, and the two heteroaryl rings and the linking group are combined.
- R 1 and R 2 are independently hydrogen or alkyl having 1 to 20 carbon atoms. It is preferably an alkyl having 2 to 15 carbon atoms, more preferably an alkyl having 4 to 12 carbon atoms, and further preferably an alkyl having 6 to 10 carbon atoms. In one preferred embodiment, it is C 6 alkyl.
- the alkyl may be straight-chain or branched. Note that R 1 and R 2 may be the same or different. It is also preferable that R 1 and R 2 are the same in terms of ease of synthesis.
- Het 1 and Het 2 are independently heteroaryls, each of which contains a nitrogen atom as a heteroatom in its ring.
- Het 1 and Het 2 are preferably pyridyl or a condensed ring obtained by condensing a pyridyl with a phenol ring (for example, quinolyl, isoquinolyl, benzo [h] isoquinolinyl and the like). More preferred are pyridyl and quinolyl, and even more preferred is pyridyl.
- pyridyl may be a shift of 2 pyridyl, 3 pyridyl, or 4-pyridyl.
- One preferred! / is 4 pyridyl.
- the quinolyl is 2-quinolyl, 3-quinolyl, 4-quinolyl, 5-quinolyl, or 6-quinolyl.
- quinolyl More preferably, it is 2-quinolyl or 4-quinolyl.
- the isoquinolyl may be any of 1-isoquinolyl, 3-isoquinolyl, 4-isoquinolyl, 5-isoquinolyl, 6-isoquinolyl, 7-isoquinolyl, and 8-isoquinolyl. Preferably it is 1 quinolyl, 3 quinolyl, or 4 quinolyl.
- Het 1 and Het 2 may be the same or different. If Het 1 and Het 2 are the same, synthesis is easy.
- the nitrogen atom of Het 1 is bonded to R 1 .
- the nitrogen atom of Het 2 is bonded to R 2 .
- n 2 or 3. In one preferred embodiment, n is 2.
- the extended porogen can be synthesized by any known method. For example, P. Car sky et al., Liebigs Ann. Chem. 1980, 291-304, use Het—CH—P + Ph as raw material.
- an extended porogen may be sometimes described as a viologen derivative, but is not limited to a compound that is induced by viologen force. Can be synthesized using any heteroaryl conjugate as a raw material.
- the solvent used in the method of the present invention is not particularly limited as long as the porphyrins as the raw materials and the extended viologen can be dissolved.
- it is benzonitrile.
- Porphyrins and extended porogens can form supramolecular complexes by mixing in an appropriate solvent.
- the concentration of the extended Piorogen the time of mixing is not particularly limited, preferably 1 X 10- 5 M Or more, and more preferably not 1 X 10- 4 M or more, and particularly preferably 1 X 10- 3 M or more. Also, preferably not more than 1 X 10-M, more preferably not more than 5 X 10- 2 M, particularly preferably not more than 1 X 10- 2 M. If the concentration is too low, the yield of the resulting supramolecular complex will be low. If the concentration is too high, it will be difficult to dissolve the extended viologen.
- the concentration of the porphyrin at the time of mixing is not particularly limited, preferably a on 1 X 10- 9 M or less, more preferably at 1 X 10- 8 M or more, particularly preferably 1 X it is 10- 7 M or more. Also, preferably, not more than 1 X 10- 4 M, more preferably, not more than 1 X 10- 5 M, particularly preferably not more than 1 X 10- 6 M. If the concentration is too low, the yield of the resulting supramolecular complex will be low. If the concentration is too high, it will be difficult to dissolve the porphyrin.
- the mixing molar ratio of the porphyrin and the extended porogen is not particularly limited, and the porphyrin and the extended porogen can be mixed at any molar ratio. Preferably, there is a large excess of extended porogen relative to porphyrin.
- extension Piorogen is 1 X 10 Mauroux 1 X 10 5 moles, more preferably tool 1 X 10 2 Mauroux 1 X 10 4 mol and more preferably tool 1 X 10 3 Mauroux 5 X 10 3 moles More preferred.
- the supramolecular complex of the present invention can perform a photoinduced electron transfer reaction.
- the photoinduced electron transfer reaction of the supramolecular complex can be confirmed by a method described in Examples described later.
- a light energy conversion material refers to a material that converts light into electric energy.
- the light energy conversion material can be used for elements such as a solar cell and a photosensor, and an element having excellent performance can be obtained by using the material of the present invention according to a known manufacturing method. Can be manufactured.
- the supramolecular complex of the present invention can be used as a material for an artificial photosynthetic reaction center.
- an artificial photosynthetic reaction center in which an electron donor molecule and an electron acceptor molecule are covalently bonded. Materials for the reaction are known, but the supramolecular complex of the present invention can be used as an artificial photosynthetic reaction center in the same manner as such a conventional material for an artificial photosynthetic reaction center.
- the supramolecular complex of the present invention can be used for a hydrogen generation photocatalyst.
- a hydrogen generating photocatalyst combining a water reduction catalyst and a porphyrin derivative has been known.
- the present invention has been proposed.
- a hydrogen generating photocatalyst can be obtained by stacking a platinum catalyst on a substrate such as glass and further stacking a supramolecular complex thereon.
- the supramolecular complex of the present invention can be used for a hydrogen synthesis method. For example, by irradiating water with light in the presence of a hydrogen generating photocatalyst containing a molecule and a supramolecular complex serving as an electron source and a platinum catalyst, hydrogen in which water is reduced can be generated.
- a molecule serving as an electron source any compound molecule capable of giving an electron to an excited state of a photocatalyst can be used.
- analogs of dihydronicotinamide adenine dinucleotide (NADH), which is an important electron source in the living body, such as 1-benzyl-1,4-dihydro-totinamide can be used.
- the supramolecular complex of the present invention can be effectively used as a material for a conventionally known device that converts light into electric current.
- it can be used as a material for a photoelectric conversion element.
- the configuration of the element any conventionally known configuration can be adopted. For example, by stacking a supramolecular complex on a conductive substrate, an element that converts light into current can be obtained.
- the P-1-P-4 porphyrin was synthesized according to literature methods and characterized by 13 C NMR spectrum and MALDI-TOF MS spectrum.
- Extended piologen (BHV 2+ ) was also synthesized according to the method of the literature (P. Carsky et al., Liebigs Ann. Chem. 1980, 291-304).
- Viologen (HV 2+ ) was also synthesized according to literature methods.
- the transient absorption band observed in FIG. 2 coincides with the superposition of the absorption band caused by the porphyrin radical cation in PhCN and the BHV 2+ absorption band. Therefore, the transient absorption spectrum in Fig. 2 shows the porphyrin BHV 2+ ⁇ ⁇ ⁇ old CS state due to photoinduced electron transfer to the singlet excited state force BHV 2+ in the supramolecular complex.
- FIG. 3 shows the time profile of the 640 nm absorption due to the CS state obtained during nanosecond flash photolysis using different laser powers (10 mJ, 2.2 mJ, and 0.5 mJ) at 298 K in degassed PhCN. Is shown.
- FIG. 4 shows first-order plots (10 niJ, 2.2 mJ, and 0.5 mJ) of the absorption attenuation at 620 nm. Primary plots of the various initial CS concentrations gave linear correlations with the same slope.
- this decay process is caused by the reverse electron transfer in the supramolecular complex, which is different from the intermolecular reverse electron transfer between the vorphyrin radical cation generated by the intermolecular photoinduced electron transfer and BHV +.
- the lifetime of the CS state of the porphyrin (P-1)- ⁇ 2+ ⁇ complex was determined to be 1.4 ms at 298 ° in PhCN. This is the longest CS state lifetime reported for donna receptor dyads covalently or non-covalently bound in solution. Therefore, this system is widely applicable for the development of efficient solar energy conversion system.
- the present invention is the first example in which a supramolecular complex formed by ⁇ - ⁇ interaction generates an extremely long-lived charge-separated state by photoexcitation, and a system that facilitates application to a light energy conversion system As important.
- Viologen is capable of generating hydraulic hydrogen when reduced by one electron in terms of energy, and thus can be used as a hydrogen generating photocatalyst by combining it with a platinum catalyst.
- the present invention which has exemplified the present invention using the preferred embodiment of the present invention should not be construed as being limited to this embodiment. It is understood that the scope of the present invention should be construed only by the appended claims. It is understood that those skilled in the art can implement equivalent ranges based on the description of the present invention and common general knowledge from the description of the specific preferred embodiments of the present invention. Patents, patent applications, and references cited herein should be incorporated by reference in their entirety, as if the content itself were specifically described herein. Is understood.
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Abstract
Description
Claims
Priority Applications (2)
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EP05720405A EP1724261A4 (en) | 2004-03-10 | 2005-03-09 | PHOTOCHARGE SEPARATION USING SUPRAMOLECULAR COMPLEX VIOLOGICAL DERIVATIVE PI-ELECTRON AND PORPHYRIN |
US10/592,037 US8436242B2 (en) | 2004-03-10 | 2005-03-09 | Photocharge separation using supramolecular complex of π-electron type extended viologen derivative and porphyrin |
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JP2004068247A JP4201339B2 (ja) | 2004-03-10 | 2004-03-10 | パイ電子系拡張ビオローゲン誘導体とポルフィリンとの超分子錯体を用いる光電荷分離 |
JP2004-068247 | 2004-03-10 |
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EP (1) | EP1724261A4 (ja) |
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CN114907416B (zh) * | 2022-05-17 | 2024-01-02 | 西安交通大学 | 一类含硒紫精坠饰的配位金属大环超分子及其合成方法和应用 |
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JP2000261016A (ja) * | 1999-03-11 | 2000-09-22 | Japan Science & Technology Corp | 光合成型有機太陽電池 |
JP2001097977A (ja) * | 1999-09-30 | 2001-04-10 | Univ Tokyo | 包摂超分子錯体のホスト化合物および包摂超分子錯体 |
JP2002025635A (ja) * | 2000-07-05 | 2002-01-25 | Japan Science & Technology Corp | アンテナ化合物及び電荷分離型化合物を電極上に混合自己組織化単分子膜として集積した光エネルギー・電気エネルギー変換系 |
JP2003036896A (ja) * | 2001-07-19 | 2003-02-07 | Japan Science & Technology Corp | ポルフィリン・フラーレン連結分子により化学修飾されたito電極を用いた光エネルギー・電気エネルギー変換系 |
JP2005060304A (ja) * | 2003-08-12 | 2005-03-10 | National Institute Of Advanced Industrial & Technology | 機能性金属錯体素子 |
JP2005111298A (ja) * | 2003-10-02 | 2005-04-28 | Universal Line Kk | 有機性廃棄物処理装置及び方法 |
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EP1180774B1 (en) * | 2000-08-15 | 2006-10-11 | Fuji Photo Film Co., Ltd. | Photoelectric conversion device and method for producing same |
JP4000310B2 (ja) | 2003-10-02 | 2007-10-31 | 独立行政法人科学技術振興機構 | 光エネルギー変換触媒 |
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2005
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- 2005-03-09 US US10/592,037 patent/US8436242B2/en not_active Expired - Fee Related
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JP2000261016A (ja) * | 1999-03-11 | 2000-09-22 | Japan Science & Technology Corp | 光合成型有機太陽電池 |
JP2001097977A (ja) * | 1999-09-30 | 2001-04-10 | Univ Tokyo | 包摂超分子錯体のホスト化合物および包摂超分子錯体 |
JP2002025635A (ja) * | 2000-07-05 | 2002-01-25 | Japan Science & Technology Corp | アンテナ化合物及び電荷分離型化合物を電極上に混合自己組織化単分子膜として集積した光エネルギー・電気エネルギー変換系 |
JP2003036896A (ja) * | 2001-07-19 | 2003-02-07 | Japan Science & Technology Corp | ポルフィリン・フラーレン連結分子により化学修飾されたito電極を用いた光エネルギー・電気エネルギー変換系 |
JP2005060304A (ja) * | 2003-08-12 | 2005-03-10 | National Institute Of Advanced Industrial & Technology | 機能性金属錯体素子 |
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SHELNUTT J.A. ET AL: "Electronic Structure of the Porphyrin Ring in an Electrostatically Bound pi-pi Xomplex. Methylviologen-Metallouroporphyrin Compexes.", J.PHYS.CHEM, vol. 88, no. 25, 6 December 1984 (1984-12-06), pages 6121 - 6127, XP002989418 * |
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JP4201339B2 (ja) | 2008-12-24 |
EP1724261A1 (en) | 2006-11-22 |
US8436242B2 (en) | 2013-05-07 |
JP2005255603A (ja) | 2005-09-22 |
US20080202578A1 (en) | 2008-08-28 |
EP1724261A4 (en) | 2010-04-14 |
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