WO2020060194A1 - 폴리알릴글라이시딜에터 기반의 산화-환원 고분자 및 이를 이용한 전기화학적 바이오센서 - Google Patents
폴리알릴글라이시딜에터 기반의 산화-환원 고분자 및 이를 이용한 전기화학적 바이오센서 Download PDFInfo
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- 0 C*C(C)(C)OC(CC(C)(C)C(C)(C)OC(CC(C)(C)C(C)(C)*C(CC(C)(C)OC(C)*)COCC=C)COCCCNC)COCCCCN[C@@](C)N*C(C)OC Chemical compound C*C(C)(C)OC(CC(C)(C)C(C)(C)OC(CC(C)(C)C(C)(C)*C(CC(C)(C)OC(C)*)COCC=C)COCCCNC)COCCCCN[C@@](C)N*C(C)OC 0.000 description 7
- ARMMGWZEBIQBPD-UHFFFAOYSA-N C[n]1c(-c2ncc[nH]2)ncc1 Chemical compound C[n]1c(-c2ncc[nH]2)ncc1 ARMMGWZEBIQBPD-UHFFFAOYSA-N 0.000 description 1
- PEIKSERVOJAWAF-UHFFFAOYSA-N C[n]1c(-c2ncc[n]2CCCC#C)ncc1 Chemical compound C[n]1c(-c2ncc[n]2CCCC#C)ncc1 PEIKSERVOJAWAF-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/334—Polymers modified by chemical after-treatment with organic compounds containing sulfur
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/338—Polymers modified by chemical after-treatment with inorganic and organic compounds
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/26—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase
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Definitions
- the present invention relates to an oxidation-reduction polymer that can be used for the polymer backbone of the electrochemical sensor, specifically the electron transport medium of the electrochemical sensor, and more specifically, a repeating unit derived from allylglycidyl ether. It relates to an oxidation-reduction polymer that can be used in a polyallylglycidyl ether-based electrochemical sensor, an electron transport medium and an electrochemical sensor including the same.
- biosensors using enzymes are chemical sensors that are used to selectively detect and measure chemical substances contained in samples by using biological detection functions in which organisms, such as functional substances or microorganisms, react sensitively with specific substances. It has been developed for medical measurement applications such as sensors, and research is also actively conducted in other fields of food engineering and environmental measurement.
- Periodic measurement of blood sugar is very important in diabetes management, and various blood glucose meters have been manufactured to measure blood sugar easily using a portable measuring instrument.
- the operating principle of such a biosensor is based on an optical method or an electrochemical method, and unlike the biosensor by a conventional optical method, the electrochemical biosensor can reduce the influence of oxygen, and the sample may be turbid even if the sample is turbid. It has the advantage that it can be used without additional pretreatment. Therefore, various types of electrochemical biosensors with accuracy and precision are widely used.
- the continuous glucose monitoring (CGM) system is used to continuously monitor blood sugar to manage diseases such as diabetes.
- CGM continuous glucose monitoring
- Existing enzyme sensors that collect blood from the fingertips suffer considerable pain due to needles during blood collection. Because it limits the frequency of measurement, it cannot be used for these CGMs.
- an improved version of the enzyme sensor that can be attached to the body to minimize invasion has been developed.
- the present inventors require that the manufacturing step as a multi-functional redox polymer is relatively easy, and it is possible to easily adjust the characteristics of the polymer mainframe, and to facilitate the introduction of additives having various functionalities to the polymer mainframe.
- the manufacturing step as a multi-functional redox polymer is relatively easy, and it is possible to easily adjust the characteristics of the polymer mainframe, and to facilitate the introduction of additives having various functionalities to the polymer mainframe.
- repeated research was conducted.
- the polyallylglycidyl ether-based polymer was used, it was unexpectedly confirmed that all of the above-described requirements could be satisfactorily met, and the present invention was completed.
- the present invention has been devised to solve the above problems, and the object of the present invention can be prepared in a simple step compared to the existing ones, and it is possible to control the molecular weight of the polymer through anionic polymerization while fixing the transition metal complex. It is to provide a polymer precursor for producing an oxidation-reduction polymer for an electron transport medium, an oxidation-reduction polymer for an electron transport medium composed of the polymer precursor, and a method for manufacturing the same, which has an increased conversion rate and is easy to introduce a functional group or a linker.
- Another object of the present invention is to provide an electron transport medium and an electrochemical biosensor comprising a transition metal complex and the oxidation-reduction polymer.
- the present invention is a precursor for producing a polyallyl glycidyl ether-based redox polymer containing a repeating unit derived from allyl glycidyl ether.
- An oxidation-reduction polymer for a high electrochemical biosensor comprising the precursor and a transition metal complex, an electron transfer medium comprising an oxidation-reduction polymer for an electrochemical biosensor prepared therefrom, and an electrochemical biosensor comprising the same, such as blood glucose It is about a sensor.
- the transition metal complex can be immobilized with high efficiency, so that the toxicity or side effect problems that may occur due to the outflow of the transition metal complex are remarkably low, and the functional groups have various functionalities in the skeleton of the polymer polymer. Since it has the advantage of being easy to introduce and can be configured as a block copolymer form, it is useful as an electron carrier skeleton of an electrochemical biosensor such as a blood glucose measurement sensor.
- FIG. 2 is a graph measuring the performance of a simple Os complex (Os-1, Os-2, Os-3, Os-4, and Os-5) as a transmission medium using a cyclic voltammetry method.
- Figure 3 is a polyallyl glycidyl ether-based polymer and Os complex (RP-1, RP-2 and RP-3) of the present invention according to the present invention, the performance of the oxidation-reduction polymer as a transfer medium cyclic voltammetry It is a graph measured using.
- the polymer for preparing the oxidation-reduction polymer material according to the present invention is based on a polyallyl glycidyl ether, and specifically includes a repeating unit derived from allyl glycidyl ether, a polymer of an oxidation-reduction polymer material Used as a precursor.
- the polymer may form an oxidation-reduction polymer material for an electron transfer medium together with a crosslinked material and a transition metal complex having a reactor comprising a group selected from the group consisting of azide groups, epoxy groups and amine groups.
- Non-limiting examples of the polymer include polyallyl glycidyl ether (PAGE) homopolymer, polyallyl glycidyl ether-polymethyl methacrylate (PAGE-PMMA) copolymer, polyallyl glycidyl ether- Polyethylene oxide (PAGE-PEO) copolymer, polyallyl glycidyl ether-polystyrene (PAGE-PS) copolymer, polystyrene-polyallyl glycidyl ether-polyethylene oxide (PS-PAGEPEO) copolymer, and polymethyl meta It may be one or more selected from the group consisting of acrylate-polyallylglycidyl ether-polyethylene oxide (PMMA-PAGE-PEO) copolymer, but is not limited thereto.
- PAGE-PMMA polyallyl glycidyl ether-polymethyl methacrylate
- PAGE-PEO polyallyl glycidy
- the copolymer may be an alternating copolymer, a random copolymer, a block copolymer, or a graft copolymer.
- the copolymer may be a block copolymer.
- the polymer is a diblock copolymer, for example, PAGE-b-PMMA, PAGE-b-PEO, PAGE-b-PS, PAGE-b-PVP, PAGE-b-PVI Or PAGE-b-PU, also as a triblock copolymer, eg PS-b-PAGE-b-PS, PMMA-b-PAGE-b-PMMA, PEO-b-PAGE- b-PEO, PEO-b-PAGE-PS, PEO-b-PAGE-b-PMMA.
- the polyallylglycidyl ether-based polymer may have a weight average molecular weight in the range of 1,000 g / mol to 500,000 g / mol, for example, 10,000 g / mol to 20,000 g / mol.
- the polyallyl glycidyl ether-based polymer contains an allyl group having a double bond for each repeat unit, so that various chemical reactors are clicked by a click reaction, for example, a thiol-ene reaction. It can be easily introduced, and can also be crosslinked through heat treatment and subsequent processes (for example, irradiation of light) to form an electron transfer medium. In relation to the heat treatment and subsequent processes as described above, the oxidation-reduction polymers of the PVI and PVP skeletons according to the prior art are also added with additional crosslinking materials in order to be finally doped and immobilized on the sensor membrane.
- the click chemistry is an approach first proposed by Professor Barry Sharpless of the United States in 2001 in order to more effectively create new substances needed for new drug development (Sharpless, KB et al. , Angew. Chem. Int Ed. 40, 2001 , 2004-2021) These are reactions that can easily synthesize various molecules with very high selectivity and efficiency under relatively simple reaction conditions.
- the polyallylglycidyl ether in the redox polymer according to the present invention may be prepared through anionic polymerization as shown in Scheme 2 below.
- potassium naphthelenide is used as an initiator, but is not limited thereto.
- benzyl alcohol or 1,10-decanediol is dissolved in anhydrous tetrahydrofuran in an argon atmosphere
- potassium naphthalene is added dropwise as an initiator and stirred while allyl glycidyl ether is added to the reaction mixture.
- 1-azido-11-undecanthiol was used to introduce functional groups through a thiol-n click reaction.
- a polyallylglycidyl ether based polymer was prepared.
- the polymer based on polyallylglycidyl ether according to the present invention may be a starting material for manufacturing an electron transport medium used in an electrochemical sensor.
- the polymer based on polyallylglycidyl ether is composed of amine group, ammonium group, halogen group, epoxy group, azide group, acrylate group, alkenyl group, alkynyl group, thiol group, isocyanate, alcohol group and silane group. It may also be a polymer (precursor) functionalized with the introduction of a functional group selected from the group. The introduction of such a functional group can be achieved by a crosslinking material having the functional group.
- the crosslinking material is appropriately selected from those having a functional group selected from the group consisting of amine groups, ammonium groups, halogen groups, epoxy groups, azide groups, acrylate groups, alkenyl groups, alkynyl groups, thiol groups, isocyanates, alcohol groups and silane groups. However, it may be preferably a thiol-based compound having the functional group.
- these polymers can have the structures of Formulas 1 and 2 below:
- R T and R L are each independently a substituted or unsubstituted alkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted cycloalkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted ethylene glycol group having 3 to 30 carbon atoms.
- PS polystyrene
- PEG or PEO polyethylene glycol
- PMMA polymethyl methacrylate
- polyvinyl It is selected from the group of polymers such as imidazole
- the L 1 to L 2 are each independently a substituted or unsubstituted alkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted cycloalkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted ethylene glycol having 3 to 30 carbon atoms.
- Col group a substituted or unsubstituted arylene group having 6 to 30 carbon atoms, a substituted or unsubstituted heteroarylene group having 3 to 30 carbon atoms.
- the A D1 to A D2 are from the group consisting of primary and secondary amine groups, ammonium groups, halogen groups, epoxy groups, azide groups, acrylate groups, alkenyl groups, alkynyl groups, thiol groups, isocyanates, alcohol groups and silane groups. Is selected.
- O is an integer from 10 to 300;
- P is an integer from 0 to 300;
- Q is an integer from 10 to 300.
- the method for preparing the polymer composed of the functionalized Formula 1 or 2, as shown in Scheme 3, is irradiated with polyallylglycidyl ether and a thiol-based compound having various reactors mentioned above in the presence of a photoinitiator (UV). It may be performed through, but is not limited to.
- photoinitiators are 2,2-dimethoxy-2-phenylacetophenone (DMPA), benzoyl peroxide, 2,2-diethoxyacetophenone, 3-hydroxy acetophenone, 1-hydroxy cyclohexyl phenyl ketone, benzophenone , 2-hydroxy-2-methyl propiophenone, 2,2-diethoxy acetophenone, 2,2-dimethoxy-2-phenyl-acetophenone, or a combination thereof, but is not limited thereto. .
- DMPA 2,2-dimethoxy-2-phenylacetophenone
- benzoyl peroxide 2,2-diethoxyacetophenone
- 3-hydroxy acetophenone 1-hydroxy cyclohexyl phenyl ketone
- benzophenone 2-hydroxy-2-methyl propiophenone
- 2,2-diethoxy acetophenone 2,2-dimethoxy-2-phenyl-acetophenone
- a combination thereof but is not limited thereto.
- the irradiated light is, for example, light in a wavelength range of 280 to 500 nm, 10 minutes to 4 minutes. It can be done by irradiating for a period of time.
- DMPA 2,2-dimethoxy-2-phenylacetophenone
- a polyallyl glycidyl ether and a thiol-based compound having various reactors mentioned above are heated in the presence of a radical initiator (thermal initiator) as shown in Reaction Scheme 4 below. It may be performed through, but is not limited to.
- radical initiators are 2,2'-azobisisobutyronitrile (2,2'-azobisisobutyronitrile: AIBN), 2,2'-azobis-2,4-dimethyl valeronitrile (2,2'-azobis- 2,4-dimethyl valeronitrile), dimethyl 2,2'-azobis (isobuttrate), 2,2'-azobis (4-methoxy valeronitrile) ( 2,2'-azobis (4-methoxy valeronitrile)), one or more of benzoyl peroxide may be tanned, but is not limited thereto.
- AIBN is used as a radical initiator in the following reaction
- the heat to be applied may be performed, for example, by adding a temperature in the range of 50 to 100 ° C for a time of 10 minutes to 12 hours.
- the thiol-based compound is a functional group, an azide group, an epoxy group, an acrylate group, an alkenyl group, an alkynyl group, an isocyanate group, an alcohol group, a thiol-based compound having a amine group and an amine group, or a combination thereof.
- a thiol-based compound means a compound having at least one mercapto group (-SH). More preferably, the thiol-based compound may be a compound having the structure of Formula 3 below.
- L 3 is independently a substituted or unsubstituted alkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted cycloalkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted ethylene glycol group having 3 to 30 carbon atoms, a substituted or Is selected from the group consisting of an unsubstituted arylene group having 6 to 30 carbon atoms, a substituted or unsubstituted heteroarylene group having 3 to 30 carbon atoms,
- the A D3 is selected from the group consisting of primary and secondary amine groups, ammonium groups, halogen groups, epoxy groups, azide groups, acrylate groups, alkenyl groups, alkynyl groups, thiol groups, isocyanates, alcohol groups, and silane groups. .
- the present invention relates to an oxidation-reduction polymer material for an electrochemical sensor in which a transition metal complex is introduced into the polyallylglycidyl ether-based polymer.
- such an oxidation-reduction polymer material may include the amine group, ammonium group, halogen group, epoxy group, azide group, acrylate group, alkenyl group, alkynyl group, and thiol group based on the polyallyl glycidyl ether-based polymer.
- Functionalized by introducing a compound containing a functional group selected from the group consisting of isocyanate, alcohol, and silane groups by a click reaction such as a thiol-ene reaction as described above, and functionalized polymer
- the transition metal complex may also be prepared by bonding with a click reaction such as an azide-alkyne Huisgen cycloaddition or a thiol-ene reaction.
- the oxidation-reduction polymer material is an amine group, an ammonium group, a halogen group, an epoxy group through a substitution reaction and an addition reaction to the binding ligand of the transition metal complex.
- Functionalized by introducing functional groups such as the crosslinked material such as azide group, acrylate group, alkenyl group, alkynyl group, thiol group, isocyanate, alcohol group, and silane group, and functionalized transition metal complex and the poly Allyl glycidyl ether-based polymers can also be prepared by bonding by a click reaction.
- the polymer material may be prepared by functionalizing both the polyallylglycidyl ether-based polymer and the transition metal complex using the crosslinking material and bonding them to each other by a click reaction.
- the transition metal complex capable of binding to the polyallylglycidyl ether-based polymer may have a structure of Formula 4 as follows:
- M is a transition metal selected from the group consisting of Os, Rh, Ru, Ir, Fe and Co;
- L G1 and L G2 are combined with each other to form a bidentate ligand selected from Formulas 5 to 7 below;
- L G3 and L G4 each combine with each other to form a bidentate ligand selected from the following formulas 5 to 7;
- L G5 and L G6 are combined with each other to form a bidentate ligand selected from the following formulas 5 to 7;
- R 1 , R 2 and R ′ 1 are each independently substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, substituted or unsubstituted ethylene glycol group having 2 to 20 carbon atoms, or substituted or unsubstituted carbon having 1 to 20 carbon atoms.
- Alcohol group substituted or unsubstituted alkyl halogen group having 1 to 20 carbon atoms, substituted or unsubstituted thiol group having 1 to 20 carbon atoms, substituted or unsubstituted alkyl azide group having 3 to 20 carbon atoms, substituted or unsubstituted Aryl azide group having 7 to 30 carbon atoms, substituted or unsubstituted alkenyl group having 2 to 40 carbon atoms, substituted or unsubstituted alkynyl group having 2 to 40 carbon atoms, cyano group, halogen group, deuterium and hydrogen Being selected,
- R 3 to R 20 are each independently a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 40 carbon atoms, a substituted or unsubstituted aryl group having 6 to 50 carbon atoms, a substituted or Unsubstituted heteroaryl group having 3 to 50 carbon atoms, substituted or unsubstituted alkoxy group having 1 to 20 carbon atoms, substituted or unsubstituted alcohol group having 1 to 20 carbon atoms, substituted or unsubstituted alkyl having 1 to 20 carbon atoms Rosen group, substituted or unsubstituted thiol group having 1 to 20 carbon atoms, substituted or unsubstituted alkyl azide group having 3 to 20 carbon atoms, substituted or unsubstituted aryl azide group having 7 to 30 carbon atoms, substituted or unsubstituted Aryl
- L 4 is independently a substituted or unsubstituted alkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted cycloalkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted ethylene glycol group having 2 to 30 carbon atoms, a substituted or Is selected from the group consisting of an unsubstituted arylene group having 6 to 30 carbon atoms and a substituted or unsubstituted heteroarylene group having 3 to 30 carbon atoms,
- a A4 is selected from the group consisting of azide groups, acrylate groups, alkenyl groups, alkynyl groups, thiol groups, isocyanates, alcohol groups and silane groups.
- the functionalized transition metal complex may be, for example, having a structure of Formula 8 (a), 8 (b) or 8 (c) as follows:
- the polyallylglycidyl ether polymer (6) functionalized as shown in Reaction Scheme 4 below and Os (mbim) 3 (8a) are click-reacted under a copper catalyst. It can be synthesized as an oxidation-reduction polymer of compound (7).
- an oxidation-reduction polymer for an electrochemical sensor in which a functional group selected from the group consisting of silane groups and a transition metal complex are introduced may have a structure of the following Chemical Formula 9 or 10:
- R T and R L are each independently a substituted or unsubstituted alkylene group having 3 to 20 carbon atoms, a substituted or unsubstituted cycloalkylene group having 6 to 20 carbon atoms, a substituted or unsubstituted carbon number.
- 2 to 30 ethylene glycol groups substituted or unsubstituted arylene groups having 6 to 30 carbon atoms, substituted or unsubstituted heteroarylene groups having 3 to 30 carbon atoms, substituted or unsubstituted alkenyl groups having 2 to 40 carbon atoms, and substitutions Or it may be selected from the group consisting of an unsubstituted alkynyl group having 2 to 40 carbon atoms, and preferably, a molecular weight of 1,000 g / mol ⁇ 50,000 g / mol of polystyrene (PS), polyethylene glycol (PEG) or polyethylene oxide (PEO), polymethylmethacrylate (PMMA), polyvinylimidazole (PVI), polyvinylpyridine (PVP) and polysiloxanes (PDMS).
- PS polystyrene
- PEG polyethylene glycol
- PEO polyethylene oxide
- PMMA polymethylmethacrylate
- PVVI polyvinylimidazole
- the L 1 , L 2 to L 4 are each independently a substituted or unsubstituted alkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted cycloalkylene group having 1 to 20 carbon atoms, a substituted or unsubstituted 3 to 30 carbon atoms.
- the A D1 is selected from the group consisting of primary and secondary amine groups, ammonium groups, halogen groups, epoxy groups, azide groups, acrylate groups, alkenyl groups, alkynyl groups, thiol groups, isocyanates, alcohol groups and silane groups.
- O is an integer from 0 to 300;
- P is an integer from 0 to 300;
- Q is an integer from 10 to 300.
- X may be a functional group selected from the group consisting of triazole groups, ethers, thiol ethers, amide groups, urea groups, urethane groups and silane groups.
- M is a transition metal selected from the group consisting of Os, Rh, Ru, Ir, Fe and Co;
- L G1 and L G2 are combined with each other to form a bidentate ligand selected from Formulas 5 to 7;
- L G3 and L G4 are combined with each other to form a bidentate ligand selected from Formulas 5 to 7 above;
- L G5 and L G6 are combined with each other to form a bidentate ligand selected from Formulas 5 to 7 above.
- the reactor has a disadvantage in that it is difficult to confirm whether or not the reaction is complete despite the introduction of a reactor or the like, but when using a polymer based on polyallylglycidyl ether according to the present invention , Since the allyl group, which is a repeating unit, disappears after the reaction, it is possible to clearly confirm the completion of the reaction, which is advantageous in manufacturing. Furthermore, compared to PVP and PVI, the transition metal complex can be immobilized with high efficiency, so that the toxicity or side effects that may occur due to the outflow of the transition metal are significantly lower, and the functional group has various functions in the main skeleton of the polymer polymer. It has the advantage of being easy to introduce and can be configured as a block copolymer.
- the oxidation-reduction polymer material according to the present invention is coated or stacked on the working electrode or positioned around the working electrode (for example, a structure surrounding the electrode in solution) through electrons between the working electrode and the analyte.
- Such redox polymer materials can form coatings that cannot be filtered on working electrodes in electrochemical biosensors.
- step (b) amine group, ammonium group, halogen group, epoxy group, azide group, acrylate group, alkenyl group, alkynyl group, thiol group, isocyanate, alcohol group, and silane group to the polymer precursor prepared in step (a) Comprising the steps of preparing a by introducing a functional group and a transition metal complex selected from the group consisting of,
- It relates to a method for producing an oxidation-reduction polymer material based on polyallylglycidyl ether.
- the initiator may be benzyl alcohol or 1,10-decanediol.
- a functional group selected from the group consisting of amine group, ammonium group, halogen group, epoxy group, azide group, acrylate group, alkenyl group, alkynyl group, thiol group, isocyanate, alcohol group, and silane group
- a functional group selected from the group consisting of amine group, ammonium group, halogen group, epoxy group, azide group, acrylate group, alkenyl group, alkynyl group, thiol group, isocyanate, alcohol group, and silane group
- it can be introduced using a thiol-based compound having such a functional group.
- the present invention relates to a method of manufacturing an electron transport medium, comprising coating the electrode with an oxidation-reduction polymer based on the polyallylglycidyl ether and curing the coated electrode.
- a further aspect of the present invention relates to a sensing membrane for an electrochemical biosensor comprising an enzyme capable of redoxing a liquid biological sample and an electron transfer medium formed of the oxidation-reduction polymer material.
- Oxidation-reductase refers to an enzyme that catalyzes a redox reaction in a living body, and in the present invention, refers to an enzyme that is reduced by reacting with a target substance to be measured, such as a biosensor.
- the reduced enzyme reacts with the electron transport medium, and quantifies the target substance by measuring signals such as current change.
- the redox enzyme usable in the present invention may be one or more selected from the group consisting of various dehydrogenase, oxidase, esterase, etc., depending on the redox or detection target substance, Among the enzymes belonging to the enzyme group, an enzyme having the target substance as a substrate may be selected and used.
- the redox enzymes include glucose dehydrogenase, glutamate dehydrogenase, glucose oxidase, cholesterol oxidase, cholesterol esterase, and lac At least one selected from the group consisting of lactate oxidase, ascorbic acid oxidase, alcohol oxidase, alcohol dehydrogenase, bilirubin oxidase, etc. You can.
- the oxidoreductase may include a cofactor that serves to store hydrogen taken from the oxidoreductase from the target substance (eg, target substance) to be measured, for example, flavin adenine dine. It may be one or more selected from the group consisting of nucleotides (flavin adenine dinucleotide, FAD), nicotinamide adenine dinucleotide (NAD), pyrroloquinoline quinone (PQQ), and the like.
- FAD nucleotides
- NAD nicotinamide adenine dinucleotide
- PQQ pyrroloquinoline quinone
- glucose dehydrogenase when measuring the concentration of glucose in the blood, glucose dehydrogenase (GDH) may be used as the redox enzyme, and the glucose dehydrogenase is flavin adenine dinucleotide-glucose dehydrogenase containing FAD as a cofactor. It may be an enzyme (flavin adenine dinucleotide-glucose dehydrogenase, FAD-GDH), and / or nicotinamide adenine dinucleotide-glucose dehydrogenase containing FAD-GDH as a cofactor.
- the usable oxidoreductases are FAD-GDH (eg, EC 1.1.99.10, etc.), NAD-GDH (eg, EC 1.1.1.47, etc.), PQQ-GDH (eg, EC1.1.5.2, etc.) , Glutamic acid dehydrogenase (eg, EC 1.4.1.2, etc.), glucose oxidase (eg, EC 1.1.3.4, etc.), cholesterol oxidase (eg, EC 1.1.3.6, etc.), cholesterol esterification enzymes (eg, EC 3.1.
- FAD-GDH eg, EC 1.1.99.10, etc.
- NAD-GDH eg, EC 1.1.1.47, etc.
- PQQ-GDH eg, EC1.1.5.2, etc.
- Glutamic acid dehydrogenase eg, EC 1.4.1.2, etc.
- glucose oxidase eg, EC 1.1.3.4
- lactate oxidase e.g., EC 1.1.3.2, etc.
- ascorbic acid oxidase e.g., EC 1.10.3.3, etc.
- alcohol oxidase e.g., EC 1.1.3.13, etc.
- alcohol dehydrogenase e.g. , EC 1.1.1.1, etc.
- bilirubin oxidase eg, EC 1.3.3.5, etc.
- the oxidoreductase is a glucose dehydrogenase capable of maintaining an activity of 70% or more for a week in a 37 ° C buffer solution.
- the sensing membrane according to the present invention may contain 20 to 700 parts by weight of an oxidation-reduction polymer, such as 60 to 700 parts by weight or 30 to 340 parts by weight based on 100 parts by weight of an oxidoreductase.
- the content of the redox polymer can be appropriately adjusted according to the activity of the redox enzyme.
- the sensing membrane according to the present invention may further include carbon nanotubes to increase membrane performance.
- the carbon nanotubes can increase the performance of the sensing film by increasing the electron transfer rate when used with a transition metal complex, especially osmium.
- the sensing film according to the present invention may further include a crosslinking agent.
- the sensing membrane according to the present invention is a dispersant upon dissolving reagents, a tackifier when preparing reagents, a stabilizer for long-term storage, etc., when one or more additives selected from the group consisting of surfactants, water-soluble polymers, quaternary ammonium salts, fatty acids, thickeners, etc. For the role of can be included additionally.
- the surfactant may serve to cause the composition to spread evenly on the electrode and dispense to a uniform thickness.
- the surfactant is selected from the group consisting of Triton X-100, Sodium dodecyl sulfate, perfluorooctane sulfonate, sodium stearate, etc. 1 More than one species can be used.
- the surfactant is spread evenly on the electrode to properly perform the role of allowing the reagent to be dispensed with a uniform thickness, based on 100 parts by weight of the redox enzyme. To 25 parts by weight, for example, 10 to 25 parts by weight.
- the surfactant when using an oxidoreductase having an activity of 700 U / mg, may contain 10 to 25 parts by weight based on 100 parts by weight of the oxidoreductase, and if the activity of the oxidoreductase is higher than this, the content of the surfactant Can be adjusted lower than this.
- the water-soluble polymer may serve to help stabilize and disperse the enzyme as a polymer support of the reagent composition.
- the water-soluble polymer includes polyvinyl pyrrolidone (PVP), polyvinyl alcohol (PVA), polyperfluoro sulfonate, hydroxyethyl cellulose (HEC), and hydroxy One or more selected from the group consisting of hydroxypropyl cellulose (HPC), carboxy methyl cellulose (CMC), cellulose acetate, and polyamide may be used.
- the water-soluble polymer is 10 to 70 parts by weight based on 100 parts by weight of oxidoreductase, such as 30 to 70 parts by weight.
- oxidoreductase such as 30 to 70 parts by weight.
- a redox enzyme having an activity of 700 U / mg it may contain 30 to 70 parts by weight of a water-soluble polymer based on 100 parts by weight of the redox enzyme, and if the activity of the redox enzyme is higher than this, the content of the water-soluble polymer Can be adjusted lower than this.
- the water-soluble polymer may have a weight average molecular weight of about 2,500 g / mol to 3,000,000 g / mol, for example, 5,000 g / mol to 1,000,000 g / mol, to effectively perform dynamics that help stabilize and disperse the support and the enzyme. have.
- the thickener serves to firmly attach the reagent to the electrode.
- the thickener one or more selected from the group consisting of natrosol, diethylaminoethyl-dextran hydrochloride, and the like can be used.
- the electrochemical sensor according to the present invention in order to ensure that the oxidation-reduction polymer according to the present invention is firmly attached to the electrode, the thickener is 10 to 90 parts by weight based on 100 parts by weight of the redox enzyme, such as 30 to 90 parts by weight It can contain in an amount of wealth.
- a redox enzyme having an activity of 700 U / mg it may contain 30 to 90 parts by weight of a thickener based on 100 parts by weight of the redox enzyme, and if the activity of the redox enzyme is higher than this, the content of the thickener Can be adjusted lower than this.
- the present invention provides an electrochemical biosensor comprising an electron transfer medium made of the redox polymer material.
- the type of the electrochemical biosensor is not limited, but may be a continuous blood glucose monitoring sensor.
- the present invention includes, for example, an electrode, an insulator, a substrate, a sensing layer comprising the oxidation-reduction polymer and an oxidation-reduction enzyme, and a diffusion layer. ), A protective layer (protection layer), and the like.
- an electrode two types of electrodes such as a working electrode and a counter electrode may be included, and three types of electrodes such as a working electrode, a counter electrode and a reference electrode may be included.
- the biosensor according to the present invention is capable of redoxing an oxidation-reduction polymer having the formula 1 or 2 and a liquid biosample on a substrate having at least two, preferably two or three electrodes.
- It may be an electrochemical biosensor produced by applying a reagent composition containing an enzyme and drying it.
- a working electrode and a counter electrode are provided on opposite sides of a substrate, and a sensing film containing the oxidation-reduction polymer according to the present invention is stacked on the working electrode, and the working electrode and the counter electrode
- a planar electrochemical biosensor is provided, characterized in that an insulator, a diffusion film and a protective film are sequentially stacked on both sides of the provided substrate.
- the substrate may be made of at least one material selected from the group consisting of polyethylene terephthalate (PET), polycarbonate (PC) and polyimide (PI).
- PET polyethylene terephthalate
- PC polycarbonate
- PI polyimide
- the working electrode can be a carbon, gold, platinum, silver or silver / silver chloride electrode.
- the counter electrode functions as a reference electrode
- gold, platinum, silver or silver / silver chloride electrodes can be used as the counter electrode, and the three electrodes including the reference electrode can also be used.
- a gold, platinum, silver or silver / silver chloride electrode can be used as a reference electrode, and a carbon electrode can be used as a counter electrode.
- the diffusion film Nafion, cellulose acetate, and silicone rubber can be used.
- silicone rubber polyurethane, polyurethane-based copolymer, etc. can be used. However, it is not limited thereto.
- the reference electrode may use silver chloride or silver
- the counter electrode may use a carbon electrode.
- 2,2'-biimidazole 2.0 g (15 mmol) was added to a 250 mL 3-neck round bottom flask, dissolved in 60 mL of anhydrous dimethylformamide, and cooled to 0 ° C.
- the mixture was stirred at 0 ° C. for 1 hour, and then 1 mL (15 mmol) of iodomethane was slowly added dropwise through a syringe pump. After completion of dropping, the mixture was stirred at room temperature for 12 hours. 100 mL of ethyl acetate was added to the final reaction solution, and the resulting sodium iodide was filtered off.
- a 100 mL 3-neck round bottom flask was equipped with a reflux condenser, gas inlet and thermometer, and 2.0 g (13 mmol) of N, N' -dimethyl-2,2'-biimidazole, ammonium hexachloroosmate (IV) 3.0 g (6.5 mmol) and 50 mL of ethylene glycol are stirred under argon at 140 ° C. for 24 hours.
- 1.3 g (6.5 mmol) of N -butynyl- N' -methyl-2,2'-biimidazole was dissolved in 10 mL of ethylene glycol and then added to the reaction mixture using a syringe.
- a 100 mL 3-neck round bottom flask was equipped with a reflux condenser, gas inlet and thermometer, and 0.7 g (4.6 mmol) of N, N' -dimethyl-2,2'-biimidazole, ammonium hexachloroosmate (IV) 1.0 g (2.3 mmol) and 20 mL of ethylene glycol are stirred under argon at 140 ° C. for 24 hours.
- 0.5 g (2.3 mmol) of N -pentynyl- N' -methyl-2,2'-biimidazole was dissolved in 10 mL of ethylene glycol and then added to the reaction mixture using a syringe.
- N -hexynyl- N' -methyl-2,2'-biimidazole 0.3 g (1.1 mmol) was dissolved in 10 mL of ethylene glycol and then added to the reaction mixture using a syringe.
- a 100 mL 3-neck round bottom flask was equipped with a reflux condenser, gas inlet and thermometer and 1.5 g (9.1 mmol) of N, N' -dimethyl-2,2'-biimidazole, ammonium hexachloroosmate (IV) 2.0 g (4.6 mmol) and 40 mL of ethylene glycol are stirred under argon at 140 ° C. for 24 hours.
- a 100 mL 3-neck round bottom flask was equipped with a reflux condenser, gas inlet and thermometer, and 0.9 g (5.4 mmol) of N, N' -dimethyl-2,2'-biimidazole, ammonium hexachloroosmate (IV) 1.2 g (2.7 mmol) and 20 mL of ethylene glycol are stirred under argon at 140 ° C. for 24 hours.
- (6-hexanethiol- N' -methyl-2,2'-biimidazole 0.7 g (2.7 mmol) was dissolved in 10 mL of ethylene glycol and then added to the reaction mixture using a syringe. This mixture was again under argon.
- the mixture was stirred for 24 hours at 180 ° C. After the reaction type, the reaction mixture was cooled to room temperature and the resulting red residue was filtered off to remove the filtrate with 200 mL of water, and then added AG1x4 chloride resin to sufficiently oxidize in air. The solution was stirred for 24 hours, and the solution was added dropwise to an aqueous solution of ammonium hexafluorophosphine to obtain a precipitate of the ion-exchanged metal complex.
- AIBN Azobisisobyutyronitile
- the reaction mixture is poured into ethyl acetate solution to form a precipitate.
- the solvent was discarded, and the resulting solid was dissolved again in 80 mL of acetonitrile, followed by adding AG1x4 chloride resin and water (250 mL) and stirring for 24 hours.
- the polymer solution was concentrated under reduced pressure (50 mL), dialysis was performed to remove substances having a low molecular weight (up to 3,000 g / mol).
- the dialyzed polymer solution was freeze-dried to obtain the final oxidation-reduction polymer RP-1. (0.7 g, yield: 80%)
- Polymer precursor P-2 (8,800 g / mol) 0.9 g and [osmium (III) ( N, N' -dimethyl-2,2'-biimidazole) 2 (6-hexane) in a 250 mL 2-neck round bottom flask Thiol- N' -methyl-2,2'-biimidazole)] (hexafluorophosphine) 3 (Os-5) 1.9 g was added and dissolved in 100 mL of dimethylformamide, followed by argon for 5 minutes. Degassed. 20 mg of azobisisonitrile (AIBN: Azobisisobyutyronitile) was added to the reaction mixture and stirred at 60 ° C. for 12 hours.
- AIBN Azobisisobyutyronitile
- the reaction mixture is poured into ethyl acetate solution to form a precipitate.
- the solvent was discarded and the resulting solid was dissolved again in 100 mL of acetonitrile, and then AG1x4 chloride resin and water (300 mL) were added and stirred for 24 hours.
- the polymer solution was concentrated under reduced pressure (50 mL), dialysis was performed to remove substances having a low molecular weight (up to 3,000 g / mol).
- the dialysis polymer solution was freeze-dried to obtain the final oxidation-reduction polymer RP-2. (2.4 g, yield: 85%)
- the reaction mixture is poured into ethyl acetate solution to produce a precipitate.
- the solvent was discarded, and the resulting solid was dissolved again in 50 mL of acetonitrile, AG1x4 chloride resin and water (150 mL) were added and stirred for 24 hours.
- the polymer solution was concentrated under reduced pressure (50 mL) and subjected to dialysis to remove low molecular weight (10,000 g / mol or less) substances.
- the dialyzed polymer solution was freeze-dried to obtain the final oxidation-reduction polymer RP-3. (0.6 g, yield: 75%)
- Osmium complex (Os-1, 2, 3, 4, 5: PF 6 anion) is dissolved in 5 mL of 0.1 M Tetrabutylammonium perchlorate acetonitrile solution in 5 mL of redox polymer (RP-1) , 2, 3: Cl anion) were dissolved in 5 mL of 0.1 M sodium chloride solution with 20 mg each.
- a working electrode, a reference electrode, and an opposite electrode were connected to the degassed solution, and electrical signal changes according to voltage changes were measured under argon.
- EmStat (PalmSens Co.)
- each compound exhibits oxidation-reduction potential at almost the same position. Confirmed. Therefore, it can be indirectly confirmed that the performance of the oxidation-reduction polymer according to the present invention as an electron transport medium is the same as that of a single osmium complex.
Abstract
Description
Claims (24)
- 폴리알릴글라이시딜에터 기반의 산화-환원 고분자 재료 제조용 중합체.
- 제1항에 있어서, 상기 폴리알릴글라이시딜에터에 1차 및 2차 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기 및 실란기로 이루어진 군으로부터 선택되는 기능기가 도입된 것인, 산화-환원 고분자 재료 제조용 중합체.
- 제1항에 있어서, 상기 중합체는 폴리알릴글라이시딜에터(PAGE) 호모중합체, 폴리알릴글라이시딜에터-폴리메틸메타크릴레이트(PAGE-PMMA) 공중합체, 폴리알릴글라이시딜에터-폴리에틸렌옥사이드(PAGE-PEO) 공중합체, 폴리알릴글라이시딜에터-폴리스티렌(PAGE-PS) 공중합체, 폴리스티렌-폴리알릴글라이시딜에터-폴리에틸렌옥사이드(PS-PAGE-PEO) 공중합체 및 폴리메틸메타크릴레이트-폴리알릴글라이시딜에터-폴리에틸렌옥사이드(PMMA-PAGE-PEO) 공중합체로 이루어진 군으로부터 선택되는 중합체를 포함하는 것인 산화-환원 고분자 재료 제조용 중합체.
- 제1항에 있어서, 하기 화학식 1 또는 2의 구조를 갖는 것인, 산화-환원 고분자 재료 제조용 중합체:[화학식 1][화학식 2]상기 화학식 1 또는 2에 있어서,RT 및 RL 은 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 3 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기, 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기, 치환 또는 비치환된 탄소수 2 내지 40의 알케닐기, 치환 또는 비치환된 탄소수 2 내지 40의 알키닐기로 이루어진 군으로부터 선택되고;상기 L1 내지 L2는 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 2 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기 및 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기로 이루어진 군으로부터 선택되며;상기 AD1 내지 AD2는 1차 및 2차 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기 및 실란기로 이루어진 군으로부터 선택되고;상기 o는 10 내지 300 의 정수이고;상기 p는 0 내지 300 의 정수이고;상기 q는 10 내지 300 의 정수이다.
- 제4항에 있어서,상기 RT 및 RL 은 각각 독립적으로 분자량 1,000 g/mol ~ 50,000 g/mol의 폴리스티렌(PS), 폴리에틸렌글라이콜(PEG), 폴리에틸렌옥사이드(PEO), 폴리메틸메타크릴레이트(PMMA), 폴리비닐이미다졸(PVI), 폴리비닐피리딘(PVP) 및 폴리실록산(PDMS)로 이루어진 군으로부터 선택되는 것인, 산화-환원 고분자 재료 제조용 중합체.
- 제2항에 있어서, 상기 기능기는 1차 및 2차 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기 및 실란기로 이루어진 군으로부터 선택되는 기능기를 갖는 싸이올계 화합물을 사용하여 클릭 반응에 의해 도입된 것을 특징으로 하는, 산화-환원 고분자 재료 제조용 중합체.
- 제6항에 있어서, 상기 싸이올계 화합물은 하기 화학식 3의 화합물인 것인, 산화-환원 고분자 재료 제조용 중합체:[화학식 3]HS-L3-AD3상기 L3은 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 3 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기 및 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기로 이루어진 군으로부터 선택되고,상기 AD3은 1차 및 2차 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기, 및 실란기로 이루어진 군으로부터 선택된다.
- 제1항에 있어서, 1,000 g/mol 내지 500,000 g/mol 범위의 중량 평균 분자량을 갖는, 산화-환원 고분자 재료 제조용 중합체.
- 제1항 내지 제8항 중 어느 한 항에 따른 중합체를 포함하는 전기화학적 센서용 산화-환원 고분자 재료.
- 제9항에 있어서, 상기 중합체에 1차 및 2차 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기, 및 실란기로 이루어진 군으로부터 선택되는 기능기 및 전이금속착체가 결합된 것을 특징으로 하는, 산화-환원 고분자 재료.
- 제10항에 있어서, 상기 전이금속착체는 하기 화학식 4의 구조를 갖는 것인, 산화-환원 고분자 재료:[화학식 4]상기 식에서,M 은 Os, Rh, Ru, Ir, Fe 및 Co 로 이루어진 군으로부터 선택되는 1종의 전이금속이고;상기 식에서, LG1 및 LG2는 서로 합쳐져 하기 화학식 5 내지 7로부터 선택되는 바이덴테이트 리간드를 형성하고;LG3 및 LG4는 각각 서로 합쳐져 하기 화학식 5 내지 7로부터 선택되는 바이덴테이트 리간드를 형성하고;LG5 및 LG6는 각각 서로 합쳐져 하기 화학식 5 내지 7로부터 선택되는 바이덴테이트 리간드를 형성하고;[화학식 5][화학식 6][화학식 7]상기 R1, R2 및 R'1 은 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 10의 알킬기, 치환 또는 비치환된 탄소수 2 내지 20의 에틸렌 글라이콜기 치환 또는 비치환된 탄소수 1 내지 20의 알코올기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬할로젠기, 치환 또는 비치환된 탄소수 1 내지 20의 싸이올기, 치환 또는 비치환된 탄소수 3 내지 20의 알킬아자이드기, 치환 또는 비치환된 탄소수 7 내지 30의 아릴아자이드기, 치환 또는 비치환된 탄소수 2 내지 40의 알케닐기, 치환 또는 비치환된 탄소수 2 내지 40의 알키닐기, 시아노기, 할로겐기, 중수소 및 수소로 이루어진 군으로부터 선택되고,상기 R3 내지 R20은 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 10의 알킬기, 치환 또는 비치환된 탄소수 3 내지 40의 시클로알킬기, 치환 또는 비치환된 탄소수 6 내지 50의 아릴기, 치환 또는 비치환된 탄소수 3 내지 50의 헤테로아릴기, 치환 또는 비치환된 탄소수 1 내지 20의 알콕시기, 치환 또는 비치환된 탄소수 1 내지 20의 알코올기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬할로젠기, 치환 또는 비치환된 탄소수 1 내지 20의 싸이올기, 치환 또는 비치환된 탄소수 3 내지 20의 알킬아자이드기, 치환 또는 비치환된 탄소수 7 내지 30의 아릴아자이드기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴옥시기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬아미노기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴아미노기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬실릴기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴실릴기, 치환 또는 비치환된 탄소수 1 내지 50의 아릴알킬아미노기, 치환 또는 비치환된 탄소수 2 내지 40의 알케닐기, 치환 또는 비치환된 탄소수 2 내지 40의 알키닐기, 시아노기, 할로겐기, 중수소 및 수소로 이루어진 군으로부터 선택되고;상기 L4는 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 2 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기, 및 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기로 이루어진 군으로부터 선택되고;상기 AD4는 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기 및 실란기로 이루어진 군으로부터 선택된다.
- 제10항에 있어서,상기 전이금속착체는 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기, 및 실란기로 이루어진 군으로부터 선택되는 기능기로 기능화된 것인, 산화-환원 고분자 재료.
- 제10항에 있어서, 하기 화학식 9 또는 10의 구조를 갖는, 산화-환원 중합체 재료:[화학식 9][화학식 10]상기 화학식 9 또는 10에서,RT 및 RL 은 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 3 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기, 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기, 치환 또는 비치환된 탄소수 2 내지 40의 알케닐기, 치환 또는 비치환된 탄소수 2 내지 40의 알키닐기로 이루어진 군으로부터 선택되고;상기 L1 내지 L2는 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 3 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기, 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기로 이루어진 군으로부터 선택되고;상기 AD1는 1차 및 2차 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기 및 실란기로 이루어진 군으로부터 선택되고;상기 o는 0 내지 300 의 정수이고;상기 p는 0 내지 300 의 정수이고;상기 q는 10 내지 300 의 정수이다.M 은 Os, Rh, Ru, Ir, Fe 및 Co 로 이루어진 군으로부터 선택되는 1종의 전이금속이고;상기 식에서, LG1 및 LG2는 서로 합쳐져 하기 화학식 5 내지 7로부터 선택되는 바이덴테이트 리간드를 형성하고;LG3 및 LG4는 각각 서로 합쳐져 하기 화학식 5 내지 7로부터 선택되는 바이덴테이트 리간드를 형성하고;LG5 및 LG6는 각각 서로 합쳐져 하기 화학식 5 내지 7로부터 선택되는 바이덴테이트 리간드를 형성하고;[화학식 5][화학식 6][화학식 7]상기 R1, R2 및 R'1 은 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 10의 알킬기, 치환 또는 비치환된 탄소수 2 내지 20의 에틸렌 글라이콜기 치환 또는 비치환된 탄소수 1 내지 20의 알코올기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬할로젠기, 치환 또는 비치환된 탄소수 1 내지 20의 싸이올기, 치환 또는 비치환된 탄소수 3 내지 20의 알킬아자이드기, 치환 또는 비치환된 탄소수 7 내지 30의 아릴아자이드기, 치환 또는 비치환된 탄소수 2 내지 40의 알케닐기, 치환 또는 비치환된 탄소수 2 내지 40의 알키닐기, 시아노기, 할로겐기, 중수소 및 수소로 이루어진 군으로부터 선택되고,상기 R3 내지 R20은 각각 독립적으로 치환 또는 비치환된 탄소수 1 내지 10의 알킬기, 치환 또는 비치환된 탄소수 3 내지 40의 시클로알킬기, 치환 또는 비치환된 탄소수 6 내지 50의 아릴기, 치환 또는 비치환된 탄소수 3 내지 50의 헤테로아릴기, 치환 또는 비치환된 탄소수 1 내지 20의 알콕시기, 치환 또는 비치환된 탄소수 1 내지 20의 알코올기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬할로젠기, 치환 또는 비치환된 탄소수 1 내지 20의 싸이올기, 치환 또는 비치환된 탄소수 3 내지 20의 알킬아자이드기, 치환 또는 비치환된 탄소수 7 내지 30의 아릴아자이드기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴옥시기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬아미노기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴아미노기, 치환 또는 비치환된 탄소수 1 내지 20의 알킬실릴기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴실릴기, 치환 또는 비치환된 탄소수 1 내지 50의 아릴알킬아미노기, 치환 또는 비치환된 탄소수 2 내지 40의 알케닐기, 치환 또는 비치환된 탄소수 2 내지 40의 알키닐기, 시아노기, 할로겐기, 중수소 및 수소로 이루어진 군으로부터 선택되고;상기 L4는 독립적으로 치환 또는 비치환된 탄소수 1 내지 20의 알킬렌기, 치환 또는 비치환된 탄소수 1 내지 20의 사이클로알킬렌기, 치환 또는 비치환된 탄소수 2 내지 30의 에틸렌 글라이콜기, 치환 또는 비치환된 탄소수 6 내지 30의 아릴렌기 및 치환 또는 비치환된 탄소수 3 내지 30의 헤테로아릴렌기로 이루어진 군으로부터 선택되고;X는 트라이아졸기, 에터, 싸이올에터, 아마이드기, 우레아기, 우레탄기 또는 실란기와 같은 작용기를 포함하는 군으로부터 선택된다.
- (a) 알릴글라이시딜에터를 개시제 존재하에 중합시켜 폴리알릴글라이시딜에터 기반의 고분자 전구체를 제조하는 단계; 및(b) 상기 단계 (a)에서 제조된 고분자 전구체에 아민기, 암모늄기, 할로젠기, 에폭시기, 아자이드기, 아크릴레이트기, 알케닐기, 알키닐기, 싸이올기, 이소시아네이트, 알코올기, 및 실란기로 이루어진 군으로부터 선택되는 작용기 및 전이금속착체를 도입하여 을 제조하는 단계를 포함하는,제9항에 따른 폴리알릴글라이시딜에터 기반의 산화-환원 중합체 재료의 제조방법.
- 제9항에 따른 폴리알릴글라이시딜에터 기반의 산화-환원 중합체 재료를 전극에 코팅한 후, 코팅된 전극을 경화시키는 단계를 포함하는, 전자전달매개체의 제조방법.
- 제16항에 따른 제조방법에 의해 제조된 전자전달매개체.
- 제16항에 따른 제조방법에 의해 제조된 전자전달매개체를 포함하는 전기화학적 바이오센서.
- 액체성 생체시료를 산화환원시킬 수 있는 효소; 및제16항에 따른 제조방법에 의해 제조된 전자전달매개체를 포함하는 전기화학적 바이오센서용 센싱 막.
- 제19항에 있어서, 상기 효소는탈수소효소 (dehydrogenase), 산화효소 (oxidase), 및 에스테르화효소 (esterase)로 이루어진 군에서 선택된 1종 이상의 산화환원효소; 또는탈수소효소, 산화효소, 및 에스테르화효소로 이루어진 군에서 선택된 1종 이상의 산화환원효소와 플라빈 아데닌 디뉴클레오타티드 (flavin adenine dinucleotide, FAD), 니코틴아미드 아데닌 디뉴클레오티드 (nicotinamide adenine dinucleotide, NAD), 및 피롤로퀴놀린 퀴논 (Pyrroloquinoline quinone, PQQ)로 이루어진 군에서 선택된 1종 이상의 보조인자를 포함하는 것인, 전기화학적 바이오센서용 센싱 막.
- 제20항에 있어서 상기 산화환원효소는 37℃ 완충용액에서 1주일 동안 70% 이상의 활성도를 유지할 수 있는 글루코오스 탈수소효소인 것인, 전기화학적 바이오센서용 센싱 막.
- 제19항에 있어서, 카본 나노튜브를 더 포함하는, 전기화학적 바이오센서용 센싱 막.
- 제19항에 따른 전기화학적 바이오센서용 센싱 막을 포함하는 전기화학적 바이오센서.
- 제23항에 있어서, 상기 센서는 연속적인 혈당 모니터링 센서인 것인, 전기화학적 바이오센서.
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JP2021505661A JP7237141B2 (ja) | 2018-09-18 | 2019-09-18 | ポリアリルグリシジルエーテル基盤の酸化-還元高分子およびそれを用いた電気化学的バイオセンサ |
EP19863300.0A EP3854833A4 (en) | 2018-09-18 | 2019-09-18 | REDOX POLYMERS BASED ON POLY(ALLYL-GLYCIDYL-ETHER) AND ELECTROCHEMICAL BIOSENSOR WITH THE USE THEREOF |
AU2019343627A AU2019343627B2 (en) | 2018-09-18 | 2019-09-18 | Poly(allyl glycidyl ether)-based redox polymer and electrochemical biosensor using same |
US17/276,797 US20220025114A1 (en) | 2018-09-18 | 2019-09-18 | Poly(allyl glycidyl ether)-based redox polymer and electrochemical biosensor using same |
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