JP6893215B2 - 2−置換チアゾリル−3−置換フェニル−5−スルホ化フェニル−2h−テトラゾリウム塩、ならびに当該塩を含む生体成分濃度測定用試薬および当該塩を用いる生体成分濃度の測定方法 - Google Patents
2−置換チアゾリル−3−置換フェニル−5−スルホ化フェニル−2h−テトラゾリウム塩、ならびに当該塩を含む生体成分濃度測定用試薬および当該塩を用いる生体成分濃度の測定方法 Download PDFInfo
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- JP6893215B2 JP6893215B2 JP2018539571A JP2018539571A JP6893215B2 JP 6893215 B2 JP6893215 B2 JP 6893215B2 JP 2018539571 A JP2018539571 A JP 2018539571A JP 2018539571 A JP2018539571 A JP 2018539571A JP 6893215 B2 JP6893215 B2 JP 6893215B2
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- 239000003153 chemical reaction reagent Substances 0.000 title claims description 51
- 238000000034 method Methods 0.000 title claims description 28
- IYPXPGSELZFFMI-UHFFFAOYSA-O 1-phenyl-2h-tetrazol-1-ium Chemical class N1=NN[N+](C=2C=CC=CC=2)=C1 IYPXPGSELZFFMI-UHFFFAOYSA-O 0.000 title claims description 13
- 150000003839 salts Chemical class 0.000 title description 4
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- 239000008103 glucose Substances 0.000 claims description 69
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims description 68
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 22
- 150000003623 transition metal compounds Chemical class 0.000 claims description 20
- 229930027945 nicotinamide-adenine dinucleotide Natural products 0.000 claims description 18
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- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 claims description 12
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 11
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- 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 claims description 7
- BAWFJGJZGIEFAR-NNYOXOHSSA-N NAD zwitterion Chemical compound NC(=O)C1=CC=C[N+]([C@H]2[C@@H]([C@H](O)[C@@H](COP([O-])(=O)OP(O)(=O)OC[C@@H]3[C@H]([C@@H](O)[C@@H](O3)N3C4=NC=NC(N)=C4N=C3)O)O2)O)=C1 BAWFJGJZGIEFAR-NNYOXOHSSA-N 0.000 claims description 6
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 claims description 6
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- 238000011161 development Methods 0.000 claims description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 6
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- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 4
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- XJLXINKUBYWONI-NNYOXOHSSA-O NADP(+) Chemical compound NC(=O)C1=CC=C[N+]([C@H]2[C@@H]([C@H](O)[C@@H](COP(O)(=O)OP(O)(=O)OC[C@@H]3[C@H]([C@@H](OP(O)(O)=O)[C@@H](O3)N3C4=NC=NC(N)=C4N=C3)O)O2)O)=C1 XJLXINKUBYWONI-NNYOXOHSSA-O 0.000 description 9
- 239000007864 aqueous solution Substances 0.000 description 9
- 239000011714 flavin adenine dinucleotide Substances 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
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- DVLFYONBTKHTER-UHFFFAOYSA-N 3-(N-morpholino)propanesulfonic acid Chemical compound OS(=O)(=O)CCCN1CCOCC1 DVLFYONBTKHTER-UHFFFAOYSA-N 0.000 description 6
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- AICOOMRHRUFYCM-ZRRPKQBOSA-N oxazine, 1 Chemical compound C([C@@H]1[C@H](C(C[C@]2(C)[C@@H]([C@H](C)N(C)C)[C@H](O)C[C@]21C)=O)CC1=CC2)C[C@H]1[C@@]1(C)[C@H]2N=C(C(C)C)OC1 AICOOMRHRUFYCM-ZRRPKQBOSA-N 0.000 description 6
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- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
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- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
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- 229910052792 caesium Inorganic materials 0.000 description 1
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- 238000004364 calculation method Methods 0.000 description 1
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- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
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- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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- 229960003966 nicotinamide Drugs 0.000 description 1
- 229940101270 nicotinamide adenine dinucleotide (nad) Drugs 0.000 description 1
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- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
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- 238000003825 pressing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
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- 239000011347 resin Substances 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- GSLCBDCDLKJBRQ-UHFFFAOYSA-M sodium 2-formyloxysulfonylbenzenesulfonate Chemical compound C(=O)OS(=O)(=O)C=1C(=CC=CC1)S(=O)(=O)[O-].[Na+] GSLCBDCDLKJBRQ-UHFFFAOYSA-M 0.000 description 1
- ZEDAGFBWUVYFQU-UHFFFAOYSA-M sodium;3-morpholin-4-ylpropane-1-sulfonate;hydrate Chemical compound [OH-].[Na+].OS(=O)(=O)CCCN1CCOCC1 ZEDAGFBWUVYFQU-UHFFFAOYSA-M 0.000 description 1
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- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/92—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving lipids, e.g. cholesterol, lipoproteins, or their receptors
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
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- G—PHYSICS
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/66—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving blood sugars, e.g. galactose
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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
- C12Q1/26—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase
- C12Q1/32—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase involving dehydrogenase
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- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Plural Heterocyclic Compounds (AREA)
Description
R2およびR3は、それぞれ独立して、メチル基、エチル基、メトキシ基またはエトキシ基を表わし;および
Xは、水素原子またはアルカリ金属を表わす、
で示される、2−置換チアゾリル−3−置換フェニル−5−スルホ化フェニル−2H−テトラゾリウム塩によって達成できる。
以下の方法に従って、下記構造を有する化合物(テトラゾリウム化合物1)を合成した。
4−ホルミルベンゼン−1,3−ジスルホン酸二ナトリウム(Disodium 4-Formylbenzene-1,3-disulfonate)(東京化成工業株式会社製) 8.59g及び(4,5−ジメチル−チアゾール−2−イル)ヒドラジン((4,5-Dimethyl-thiazol-2-yl)-hydrazine)(Fluorochem社製) 4.0gをRO水300mLに溶解させた。これに、酢酸1.6mLを加えウォーターバスにて60℃で2時間、加熱・攪拌した。加熱・攪拌終了後、溶媒を除去した。得られた残渣をアルコール洗浄した後、沈殿を濾別した。得られた沈殿を乾燥させることにより、ヒドラゾン化合物1を得た。
上記1.のヒドラゾン化合物1 1.39gを、RO水25mLとメタノール(和光純薬工業株式会社製)25mLとの混合液に溶解して、ヒドラゾン化合物1溶液を調製した。2−メトキシ−4−ニトロアニリン(2-methoxy-4-nitroaniline)(東京化成工業株式会社製) 0.437gをRO水3.44mLとアセトニトリル10mLとの混合液に溶解した。この溶液を0℃に保持しつつ、9.6N HCl 560μLを加え、亜硝酸ナトリウム溶液を滴下し、ジアゾ化を行った。このジアゾ化溶液を、−20℃に保持し、ヒドラゾン化合物1溶液に滴下した。滴下終了後、10N NaOH 600μLを滴下し、2時間室温(25℃)で攪拌して、ホルマザン化合物1を含む溶液(ホルマザン化合物1溶液)を調製した。このホルマザン化合物1溶液を9.6N HClにてpHを中性に調整し、溶媒を除去した。得られた残渣をイソプロパノールで洗浄した後、沈殿を濾別した。この沈殿を乾燥させることにより、ホルマザン化合物1を得た。
上記2.のホルマザン化合物1をRO水10mLに溶解して、ホルマザン化合物1溶液を調製した。ディスポーザブルカラム(大きさ:20cm×5cm)に、カラムクロマトグラフィー用充填剤(ナカライテスク株式会社製、COSMOSIL 40C18−PREP)を充填し、カラム分取システム(日本ビュッヒ社製、商品名:セパコア)にセットした。このカラムシステムを用いて、ホルマザン化合物1溶液を精製した。脱塩処理後、採取したフラクションの溶媒を除去し、得られた固形成分に、メタノール15mL、9.6N HCl 250μL、15%亜硝酸エチル(CH3CH2NO2)−エタノール溶液5mLを加えて、72時間、室温(25℃で)遮光にて攪拌した。
上記3.の反応溶液5mLに対し、ジエチルエーテルを加えて、テトラゾリウム化合物1を沈殿させた。この沈殿をドラフト内で乾燥させ、テトラゾリウム化合物1を得た(90mg、収率:5.0質量%)。
以下の方法に従って、下記構造を有する化合物(テトラゾリウム化合物2)を合成した。
4−ホルミルベンゼン−1,3−ジスルホン酸二ナトリウム(Disodium 4-Formylbenzene-1,3-disulfonate)(東京化成工業株式会社製) 8.59g及び(4,5−ジメチル−チアゾール−2−イル)ヒドラジン((4,5-Dimethyl-thiazol-2-yl)-hydrazine)(Fluorochem社製) 4.0gを、逆浸透水(RO水)300mLに溶解させた。これに、酢酸1.6mLを加えウォーターバスにて60℃で2時間、加熱・攪拌した。加熱・攪拌終了後、溶媒を除去した。得られた残渣をエタノールで洗浄した後、沈殿を濾別した。この沈殿を乾燥させることにより、ヒドラゾン化合物2を得た。
上記1.で得られたヒドラゾン化合物2 1.39gを、RO水25mLとメタノール25mLとの混合液に溶解して、ヒドラゾン化合物2溶液を調製した。2−エトキシ−4−ニトロアニリン(2-Ethoxy-4-nitroaniline)(五二化学工業株式会社製) 0.455gをRO水3.44mLとアセトニトリル10mLとの混合液に溶解した。この溶液を0℃に保持しつつ、9.6N HCl 560μLを加え、亜硝酸ナトリウム溶液を滴下し、ジアゾ化を行った。このジアゾ化溶液を、−20℃に保持し、ヒドラゾン化合物2溶液に滴下した。滴下終了後、10N NaOH 600μLを滴下し、2時間室温(25℃)で攪拌して、ホルマザン化合物2を含む溶液(ホルマザン化合物2溶液)を調製した。このホルマザン化合物2溶液を9.6N HClにてpHを中性に調整し、溶媒を除去した。得られた残渣をイソプロパノールで洗浄した後、沈殿を濾別した。得られた沈殿を乾燥させることにより、ホルマザン化合物2を得た。
上記2.のホルマザン化合物2をRO水10mLに溶解して、ホルマザン化合物2溶液を調製した。ディスポーザブルカラム(大きさ:20cm×5cm)に、カラムクロマトグラフィー用充填剤(ナカライテスク株式会社製、COSMOSIL 40C18−PREP)を充填し、カラム分取システム(日本ビュッヒ社製、商品名:セパコア)にセットした。このカラムシステムを用いて、ホルマザン化合物2溶液を精製した。脱塩処理後、採取した赤色フラクションをエバポレーターで溶媒を除去し、得られた固形成分に、メタノール15mL、9.6N HCl 250μL、15%亜硝酸エチル(CH3CH2NO2)−エタノール溶液5mLを加えて、72時間、室温(25℃で)遮光にて攪拌した。
上記3.の反応溶液5mLに対し、ジエチルエーテル50mLを加えることにより、テトラゾリウム化合物2を沈殿させた。これを遠心分離し、上澄みを除去後、さらにジエチルエーテルで洗浄した。この沈殿をドラフト内で乾燥させ、テトラゾリウム化合物2を得た(120mg、6.5質量%)。
上記実施例1〜2のテトラゾリウム化合物1〜2および下記構造の比較化合物1〜5(それぞれ、比較例1〜5)について、下記方法に従って、水溶性、感度、キレート速度、極大吸収波長(λmax)、および安定性を評価し、結果を下記表1に示す。
各化合物を、水溶液中の化合物の濃度が200mMとなるような量で、RO水 100μL、0.5M MOPS溶液(pH7.2)100μLに加えた。5分間撹拌した後、沈殿物を目視で確認した。200mMの水溶液にて沈殿物がない場合には溶解性を○とした。200mMの水溶液にても沈殿物が認められる場合には、溶解性を「×」とした。
各化合物のホルマザンの終濃度が50〜200mMとなるように、10mM MOPS溶液(pH7.2)を加えて、試料を調製した。このとき、いずれの試料も赤褐色に発色した。
各化合物 0.02mmolに、RO水 75μL及び0.5M MOPS溶液(pH7.2)100μLを添加、溶解して、試料を調製した。対照として、2−benzothiazolyl−3−(4−carboxy−2−methoxyphenyl)−5−[4−(2−sulfoethylcarbamoyl)phenyl]−2H−tetrazolium(WST−4) 11.6mgに、RO水 85μL及び0.5M MOPS溶液(pH7.2)100μLを添加、溶解して、対照試料を調製した。
3.5mgに、RO水 200μLを加えて溶解させて、s−PMS溶液を調製した。塩化ニッケル 129mgにRO水1mL加え溶解させ、ニッケル溶液を調製した。
各化合物 0.02mmolに、RO水 75μL及び0.5M MOPS溶液(pH7.2)100μLを添加、溶解して、試料を調製した。
Claims (10)
- 前記式(1)において、3位のフェニル基が、アルコキシ基(−OR1)が2位におよびニトロ基(−NO2)が4位に存在するフェニル基である、請求項1に記載のテトラゾリウム塩。
- 前記式(1)において、5位のフェニル基が、スルホ基(−SO3 −)が2,4位または3,5位に存在するフェニル基である、請求項1または2に記載のテトラゾリウム塩。
- 請求項1〜4のいずれか1項に記載の2−置換チアゾリル−3−置換フェニル−5−スルホ化フェニル−2H−テトラゾリウム塩を含む生体成分濃度測定用試薬。
- さらに遷移金属化合物を含む、請求項5に記載の生体成分濃度測定用試薬。
- 前記遷移金属化合物がニッケル化合物である、請求項6に記載の生体成分濃度測定用試薬。
- 血液または体液中の、グルコース、コレステロール、中性脂肪、ニコチンアミドアデニンジヌクレオチドリン酸(NADPH)、ニコチンアミドアデニンジヌクレオチド(NADH)または尿酸の濃度の測定のために使用される、請求項5〜7のいずれか1項に記載の生体成分濃度測定用試薬。
- 生体試料に、請求項1〜4のいずれか1項に記載の2−置換チアゾリル−3−置換フェニル−5−スルホ化フェニル−2H−テトラゾリウム塩、酸化還元酵素および遷移金属化合物を添加して、発色量を測定し、当該発色量に基づいて前記生体試料中の生体成分の濃度を定量することを有する、生体成分濃度の測定方法。
- 前記生体試料中の生体成分が、血液または体液中の、グルコース、コレステロール、中性脂肪、ニコチンアミドアデニンジヌクレオチドリン酸(NADPH)、ニコチンアミドアデニンジヌクレオチド(NADH)または尿酸である、請求項9に記載の方法。
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