IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0077796
(1993-06-18)
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발명자
/ 주소 |
- Hatch Robert P. (Elkhart IN) Lin Nan-Horng (Mundelein IL) Ruetten Scott (Granger IN)
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출원인 / 주소 |
- Miles Inc. (Elkhart IN 02)
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인용정보 |
피인용 횟수 :
8 인용 특허 :
0 |
초록
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2-Benzothiazolyl tetrazolium salt compounds have been found to be characterized by a reflectance spectrum exhibiting an extended plateau above about 600-650 nm. Such compounds are useful as chromogenic indicators for reducing substances such as NADH. The reflectance plateau confers improved accuracy
2-Benzothiazolyl tetrazolium salt compounds have been found to be characterized by a reflectance spectrum exhibiting an extended plateau above about 600-650 nm. Such compounds are useful as chromogenic indicators for reducing substances such as NADH. The reflectance plateau confers improved accuracy to analytical assays, particularly for the determination of analytes of medical diagnostic significance, in which a colorimetric response on a reagent carrier matrix is measured by reflectance.
대표청구항
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2-Benzothiazol tetrazolium salts which are selected from the group consisting of 2-(benzothiazol-2-yl)-3-(4-nitrophenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(benzothiazol-2-yl)-3-(4-methoxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(4-nitrophenyl)-5-(4-acet
2-Benzothiazol tetrazolium salts which are selected from the group consisting of 2-(benzothiazol-2-yl)-3-(4-nitrophenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(benzothiazol-2-yl)-3-(4-methoxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(4-nitrophenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(4-nitro-1-naphthyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(8-quinolyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(1-naphthyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(1-naphthyl)-5-(4-nitrophenyl) tetrazolium salt; 2-yl)-3-(2-methyl-4-carboxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(4-carboxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-ethoxybenzothiazol-2-yl)-3-(4-chloro-1-naphthyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-[(5,6,7,8)-tetrahydronaphtho (2,3-d) thiazolyl-2-yl]-3-(4-nitronaphthyl)-5-(4-methoxyphenyl) tetrazolium salt; 2[(5,6,7,8)-tetrahydronaphtho(2,3-d)thiazol-2-yl]-3-(4-nitronaphthyl)-5-(3,4-methylenedioxy-phenyl) tetrazolium salt; 2-[(5,6,7,8)-tetrahydronaphtho[2-3-d]thiazol-2-yl]-3-(4-nitronaphthyl)-5-(4-fluorophenyl) tetrazolium salt; 2[(5,6,7,8)-tetrahydronaphtho(2,3-d)-thiazolyl-2-yl]-3-(4-nitrophenyl)-5-(4-methoxyphenyl) tetrazolium salt; 2-(6-methylbenzothiazol-2-yl)-3-(3,4,5-trimethoxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-methylbenzothiazol-2-yl)-3-(3,4,5-trimethoxyphenyl)-5-(3,4,5-trimethoxyphenyl) tetrazolium salt; 2-(6-methylbenzothiazol-2-yl)-3-(4-methoxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-(6-carboxybenzothiazol-2-yl)-3 -(3,4,5-trimethoxyphenyl)-5-(3,4-methylenedioxyphenyl) tetrazolium salt; 2-[naphtho(1,2-d)-thiazol-2-yl]-3-(2-methoxy-4-carboxyphenyl-5-[4-(2-(2-hydroxyethoxy)-ethoxy)-ethoxy)-ethoxy-phenyl]tetrazolium salt; 2-[naphtho(1,2-d)-thiazol-2-yl]-3-(4-acetamidophenyl)-5-(methylenedioxyphenyl) tetrazolium salt; 2-[naphtho-(1,2-d)-thiazol-2-yl]-3-(8-quinolyl)-5-(3,4,5-trimethoxyphenyl) tetrazolium salt; 2[naphtho-(1,2-d)-thiazol-2-yl]-3-(2-methoxyphenyl)-5-(3,4-methylenedioxyphenyl) tetrazolium salt; 2-[naphtho(1,2-d)-thiazol-2-yl]-3-(4-nitronaphthyl)-5-(3,4-methylenedioxyphenyl) tetrazolium salt; 2-[naphtho(1,2-d)-thiazol-2-yl]-3-(4-nitronaphthyl)-5-phenyl tetrazolium salt; 2-[naphtho-(1,2-d)-thiazol-2-yl]-3-(4-nitrophenyl)-5-[4-(2′,3′-dihydroxypropylthio)phenyl]tetrazolium salt; 2-[naphtho-(1,2-d)-thiazol-2-yl]-3-(4-carboxyphenyl)-5-(4-acetamidophenyl) tetrazolium salt; 2-[naphtho-(1,2-d)-thiazol-2-yl]-3-(4-carboxy phenyl) -5-[4-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)phenyl]tetrazolium salt; 2-[naphtho-(1,2-d)-thiazol-2-yl]-3-(2-methyl-4-carboxyphenyl)-5-(3,4-methylenedioxyphenyl) tetrazolium salt; 2-[naphtho(1,2-d)-thiazol-2-yl]-3-(2-methyl-4-nitrophenyl)-5-(3,4-methylene-dioxyphenyl) tetrazolium salt; and 2-[naphtho(1,2-d)-thiazol-2-yl]-3-(4-cyanophenyl)-5-(3-methoxyphenyl) tetrazolium salt.
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