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    • 22. 发明授权
    • Agent and process for the detection of redox systems
    • 用于检测氧化还原系统的代理和过程
    • US4820632A
    • 1989-04-11
    • US774353
    • 1985-09-10
    • Gunter FreyGerd Zimmermann
    • Gunter FreyGerd Zimmermann
    • A61K49/00C07F9/30C07F9/32C07F9/38C07F9/40C07F9/572C07F9/60C07F9/6584C09B55/00C12Q1/26C12Q1/28C12Q1/34C12Q1/56G01N21/78G01N31/00G01N31/22
    • C12Q1/34C07F9/301C07F9/3211C07F9/3808C07F9/4006C07F9/5728C07F9/60C07F9/6584C12Q1/28C12Q2326/00Y10T436/173845Y10T436/206664
    • The present invention is concerned with the use of aniline derivatives of the general formula: ##STR1## wherein R.sub.1 is a hydrogen atom or a lower alkyl or aryl radical, R.sub.2 is a hydrogen atom or a lower alkyl radical which can be substituted by hydroxyl, amino, carboxyl, lower alkoxycarbonyl, lower alkanoylamido, aryl lower alkyl or aryl or by a group of the structure: ##STR2## in which R.sub.5 and R.sub.6 have the meanings given hereinafter, R.sub.3 is a hydrogen or halogen atom or a carboxyl group, R.sub.4 and R'.sub.4, which can be the same or different, are hydrogen or halogen atoms, carboxyl groups or lower alkoxy radicals or lower alkyl radicals which are preferably in the m-position and R.sub.1 and R.sub.4 or R.sub.2 and R.sub.4 or R.sub.4 and R'.sub.4, when the two substituents are ortho to one another, can together form a saturated or unsaturated hydrocarbon chain containing 2 to 6 carbon atoms which can be substituted by hydroxyl or oxo groups, R.sub.5 is a hydrogen atom or a lower alkyl radical and R.sub.6 is a hydroxyl group or a lower alkoxy, lower alkyl or aryl radical; and of the salts thereof with acids and bases(a) as colour former, together with an oxidisable coupling component, in the Trinder reaction for the detection of(a) hydrogen peroxide or hydrogen peroxide-forming systems or(b) peroxidase or peroxidate-acting substances or(b) together with an oxidation agent for the detection of aromatic amines or of systems forming such amines.The present invention also provides agents for the detection of redox systems containing the above aniline derivatives of general formula I.Furthermore, the present invention provides new aniline derivatives coming within the ambit of the above general formula I, as well as processes for the preparation thereof.
    • 本发明涉及以下通式的苯胺衍生物的用途:其中R 1为氢原子或低级烷基或芳基,R 2为氢原子或可被取代的低级烷基 羟基,氨基,羧基,低级烷氧基羰基,低级烷酰氨基,芳基低级烷基或芳基,或以下结构基团:其中R 5和R 6具有下文给出的含义,R 3是氢或卤素原子或羧基 基团,可以相同或不同的R 4和R'4是氢或卤素原子,优选位于m位的羧基或低级烷氧基或低级烷基,R 1和R 4或R 2和R 4或R 4 和R'4,当两个取代基彼此邻位时,可以一起形成含有2-6个碳原子的饱和或不饱和烃链,其可以被羟基或氧代基取代,R5是氢原子或低级烷基 R6为羟基或低级a 烷氧基,低级烷基或芳基; (a)作为成色剂和可氧化偶联组分的盐和它们的盐在Trinder反应中用于检测(a)过氧化氢或过氧化氢形成体系,或(b)过氧化物酶或过氧化物 - 作用物质或(b)与氧化剂一起检测芳族胺或形成这种胺的体系。 本发明还提供了用于检测含有上述通式I的苯胺衍生物的氧化还原体系的试剂。此外,本发明提供了在上述通式I的范围内的新的苯胺衍生物,以及其制备方法 。
    • 25. 发明授权
    • Urea-phosphorus compounds
    • 尿素磷化合物
    • US3965127A
    • 1976-06-22
    • US582962
    • 1975-06-02
    • Gail H. Birum
    • Gail H. Birum
    • C07F9/30C07F9/38C07F9/6584C09K21/12C07F9/02
    • C09K21/12C07F9/301C07F9/3808C07F9/6584
    • The present invention relates to new cyclic organophosphorus esters having the following structures: ##EQU1## where R is aryl or chloroalkyl of 2 to 10 carbon atoms,R' is aryloxy or chloroalkyloxy of 2 to 10 carbon atoms,R" is hydrogen, alkyl, alkenyl, furanyl or aryl of 1 to 15 carbon atoms and substituted aryl forms where the substituent is fluorine, chlorine, bromine, cyano, hydroxyl, alkyloxy, alkylthio or mixtures of such substituents, andY is O or S.The organophosphorus compounds have biological activity and are also useful as fire retardants, and as lead scavengers in gasoline.
    • 本发明涉及具有以下结构的新型环状有机磷酯:Y并行-ROH CH3NHCNHCH3 +(RO)2PR'+ R''CHO - > O并列R'-P --- CHR“'| CH3NNCH3角度C并行 Y,其中R是2至10个碳原子的芳基或氯代烷基,R'是2至10个碳原子的芳氧基或氯代烷氧基,R“是氢,烷基,烯基,呋喃基或具有1至15个碳原子的芳基和取代的芳基 其中取代基是氟,氯,溴,氰基,羟基,烷氧基,烷硫基或这些取代基的混合物,Y是O或S.