Metal catalyst and its use
    31.
    发明申请
    Metal catalyst and its use 失效
    金属催化剂及其用途

    公开(公告)号:US20060211891A1

    公开(公告)日:2006-09-21

    申请号:US10552664

    申请日:2004-04-14

    IPC分类号: B01J31/00 C07C45/29

    摘要: A metal catalyst obtained by contacting (A) at least one metal or metal compound selected from i) tungsten compounds composed of tungsten and an element of group IIIb, IVb, Vb, or VIb, ii) molybdenum compounds composed of molybdenum and an element of group IIIb, IVb, Vb, or VIb, and iii) tungsten metal and molybdenum metal; (B) at least one compound selected from tertiary amine compounds, tertiary amine oxide compounds, nitrogen-containing aromatic compounds and nitrogen-containing aromatic N-oxide compounds; (C) hydrogen peroxide; and (D) a phosphate compound, is provided.

    摘要翻译: 一种金属催化剂,其通过使(A)至少一种金属或金属化合物与选自i)钨化合物和IIIb族,IVb族,Vb族或VIb族元素组成的金属或化合物接触而获得,ii)由钼和钼元素组成的钼化合物 IIIb族,IVb族,Vb族或VIb族,iii)钨金属和钼金属; (B)至少一种选自叔胺化合物,叔胺氧化物,含氮芳族化合物和含氮芳族N-氧化物的化合物; (C)过氧化氢; 和(D)磷酸酯化合物。

    Process for racemization of optically active 1-phenylethylamine
derivative
    33.
    发明授权
    Process for racemization of optically active 1-phenylethylamine derivative 失效
    光学活性1-苯基乙胺衍生物外消旋化的方法

    公开(公告)号:US5723672A

    公开(公告)日:1998-03-03

    申请号:US759633

    申请日:1996-12-05

    摘要: A process for racemization of an optically active 1-phenylethylamine derivative represented by formula (I): ##STR1## wherein R.sup.1 represents a phenyl group substituted at least at the ortho-position, which comprises reacting the optically active 1-phenylethylamine derivative (1) with an aldehyde compound represented by formula (2): R.sup.2 --CHO (2) where R.sup.2 represents an optionally substituted alkyl group or an optionally substituted phenyl group to form an optically active imine represented by formula (3): ##STR2## reacting the imine with an alkaline metal tert-alkoxide in an aprotic solvent, and then hydrolyzing the resultant racemic imine.

    摘要翻译: 由式(I)表示的光学活性1-苯基乙胺衍生物外消旋化的方法:其中R1表示至少在邻位取代的苯基,其包括将光学活性1-苯基乙胺衍生物 (1)与由式(2)表示的醛化合物:R2-CHO(2)其中R2表示任选取代的烷基或任选取代的苯基以形成由式(3)表示的光学活性亚胺: (3)将亚胺与碱金属叔醇盐在非质子溶剂中反应,然后水解所得的外消旋亚胺。

    PROCESS FOR PRODUCING ALPHA-HYDROXYKETONE COMPOUND
    35.
    发明申请
    PROCESS FOR PRODUCING ALPHA-HYDROXYKETONE COMPOUND 审中-公开
    生产α-羟基酮酮化合物的方法

    公开(公告)号:US20130281709A1

    公开(公告)日:2013-10-24

    申请号:US13979441

    申请日:2012-01-27

    申请人: Koji Hagiya

    发明人: Koji Hagiya

    IPC分类号: C07C319/20 C07D233/20

    摘要: An object of the present invention is to produce an α-hydroxyketone compound easily and effectively. Provided is a process for producing an α-hydroxyketone compound comprising a stirring step of stirring one or more aldehyde compounds or polymers thereof in the presence of a base and an imidazolinium salt represented by the formula (1): wherein R1 and R2 each independently represent a hydrogen atom, an alkyl group optionally having a substituent or an aryl group optionally having a substituent, or R1 and R2 are bound to each other to form a ring together with carbon atoms to which they bind, R3 and R4 each independently represent an aryl group having one or more electron withdrawing groups, and X− represents an anion.

    摘要翻译: 本发明的目的是容易且有效地制备α-羟基酮化合物。 提供一种制备α-羟基酮化合物的方法,其包括在碱和式(1)表示的咪唑啉鎓盐存在下搅拌一种或多种醛化合物或其聚合物的搅拌步骤:其中R1和R2各自独立地表示 氢原子,任选具有取代基的烷基或任选具有取代基的芳基,或R 1和R 2彼此结合形成环,与它们所键合的碳原子一起形成环,R 3和R 4各自独立地表示芳基 基团,具有一个或多个吸电子基团,X-表示阴离子。

    PROCESS FOR PRODUCING SULFUR-CONTAINING AMINO ACID OR SALT THEREOF
    36.
    发明申请
    PROCESS FOR PRODUCING SULFUR-CONTAINING AMINO ACID OR SALT THEREOF 有权
    生产含有氨基酸或其盐的硫酸盐的方法

    公开(公告)号:US20130012737A1

    公开(公告)日:2013-01-10

    申请号:US13636238

    申请日:2011-03-24

    IPC分类号: C07C319/20

    CPC分类号: C07C319/20 C07C323/58

    摘要: According to the present invention, a new process for producing a sulfur-containing amino acid without using of hydrogen cyanide or sodium azide which requires careful handling as a raw material can be provided.The present invention relates to a process for producing a sulfur-containing amino acid represented by the following formula (1) or a salt thereof: wherein R1 is an alkyl group having 1 to 12 carbon atoms and optionally having substituents or a cycloalkyl group having 3 to 12 carbon atoms and optionally having substituents, and n is an integral number of from 1 to 4, comprising a step of reacting a sulfur-containing 2-ketocarboxylic acid represented by the formula (2) or a salt thereof: wherein R1 and n mean the same as defined above, with ammonia and hydrogen in the presence of a transition metal catalyst.

    摘要翻译: 根据本发明,可以提供一种不使用需要小心处理作为原料的氰化氢或叠氮化钠来生产含硫氨基酸的新方法。 本发明涉及一种由下式(1)表示的含硫氨基酸或其盐的制备方法:其中R1是具有1至12个碳原子并且任选具有取代基的烷基或具有3个 至12个碳原子,并且任选地具有取代基,n为1至4的整数,包括使式(2)表示的含硫的2-酮羧酸或其盐:其中R1和n 表示与上述相同,在过渡金属催化剂存在下用氨和氢气。

    Potassium fluoride dispersion and process for producing fluorine-containing organic compound using the same
    37.
    发明授权
    Potassium fluoride dispersion and process for producing fluorine-containing organic compound using the same 失效
    氟化钾分散体及使用其的含氟有机化合物的制造方法

    公开(公告)号:US08350091B2

    公开(公告)日:2013-01-08

    申请号:US13341069

    申请日:2011-12-30

    IPC分类号: C07C45/90

    摘要: A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion.

    摘要翻译: 基本上由氟化钾和沸点高于甲醇的非质子有机溶剂组成的氟化钾分散液,其通过将含有氟化钾的混合物和5至50重量份的甲醇混合,每1重量份的钾 用非质子有机溶剂氟化,然后浓缩所得混合物,以及含氟有机化合物的制备方法,包括使具有至少一个能够被氟原子取代的基团的有机化合物与氟原子分散体接触。

    Process for producing alpha-hydroxyketone compound
    38.
    发明授权
    Process for producing alpha-hydroxyketone compound 失效
    α-羟基酮化合物的制备方法

    公开(公告)号:US08350051B2

    公开(公告)日:2013-01-08

    申请号:US13121694

    申请日:2009-10-08

    申请人: Koji Hagiya

    发明人: Koji Hagiya

    IPC分类号: C07D233/02 C07C45/72

    摘要: A process for producing an α-hydroxyketone compound, which comprises subjecting an aldehyde compound to a coupling reaction in the presence of an alkoxyimidazolidine compound represented by the formula (1) wherein R1? and R2? independently represent a hydrogen atom, etc., R3? and R4? independently represent a substituted or unsubstituted aryl group, etc. and R5? represents an alkyl group.

    摘要翻译: 一种α-羟基酮化合物的制造方法,其特征在于,在式(1)表示的烷氧基咪唑烷化合物的存在下,使醛化合物进行偶联反应, 和R2? 独立地表示氢原子等, 和R4? 独立地表示取代或未取代的芳基等, 表示烷基。

    Method for producing tetrafluoroterephthalic acid difluoride
    39.
    发明授权
    Method for producing tetrafluoroterephthalic acid difluoride 失效
    生产四氟对苯二甲酸二氟化物的方法

    公开(公告)号:US08017798B2

    公开(公告)日:2011-09-13

    申请号:US12096129

    申请日:2006-11-21

    申请人: Koji Hagiya

    发明人: Koji Hagiya

    IPC分类号: C07C69/76

    摘要: A method for producing tetrafluoroterephthalic acid difluoride comprising reacting tetrachloroterephthalic acid dichloride with potassium fluoride in the presence of dimethyl sulfone.

    摘要翻译: 一种生产四氟对苯二甲酸二氟化物的方法,包括在二甲基砜存在下使四氯对苯二甲酰氯与氟化钾反应。

    Process for production of halogen-substituted benzenedimethanol
    40.
    发明授权
    Process for production of halogen-substituted benzenedimethanol 失效
    制备卤素取代苯二甲醇的方法

    公开(公告)号:US07973201B2

    公开(公告)日:2011-07-05

    申请号:US12303585

    申请日:2007-06-21

    申请人: Koji Hagiya

    发明人: Koji Hagiya

    IPC分类号: C07C33/28 C07C29/136

    CPC分类号: C07C29/147 C07C33/46

    摘要: A process for the production of a halogen-substituted benzenedimethanol represented by the formula (2): wherein X1, X2, X3 and X4 are the same or different and independently represent a hydrogen atom or a halogen atom, provided that at least one of X1, X2, X3 and X4 represents a halogen atom, comprising reacting a halogen-substituted terephthalic acid diester represented by the formula (1): wherein X1, X2, X3 and X4 are the same meanings as defined above and R1 and R2 are the same or different and independently represent an unsubstituted or substituted alkyl group, a metal borohydride compound and an acid in the presence of an ether solvent, wherein the amount of the acid is 0.2 to 3 moles per 1 mole of the metal borohydride compound based on protons, and the reaction is conducted under the condition where the liquid phase of the reaction mixture is a single layer.

    摘要翻译: 一种制备由式(2)表示的卤素取代的苯二甲醇的方法:其中X1,X2,X3和X4相同或不同,并且独立地表示氢原子或卤原子,条件是X1中的至少一个 X 1,X 3和X 4表示卤素原子,包括使由式(1)表示的卤素取代的对苯二甲酸二酯:其中X 1,X 2,X 3和X 4与上述相同,R 1和R 2相同 或不同且独立地表示未取代或取代的烷基,金属硼氢化合物和酸,在醚溶剂存在下,其中每1摩尔基于质子的金属硼氢化合物的酸的量为0.2至3摩尔, 反应在反应混合物的液相为单层的条件下进行。