Method for producing e-oxime ether of phenylglyoxylic ester
    3.
    发明专利
    Method for producing e-oxime ether of phenylglyoxylic ester 审中-公开
    用于生产苯氧基酯的E型氧化物的方法

    公开(公告)号:JP2003002867A

    公开(公告)日:2003-01-08

    申请号:JP2002143979

    申请日:2002-05-20

    CPC classification number: C07C251/48

    Abstract: PROBLEM TO BE SOLVED: To provide a method for easily producing an E-oxime ether isomer of a phenylglyoxylic ester.
    SOLUTION: The method for producing the E-oxime ether represented by formula (I) (wherein, X and Y are each a halogen, a 1-4C alkyl, a 1-4C alkoxy, trifluoromethyl, and a 1-1-5C alkyl-(2-5C alkenyl)-hydroxyimino-1-5C alkyl-(2-5C alkenyl)-hydroxyimino; (m) is an integer of 0-54; (n) is an integer of 0-53) is characterized by converting the E-oxime ether represented by formula (IIa) (wherein, substituents are the same as defined above) to a salt by using a base in the presence of an organic diluent and reacting the product with a methylation agent of CH
    3 (wherein, X is Cl, Br, or the like).
    COPYRIGHT: (C)2003,JPO

    Abstract translation: 要解决的问题:提供一种容易地生产苯基乙醛酸酯的肟基醚异构体的方法。 解决方案:制备由式(I)表示的E-肟醚的方法(其中X和Y各自为卤素,1-4C烷基,1-4C烷氧基,三氟甲基和1-1-5C烷基 - (2-5C烯基) - 羟基亚氨基-1C-C 1-5烷基 - (2-5C烯基) - 羟基亚氨基;(m)是0-54的整数;(n)是0-53的整数) 由式(IIa)表示的E-肟醚(其中取代基与上述定义相同)与盐在有机稀释剂存在下使用碱反应,并使产物与甲基化试剂CH3(其中X, 是Cl,Br等)。

    New halomethylbenzoyl cyanide
    5.
    发明专利
    New halomethylbenzoyl cyanide 有权
    新的甲基苯甲酰氯

    公开(公告)号:JP2006188531A

    公开(公告)日:2006-07-20

    申请号:JP2006052375

    申请日:2006-02-28

    CPC classification number: C07C255/40 C07C253/14

    Abstract: PROBLEM TO BE SOLVED: To provide a new halomethylbenzoyl cyanide industrially useful as an important intermediate product for the synthesis of a plant protection agent. SOLUTION: The halomethylbenzoyl cyanide expressed by formula I' is produced by the reaction of a halomethylbenzoyl chloride with an alkali metal cyanide or a transition metal cyanide. In the formula, X is a halogen atom, a 1-4C alkyl, a 1-4C alkoxy, trifluoromethyl, -C(1-5C alkyl)=N-O-(1-5C alkyl) or -C(1-5C alkyl)=N-O-(2-5C alkenyl); m is 0-4; and Y is chloromethyl or bromomethyl. COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题:提供工业上可用作合成植物保护剂的重要中间产物的新的卤代甲基苯甲酰氰。 解决方案:由式I'表示的卤代甲基苯甲酰氰由卤代甲基苯甲酰氯与碱金属氰化物或过渡金属氰化物的反应产生。 在该式中,X是卤素原子,1-4C烷基,1-4C烷氧基,三氟甲基,-C(1-5C烷基)= NO-(1-5C烷基)或-C(1-5C烷基) = NO-(2-5C烯基); m为0-4; Y是氯甲基或溴甲基。 版权所有(C)2006,JPO&NCIPI

    METHOD FOR PRODUCING O-CHLOROMETHYL BENZOIC ACID CHLORIDES
    9.
    发明申请
    METHOD FOR PRODUCING O-CHLOROMETHYL BENZOIC ACID CHLORIDES 审中-公开
    制备邻氯甲基苯甲酸氯化物的方法

    公开(公告)号:WO0142182A3

    公开(公告)日:2001-12-06

    申请号:PCT/EP0011810

    申请日:2000-11-27

    CPC classification number: C07C51/60 C07C63/04 C07C63/10

    Abstract: The invention relates to a method for producing o-chloromethyl benzoic acid chlorides of formula (I), in which R to R can be the same or different and represent hydrogen C1-C4 alkyl, halogen or trifluoromethyl, by reacting benzo-condensed lactones of formula (II), in which R to R have the above-mentioned meaning, with thionyl chloride. The inventive method is characterized in that the reaction is carried out in the presence of catalytic quantities of a boric acid, boric acid anhydride, borate, boronic acid or boronic acid ester and in the presence of catalytic quantities of a quaternary ammonia salt.

    Abstract translation: 本发明涉及一种用于制备式(I)的邻 - 氯甲基苯甲酰氯,于R的处理<4>可以<1>是相同的或R不同,并代表氢,C1-C4烷基,卤素或三氟甲基,通过使 苯并稠合的式内酯(II),至R <4>具有R <1>如上所定义,与亚硫酰氯,其特征在于gekennzeichet,在催化量的硼酸,的存在下进行反应硼酸酐,硼酸盐,硼酸或Boronsäureester一个和 催化量的季铵盐。

    METHOD FOR THE PRODUCTION OF 3-PHENYL(THIO)URACILS AND DITHIOURACILS

    公开(公告)号:CA2574406C

    公开(公告)日:2013-02-19

    申请号:CA2574406

    申请日:2005-07-13

    Applicant: BASF AG

    Abstract: The invention relates to a method for the production of 3-phenyl(thio)uracils and dithiouracils of formula I, wherein the variables have the meanings cited in the description, characterized in that carbamates of formula II, wherein variables X1, X3, Ar and A have the above-mentioned meanings and L1 represents a nucleophilically displaceable nucleofuge, can be reacted with enamines of formula III, wherein variables X2, R1, R2 and R3 have the above-mentioned meanings and L2 represents a nucleophilically displaceable nucleofuge. The invention also relates to intermediate products for the production thereof.

Patent Agency Ranking