METHOD FOR PREPARING 1,3,4-SUBSTITUTED PYRAZOL COMPOUNDS
    1.
    发明申请
    METHOD FOR PREPARING 1,3,4-SUBSTITUTED PYRAZOL COMPOUNDS 审中-公开
    用于生产取代1,3,4-吡唑

    公开(公告)号:WO2009135808A2

    公开(公告)日:2009-11-12

    申请号:PCT/EP2009055328

    申请日:2009-05-04

    Abstract: The present invention relates to a method for preparing 1,3-substituted pyrazol compounds of formula (I), where X stands for a group CX1X2X3, with X1, X2 and X3 being hydrogen, fluorine or chlorine, independently of one another, R1 being an C1-C4 alkyl or cyclopropyl, and R2 being hydrogen, CN or a group CO2R2a, where R2a stands for C1-C6 alkyl in particular, comprising the following steps: i) reacting a compound of formula II with a hydrazone of formula (III), wherein in formula (II) the variables X and R2 have the same meaning as indicated for formula (I), Y stands for oxygen, a group NRy1 or a group [NRy2Ry3]+Z- , R3 stands for OR3a or a group NR3bR3c, and wherein in formula (III) the variable R1 has the same meaning as indicated for formula (I), R4 and R5 stand for hydrogen, C1-C6 alkyl, alternatively substituted phenyl, independent of one another, wherein at least one of the radicals R4 or R5 is different from hydrogen and where R4 and R5 can also stand for a 5 to 10-membered saturated carbocycle together with the carbon atom connected thereto; treatment of the reaction product obtained thereby with an acid in the presence of water.

    Abstract translation: 本发明涉及一种方法,用于制备1,3-取代的式(I),其中X是特别的一组CX1X2X3,其中X1,X2和X3独立地为特别是氢,氟或氯的吡唑化合物中,R1是C1 〜C 4烷基或环丙基,和R 2是氢,CN或基团CO2R2a,其中R 2a是特别C1-C6烷基,所述方法包括以下步骤:i)将式II的化合物与下式的腙反应 (III)其中在式(II)中,变量,X和R 2具有对式(I)所给出的含义,Y是氧,一组或一组NRy1 [NRy2Ry3] + Z-,R 3表示OR3a或一组NR3bR3c ,并且其中,在式(III)中,变量R1具有式(I)中给出的含义,R4和R5独立地是氢,C1-C6烷基,其任选被取代的苯基,其中至少一个基团 ëR4或R5是不同于氢,并且其中可以与它们所连接为一个5至10元饱和碳环,R4和R5的碳原子一起; 在水存在下用酸处理所得到的反应产物。

    METHOD FOR PREPARING 1,3,4-SUBSTITUTED PYRAZOL COMPOUNDS

    公开(公告)号:ZA201008637B

    公开(公告)日:2014-08-27

    申请号:ZA201008637

    申请日:2010-12-01

    Applicant: BASF SE

    Abstract: The present invention relates to a process for preparing 1,3-substituted pyrazole compounds of the formula I in which X is especially a CX1X2X3 group in which X1, X2 and X3 are each independently especially hydrogen, fluorine or chlorine, R1 is C1-C4-alkyl or cyclopropyl, and R2 is hydrogen, CN or a CO2R2a group in which R2a is especially C1-C6-alkyl, comprising the following steps: i) reacting a compound of the formula II with a hydrazone of the formula III where the variables X and R2 in formula II are each as defined for formula I, Y is oxygen, an NRy1 group or an [NRy2Ry3]+Z- group, R3 is OR3a or an NR3bR3c group, and where the variable R1 in formula III is as defined for formula I, R4 and R5 are each independently hydrogen, C1-C6-alkyl, optionally substituted phenyl, where at least one of the R4 and R5 radicals is different from hydrogen, and where R4 and R5 together with the carbon atom to which they are bonded may also be a 5- to 10-membered saturated carbocycle; ii) treating the reaction product obtained with an acid in the presence of water.

    СПОСОБ СУЛЬФИНИРОВАНИЯ ПРОИЗВОДНОЙ ПИРАЗОЛА

    公开(公告)号:UA98474C2

    公开(公告)日:2012-05-25

    申请号:UAA200905381

    申请日:2007-11-05

    Applicant: BASF SE

    Abstract: Данноеизобретениекасаетсяновогоспособасульфинированияпроизводнойпиразола, вкотором 5-амино-1-[2,6-дихлор-4-(трифторметил)фенил]-1Н-пиразол-3-карбонитрил (II) подвергаютреакциис сульфинирующимагентом, выбраннымизтрифторметилсульфиновойкислоты, ангидридатрифторметилсульфиновойкислоты, солитрифторметилсульфинатащелочногоилищелочноземельногометаллаи смесейкислотыи/илисоли(ей), вприсутствиипокрайнеймереодногоамино/ кислотногокомплекса, гдеамин(ы) выбран(ы) изтретичныхаминов, акислота(ы) выбрана(ы) изфтористоводородной, хлористоводородной, бромистоводородной, йодистоводороднойкислоти производныхсульфоновойкислоты, сдобавлениемгалогенирующегоагента.

    СПОСОБ СУЛЬФИНИЛИРОВАНИЯ ПРОИЗВОДНОЙ ПИРАЗОЛА

    公开(公告)号:EA016304B1

    公开(公告)日:2012-04-30

    申请号:EA200900628

    申请日:2007-11-05

    Applicant: BASF SE

    Abstract: Настоящееизобретениеотноситсяк новомуспособусульфинилированияпроизводнойпиразола, характеризующемусятем, что 5-амино-1-[2,6-дихлор-4-(трифторметил)фенил]-1H-пиразол-3-карбонитрил (II) подвергаютреакциис сульфинилирующимагентом S вприсутствиипокрайнеймереодногоамино/кислотногокомплекса, вкоторомамин(ы) является(ются) выбранным(и) извторичныхи/илитретичныхаминов, акислота(ы) является(являются) выбранной(ыми) изфтористо-водородной, хлористо-водородной, бромисто-водороднойи йодисто-водороднойкислоти производныхсульфоновойкислоты, придобавлениигалогенирующегоагента, где S представляетсобой [CFS(O)]O или CFS(O)X, где X означаетфтор, хлор, бром, йод, гидроксигруппуилисольщелочногоилищелочно-земельногометаллагидроксигруппы; илиихсмеси, гдетемпературареакционнойсмесиникогданепревышает 39°C.

    PROCESS FOR THE SULFINYLATION OF A PYRAZOLE DERIVATIVE

    公开(公告)号:ZA200903968B

    公开(公告)日:2012-02-29

    申请号:ZA200903968

    申请日:2009-06-08

    Applicant: BASF SE

    Abstract: The present invention relates to a process for the of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent selected from trifluoromethylsulfinic acid, trifluoromethylsulfinic acid anhydride, and a trifluoromethylsulfinate alkaline or alkaline earth metal salt and mixtures of the acid and/or the salt(s), in the presence of at least one amine acid complex wherein the amine(s) are selected from tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent.

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