PROCEDIMIENTO PARA LA PREPARACION DE BIFENILOS SUSTITUIDOS.

    公开(公告)号:MX2010013212A

    公开(公告)日:2010-12-21

    申请号:MX2010013212

    申请日:2009-06-22

    Applicant: BASF SE

    Abstract: Procedimiento para la preparación de bifenilos sustituidos de la fórmula I (Ver fórmula I) en la que R1 = nitro o amino, R2 = ciano, halógeno, haloalquilo-C1-C4, haloalcoxi-C1-C4 o haloalquil-C1-C4-tio, n = 0 a 3 y R3 = hidrógeno, ciano o halógeno, caracterizado porque se hace reaccionar un halobenceno de la fórmula II (Ver fórmula II) en la que Hal representa cloro o bromo, en presencia de una base y un catalizador de paladio compuesto de paladio y un ligando fosforado bidentado de la fórmula III (Ver fórmula III) en la que Ar representa fenilo, si se lo desea, sustituido, y R4 y R5 representan, en cada caso, alquilo-C1-C8 o cicloalquilo-C3-C6 o forman conjuntamente un puente de 2 a 7 miembros, el cual, si se lo desea, puede portar un sustituyente alquilo-C1-C6, en un disolvente o diluyente con un ácido fenil-borónico IVa (Ver fórmula IVa) de un ácido difenil-borínico lVb (Ver fórmula IVb) o una mezcla de IVa y lVb.

    PROCEDIMIENTO PARA LA PREPARACION DE (3-DIHALOMETIL-1-METIL-PIRAZO L-4-IL) CARBOXAMIDAS N-SUSTITUIDAS.

    公开(公告)号:MX2009012020A

    公开(公告)日:2009-11-18

    申请号:MX2009012020

    申请日:2008-05-30

    Applicant: BASF SE

    Abstract: Procedimiento para preparar (3-dihalometilpirazol-4-il)carboxamida s N-sustituidas de fórmula (I) (ver fórmula I) en la que R1 representa fenilo o cicloalquilo-C3-C7, dado el caso, sustituido, R1a representa hidrógeno o flúor, o R1a junto con R1 representa alcano-C3-C5-diilo o cicloalcano-C5-C7- diilo, dado el caso, sustituido, R2 representa alquilo-C1-C6, alquenilo-C2-C6, alquinilo-C2-C6 o alcoxi-C1-C4-alquilo-C1-C2, X representa F o CI y n representa 0, 1, 2 ó 3; que comprende A) la provisión de un compuesto de fórmula (II) (ver formula II) en la que X representa F o CI, Y representa CI o Br y R2 posee uno de los significados dados anteriormente, y B) la reacción de un compuesto de fórmula (II) con monóxido de carbono y un compuesto de fórmula (III), (ver fórmula III) en la que R1, R1a y n poseen uno de los significados dados anteriormente; en presencia de un catalizador de paladio; a los productos intermediarios usados para la preparación mediante el procedimiento conforme a la invención, así como a procedimientos para la preparación de éstos.

    СПОСОБ ПОЛУЧЕНИЯ ЗАМЕЩЕННЫХ БИФЕНИЛОВ

    公开(公告)号:EA023304B1

    公开(公告)日:2016-05-31

    申请号:EA201100034

    申请日:2009-06-22

    Applicant: BASF SE

    Abstract: Визобретениизаявленспособполучениязамещенныхбифениловформулы Iвкоторойзаместителиимеютследующиезначения: Rозначаетнитро, Rозначаетциано, галоген, C-C-галогеналкил, C-C-галогеналкоксиили C-C-галогеналкилтио, n означает 0, 1, 2 или 3, причемв случае n = 2 или 3 остатки Rмогутиметьодинаковыеилиразличныезначения, Rозначаетводород, цианоилигалоген, заключающийсяв том, чтогалогенбензолформулы IIвкоторой Hal означаетхлорилиброми Rи Rимеютуказанныевышезначения, вприсутствииоснованияи палладиевогокатализатора, которыйсостоитизпалладияи бидентатногофосфорноголигандаформулы IIIпричем Ar означаетфенил, которыйможетсодержатьотодногодотрехзаместителей, выбранныхизметила, метокси, фтораи хлора, и Rи R, каждыйнезависимо, означают C-C-алкилилиС-C-циклоалкилили Rи Rвместеобразуют 2-7-членныймостик, возможнозамещенныйодним C-C-алкильнымзаместителем, врастворителеподвергаютвзаимодействиюс фенилбороновойкислотой IVaдифенилбориновойкислотой IVbилисмесьюиз IVa и IVb, где Rи n имеютуказанныевышезначения.

    7.
    发明专利
    未知

    公开(公告)号:BRPI0812054A2

    公开(公告)日:2014-11-18

    申请号:BRPI0812054

    申请日:2008-05-30

    Applicant: BASF SE

    Abstract: The present invention relates to a process for preparing N-substituted (3-dihalomethylpyrazol-4-yl)carboxamides of the formula (I) in which R1 is optionally substituted phenyl or C3-C7-cycloalkyl, R1a is hydrogen or fluorine, or R1a together with R1 is optionally substituted C3-C5-alkanediyl or C5-C7-cycloalkanediyl, R2 is C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl or C1-C4-alkoxy-C1-C2-alkyl, X is F or Cl and n is 0, 1, 2 or 3; which comprises A) providing a compound of the formula (II) in which X is F or Cl, Y is Cl or Br and R2 has one of the meanings given above and B) reacting a compound of the formula (II) with carbon monoxide and a compound of the formula (III) in which R1, R1a and n have one of the meanings given above; in the presence of a palladium catalyst; to intermediates used for the preparation according to the process according to the invention, and also to processes for their preparation.

    METHOD FOR PRODUCING SUBSTITUTED BIPHENYLS

    公开(公告)号:CA2727075A1

    公开(公告)日:2009-12-30

    申请号:CA2727075

    申请日:2009-06-22

    Applicant: BASF SE

    Abstract: The invention relates to a method for producing substituted biphenyls of formula (I), wherein R1 = nitro or amino, R2 = cyano, halide, C1-C4 alkyl halide, C1-C4 alkoxy halide or C1-C4 alkylthio halide, n = 0 to 3 and R3 = hydrogen, cyano or halide, characterized by reacting a halobenzene of formula (Il), wherein HaI represents chlorine or bromine, with a phenyl boronic acid (IVa) of a diphenyl borinic acid (IVb) or a mixture of (IVa) and (IVb) in a solvent or diluent in the presence of a base and of a palladium catalyst which consists of palladium and a bidentate phosphorus ligand of formula (III), wherein Ar represents optionally substituted phenyl and R4 and R5 represent C1-C8 alkyl or C3-C6 cycloalkyl each or together form a two- to seven-membered bridge which can optionally carry a C1-C6 alkyl substituent.

    10.
    发明专利
    未知

    公开(公告)号:DE102007052640A1

    公开(公告)日:2009-05-07

    申请号:DE102007052640

    申请日:2007-11-05

    Abstract: The present invention relates to a process for the hydroformylation of compounds of the formula (I), where X is C, P(Rx), P(O—Rx) S or S(═O), where Rx is H, alkyl, cycloalkyl, heterocycloalkyl, aryl or hetaryl; A is a divalent bridging group having from 1 to 4 bridging atoms; and R1 is H, alkyl, alkenyl, alkynyl, cycloalkyl, heterocycloalkyl, aryl or hetaryl; or salts thereof; in which the compound of the formula (I) is reacted with carbon monoxide and hydrogen in the presence of a catalyst comprising a complex of a metal of transition group VIII with a compound of the formula (II), where Pn is a pnicogen atom; W is a divalent bridging group having from 1 to 8 bridging atoms; R2 is a functional group capable of forming an intermolecular, noncovalent bond with the group —X(═O)OH; R3, R4 are each alkyl, cycloalkyl, heterocycloalkyl, aryl or hetaryl; a, b, c are each 0 or 1; and Y1, Y2 and Y3 are each O, S, NRa or SiRbRc; and also compounds of the formula (II.a), where W′ is a divalent bridging group having from 1 to 5 bridging atoms between the flanking bonds, Z is O, S, S(═O), S(═O)2, N(RIX) or C(RIX)(RX); and RI to RX are each, independently of one another, H, halogen, nitro, cyano, amino, alkyl, etc.; or two radicals RI, RII, RIV, RVI, RVIII and RIX together represent the second part of a double bond.

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