PROCESS FOR PROVIDING DIHALOGEN SUBSTITUTED SALICYLIC ACID DERIVATIVES
    8.
    发明申请
    PROCESS FOR PROVIDING DIHALOGEN SUBSTITUTED SALICYLIC ACID DERIVATIVES 审中-公开
    提供二异氰酸酯取代的磺酸衍生物的方法

    公开(公告)号:WO2015067494A1

    公开(公告)日:2015-05-14

    申请号:PCT/EP2014/072990

    申请日:2014-10-27

    Applicant: BASF SE

    CPC classification number: C07C67/31 C07C51/367 C07C69/92 C07C65/21

    Abstract: The present invention relates to a process for providing: a compound of formula (IV): wherein R 1 is hydrogen or -(C 1 -C 4 )alkyl, R 2 is -(C 1 -C 4 )alkyl, and each Hal is an independently selected halogen, the process comprising the step of: Reacting a compound of formula (III) wherein R 1 and Hal are defined as above, and R 3 is an alkali metal, in the presence of a Ag(l) compound, a Cu(ll) compound, and a compound selected from Si(OR 2 ) 4 and B(OR 2 ) 3 .

    Abstract translation: 本发明涉及一种提供:式(IV)化合物的方法:其中R 1是氢或 - (C 1 -C 4)烷基,R 2是 - (C 1 -C 4)烷基,每个Hal是独立选择的卤素, 该方法包括以下步骤:在Ag(I)化合物,Cu(II)化合物和Cu(II)化合物存在下,使其中R1和Hal如上定义,R 3为碱金属的式(III)化合物和 选自Si(OR 2)4和B(OR 2)3的化合物。

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