PROCESS FOR PREPARING 6-CHLORODIBENZO[D,F][1,3,2]DIOXAPHOSPHEPIN
    1.
    发明申请
    PROCESS FOR PREPARING 6-CHLORODIBENZO[D,F][1,3,2]DIOXAPHOSPHEPIN 有权
    制备6-氯代苯并[D,F] [1,3,2]二氧磷杂的方法

    公开(公告)号:US20130172596A1

    公开(公告)日:2013-07-04

    申请号:US13731847

    申请日:2012-12-31

    Applicant: BASF SE

    CPC classification number: C07F9/6571 C07F9/65744 C07F9/65746

    Abstract: The present invention relates to a process for preparing 6-chlorodibenzo[d,f][1,3,2]dioxaphosphepin (I) which comprises reacting 2,2′-dihydroxybiphenyl with PCl3 in the presence of a catalytic amount of an acid salt of a nitrogen base, wherein the reaction is carried out in the absence of external organic solvents.

    Abstract translation: 本发明涉及一种制备6-氯二苯并[d,f] [1,3,2]二氧杂磷杂环己烷(I)的方法,该方法包括在催化量的酸盐存在下使2,2'-二羟基联苯与PCl 3反应 的氮碱,其中反应在不存在外部有机溶剂的情况下进行。

    Process for preparing 6-chlorodibenzo[D,F][1,3,2]dioxaphosphepin
    2.
    发明授权
    Process for preparing 6-chlorodibenzo[D,F][1,3,2]dioxaphosphepin 有权
    6-氯二苯并[D,F] [1,3,2]二氧杂磷杂环己烷的制备方法

    公开(公告)号:US08841474B2

    公开(公告)日:2014-09-23

    申请号:US13731847

    申请日:2012-12-31

    Applicant: BASF SE

    CPC classification number: C07F9/6571 C07F9/65744 C07F9/65746

    Abstract: The present invention relates to a process for preparing 6-chlorodibenzo[d,f][1,3,2]dioxaphosphepin (I) which comprises reacting 2,2′-dihydroxybiphenyl with PCl3 in the presence of a catalytic amount of an acid salt of a nitrogen base, wherein the reaction is carried out in the absence of external organic solvents.

    Abstract translation: 本发明涉及一种制备6-氯二苯并[d,f] [1,3,2]二氧杂磷杂环己烷(I)的方法,该方法包括在催化量的酸盐存在下使2,2'-二羟基联苯与PCl 3反应 的氮碱,其中反应在不存在外部有机溶剂的情况下进行。

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