Catalyst for the oxidation of alkylbenzenes to aromatic aldehydes
    7.
    发明公开
    Catalyst for the oxidation of alkylbenzenes to aromatic aldehydes 审中-公开
    Katalysatorfürdie氧化on烷基苯并三唑芳香醛

    公开(公告)号:EP1245277A1

    公开(公告)日:2002-10-02

    申请号:EP02007428.2

    申请日:2002-03-28

    摘要: The present invention provide a catalyst capable of producing an aromatic aldehyde by gas-phase oxidation of the corresponding alkylbenzene in the presence of a molecular oxygen in high yield, and a method of producing an aromatic aldehyde from the corresponding alkylbenzene in high yield by using the above catalyst.
    An alkylbenzene oxidation catalyst for the production of an aromatic aldehyde by gas-phase oxidation of the corresponding alkylbenzene in the presence of a molecular oxygen,
       which comprises tungsten and antimony plus an oxide of at least one metal species selected from the group consisting of niobium, tantalum, zirconium, and titanium or a composite oxide of two or more metal species selected from said group.

    摘要翻译: 本发明提供一种能够在高分子氧存在下,通过相应的烷基苯气相氧化生产芳族醛的催化剂,以及通过使用该方法从相应的烷基苯以高产率制备芳族醛的方法 以上催化剂。 一种烷基苯氧化催化剂,用于通过在分子氧存在下气相氧化相应的烷基苯来生产芳族醛,该分子氧包括钨和锑加上至少一种选自铌, 钽,锆和钛或选自所述组的两种或更多种金属的复合氧化物。

    Method for production of fluorenone
    8.
    发明公开
    Method for production of fluorenone 失效
    Verfahren zur Herstellung von Fluorenon

    公开(公告)号:EP0985652A1

    公开(公告)日:2000-03-15

    申请号:EP99123813.0

    申请日:1996-12-07

    IPC分类号: C07C49/675 C07C45/36

    CPC分类号: C07C49/675 B01J23/22

    摘要: A method for the production of fluorenone for the vapor-phase catalytic oxidation of fluorene with a molecular oxygen-containing gas, which comprises keeping the sulfur content in a raw material fluorene at or below, 0.15% by weight.

    摘要翻译: 一种用含有分子氧气体生产芴酮用于芴的气相催化氧化的方法,其包括将原料芴中的硫含量保持在0.15重量%以下。

    A method for preparing aromatic carboxylic acids, aromatic aldehydes and aromatic alcohols
    9.
    发明公开
    A method for preparing aromatic carboxylic acids, aromatic aldehydes and aromatic alcohols 失效
    一种生产芳族羧酸,芳香醛和芳香醇的方法

    公开(公告)号:EP0807618A2

    公开(公告)日:1997-11-19

    申请号:EP97303410.1

    申请日:1997-05-19

    摘要: An aromatic carboxylic acid, aromatic aldehyde, and aromatic alcohol are simultaneously and efficiently prepared by liquid phase oxidizing an aromatic compound represented by formula (I) with a gas containing molecular oxygen, in a presence of a catalyst comprising a transition metal compound, a tertiary amine and a bromide compound:
    wherein each R, independently, is C 1-18 alkyl, C 6-18 aryl, C 6-18 aralkyl, halogen, haloalkyl, OR 1 , SR 1 , SOR 1 , SO 2 R 2 , NO 2 , NR 1 R 2 , CH 2 OR 1 , CH(OR 1 )(OR 2 ), C(OR 1 (OR 2 )(OR 3 ), COR 1 or COCOR 1 (wherein each of R 1 , R 2 and R 3 , independently, is selected from C 1-18 alkyl, C 6-18 aryl and hydrogen).

    摘要翻译: 芳族羧酸,芳香醛和芳香醇是由液相氧化同时且高效制备与含气体的分子氧的由式(I)所示的芳香族化合物,在一种催化剂,包含过渡金属化合物的存在下,叔 胺和溴化合物: worin每个R,unabhängig,是C 1-18烷基,C 6-18芳基,C 6-18芳烷基,卤素,卤代烷基,OR <1>,SR <1>,SOR <1> SO 2 <2>,NO 2,NR <1> [R <2>,CH 2 OR <1>,CH(OR <1>)(OR <2>),C(OR <1)<或<2>)(OR < 3>)COR <1>或COCOR <1>(worin每个R <1>,R <2>和R <3>,unabhängig的,选自C 1-18烷基,C 6-18芳基和氢)来选择。