PROCESS FOR PRODUCING AROMATIC PRIMARY DIAMINES

    公开(公告)号:US20200172501A1

    公开(公告)日:2020-06-04

    申请号:US16781356

    申请日:2020-02-04

    Abstract: The present disclosure relates to a process for the production of aromatic primary amines, by reacting an aromatic dialdehyde with hydrogen and ammonia or an ammonia-liberating compound, in the presence of a hydrogenation catalyst and an amine, wherein the molar ratio of the amine to the aromatic dialdehyde is no less than 1:4 at the start of the reaction.

    PHOSPHINE OXIDES REDUCTION
    5.
    发明申请

    公开(公告)号:US20200231613A1

    公开(公告)日:2020-07-23

    申请号:US15758840

    申请日:2016-09-08

    Abstract: Provided is a process for the conversion of a tertiary phosphine oxide to the corresponding tertiary phosphine, comprising at least reacting said tertiary phosphine oxide with a phosphite compound, in the presence of at least a catalyst. Furthermore, provided is a composition comprising at least a tertiary phosphine oxide and a phosphite compound, and optionally a catalyst.

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