11.
    发明专利
    未知

    公开(公告)号:DE3500577A1

    公开(公告)日:1986-07-10

    申请号:DE3500577

    申请日:1985-01-10

    Applicant: BASF AG

    Abstract: 1,2-Benzisothiazolones and their alkali metal salts are prepared by reacting 2,2'-dithiodibenzamides in the presence of oxygen or oxygen donors in an aqueous alkaline medium to which a water-soluble organic solvent may be added and, if desired, freeing the benzisothiazolones from the alkali metal salts with acid.

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