12.
    发明专利
    未知

    公开(公告)号:DE1277476B

    公开(公告)日:1968-09-12

    申请号:DEB0079628

    申请日:1964-12-05

    Applicant: BASF AG

    Abstract: The invention comprises dyes of the formula where F is a dye of the azo or anthraquinone series free from sulphonic acid groups, R is an alkylene or arylene group and B is a single bond or the bridging group which is attached to the group -CONHF at its benzene ring. The compounds are prepared by reacting an acid halide of the formula with an azo or anthraquinone dye containing a primary amino group but no sulphonic acid groups.

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