| 摘要 |
<p>Reactive mono-azo dyestuff prodn. process. The cpd.: is made by coupling diazotised 1-aminobenzene-2,5-disulphonic acid with the appropriate component, which is made from 1-(3'-aminobenzoylamine)-8-hydroxynaphthalene-3,6-disulphonic acid (Na salt) and 5-chloro-2,4,6-trifluoropyrimidine. The product is water-sol., hardly substantive, and hardly salt-sensitive. It is used to dye leather, and to dye and print amine and cellulosic fibres in red shades of extreme wash-fastness.</p> |
