The preparation is described of compounds of the structure ##STR1## in which the substituents have the meanings indicated in the descripion. The compounds, which are in part new, are used as intermediate products for dyestuffs.
描述了结构为##STR1##的化合物的制备,其中取代基的含义如描述中所示。这些化合物部分是新的,被用作
染料的中间产物。