PROCEDIMIENTO PARA PREPARAR COLORANTES ANTRAQUINONICOS.
摘要
<p>The invention relates to water-insoluble anthraquinone dye-stuffs of the formula <IMAGE> wherein A denotes an optionally substituted cycloalkylene group, N AND M DENOTE NUMBERS FROM 0 TO 4 AND Z1 and Z2 denote hydrogen or halogen.</p>
