Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB929211110Aexternal-prioritypatent/GB9211110D0/en
Application filed by Zeneca LtdfiledCriticalZeneca Ltd
Publication of MX9303042ApublicationCriticalpatent/MX9303042A/en
La presente invención se refiere a colorante de trifenodioxazina soluble en agua, que tiene un átomo de cloro o de bromo en una de las posiciones 6- y 13- y un grupo que tiene la fórmula (1), en el resto de la posición 6- y 13- en donde R1 es H, OH, o CH3; y R2 es alquilo de 1-3C, hidroxi-alquilo de 1-3C, o -CH2-O(alquilo de 1-4C). Los colorantes son útiles para la coloración de los materiales textiles.The present invention relates to water-soluble triphenedioxazine dye, having a chlorine or bromine atom in one of positions 6- and 13- and a group having formula (1), in the rest of position 6 - and 13- where R1 is H, OH, or CH3; and R2 is 1-3C alkyl, hydroxy-1-3C alkyl, or -CH2-O (1-4C alkyl). Dyes are useful for coloring textile materials.