| abstract |
The present invention relates to dyes of formula (I) wherein R is hydrogen or bromine, R 1 is hydrogen, methyl or —NHCO—C 1 -C 4 alkyl, R 2 is C 1 -C 4 alkyl substituted by C 1 -C 4 alkoxy and R 1 has, independently of R 2 , any of the meanings of R 2 , and to the process for the preparation thereof and to the use thereof in dyeing or printing semi-synthetic and especially synthetic hydrophobic fibre materials, especially textile materials. |