| 摘要 |
Compounds of the formula <IMAGE> in which R1 is -CH2CH2OH, -CH2CHOHCH2OH, -CH2COCH3, -CH2COC6H5, -CH2COC6H4Br or -NR8R9, R2 is halogen or cyano, ONE OF R3 and R3' is hydrogen and the other is hydrogen or halogen, R4 is hydrogen, chloro, bromo, methyl, methoxy or ethoxy, R5 is chloro, bromo, cyano, acylamino, methyl, methoxy or ethoxy, with the proviso that, when R5 is methyl, methoxy or ethoxy, R1 is other than -NR8R9, R6 is (C1-4) alkyl or (C2-4) alkenyl, R7 is (C1-4) alkyl, (C2-4) alkenyl or phenyl (C1-2) alkyl, R8 is hydroxy (C2-3) alkyl, and R9 is hydrogen, (C1-4) alkyl, hydroxy (C2-3) alkyl or cyano (C1-2) alkyl, WITH THE PROVISO THAT THE MOLECULE IS FREE FROM <IMAGE> groups, ARE USEFUL AS DISPERSE DYES FOR SYNTHETIC AND SEMI-SYNTHETIC, HYDROPHOBIC, HIGH MOLECULAR WEIGHT ORGANIC SUBSTRATES SUCH AS LINEAR, AROMATIC POLYESTERS, CELLULOSE 2/178 ACETATE, CELLULOSE TRIACETATE AND SYNTHETIC POLYAMIDES. The obtained dyeings possess notable fastness to light, thermofixation, sublimation, pleating, wet treatments, solvents, cross-dyeing, ozone, gas fumes, chlorine and rubbing.
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