Anionic dyestuffs

Details Anionic dyestuffs Anionic dyestuffs

C - Chemistry, Metallurgy

09

B

8/25.2, 260/163.

C09B 31/00 (2006.01) C09B 31/065 (2006.01) C09B 33/00 (2006.01) C09B 43/18 (2006.01) C09B 43/28 (2006.01) D06P 1/06 (2006.01)

Patent

CA 1145331

150-4353 IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS Abstract of the Disclosure The present invention relates to compounds of formula I, Image I in which A is the radical of a sulpho group containing diazo component of the aniline- or amino- naphthalene-series, K is a coupling component radical of the phenol series, of which the free hydroxy group may be etherified or acylated, R1 is hydrogen, alkoxy or optionally substituted alkyl, R2 is alkyl, -CONH2 or alkyl or hydroxyalkyl bound to -CO-, -COO- or Image and R10 is hydrogen or C1-4alkyl, and mixtures thereof, which compounds are in free acid or salt form and are useful for dyeing or printing anionic dyeable substrates. -33-

357881

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