DISPERSE AZO DYESTUFFS

• Main Authors: LAWRENCE, ANTHONY, JORDAN, HARTWIG, KOSTER, WOLFGANG
• Format: Patent
• Language: English; French; German
• Published: 15.08.2012
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM; DYEING OR PRINTING TEXTILES; DYES; FILLING PASTES; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; INKS; LAKES; LAUNDERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; TEXTILES; TREATMENT OF TEXTILES OR THE LIKE; USE OF MATERIALS THEREFOR; WOODSTAINS

A dyestuff of the formula (I) wherein D is a diazo component; R1 is hydrogen, (C1-C4)-alkyl, hydroxy, -NHCOR6 or -NHSO2R6; R2 is hydrogen, halogen or (C1-C4)-alkoxy; R3 is hydrogen or methyl; R4 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C2-C6)-alkyl, which is interrupted by 1, 2 or 3 heteroatoms wherein said heteroatoms are -0-, -S- or -NR7, substituted (C2-C6)-alkyl, which is interrupted by 1, 2 or 3 heteroatoms wherein said heteroatoms are -0-, -S- or -NR7, (C2-C6)-alkenyl, substituted (C2-C6)-alkenyl, benzyl or phenethyl; R5 is hydrogen or methyl; R6 is (C1-C4)-alkyl, phenyl or substituted phenyl; R7 is (C1-C4)-alkyl, phenyl or substituted phenyl; m is 0, 1 or 2; and n is 0 or 1. The invention further relates to use of the dyestuff and the process of making the dyestuff.