Method for producing azo dye compounds

• Main Authors: NAKAMURA; KOKI, TAKEUCHI; KIYOSHI
• Format: Patent
• Language: English
• Published: 30.03.1999
• Edition: 6
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; ADHESIVES; AUXILIARY PROCESSES IN PHOTOGRAPHY; CHEMISTRY; CINEMATOGRAPHY; DYES; ELECTROGRAPHY; HETEROCYCLIC COMPOUNDS; HOLOGRAPHY; LAKES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC CHEMISTRY; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES; PHOTOGRAPHY; PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHYSICS; POLISHES

There is disclosed a method for producing azo dye compounds, which comprises reacting a compound represented by formula (I) or (II) with a coupling component, in the presence of an oxidizing agent. ein Z1 and Z2 each represent an acyl group, a carbamoyl group, an alkoxycarbonyl group, or an aryloxyc...