Classifications

• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
  • C09B35/02—Disazo dyes
  • C09B35/039—Disazo dyes characterised by the tetrazo component
  • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—
  • C09B35/32—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O— from two different coupling components
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B43/00—Preparation of azo dyes from other azo compounds
  • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
  • C09B43/24—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with formation of —O—SO2—R or —O—SO3H radicals

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• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Coloring (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=9113460

Family Applications (1)

Country Status (10)

Families Citing this family (1)

Family Cites Families (2)

• 1973
  • 1973-01-18 FR FR7301666A patent/FR2214685B1/fr not_active Expired
• 1974
  • 1974-01-04 NL NL7400090A patent/NL7400090A/xx not_active Application Discontinuation
  • 1974-01-10 CH CH30774A patent/CH581680A5/xx not_active IP Right Cessation
  • 1974-01-14 DE DE19742401593 patent/DE2401593A1/en not_active Withdrawn
  • 1974-01-14 BR BR22574A patent/BR7400225D0/en unknown
  • 1974-01-17 BE BE139934A patent/BE809883A/en not_active IP Right Cessation
  • 1974-01-17 GB GB223374A patent/GB1403969A/en not_active Expired
  • 1974-01-17 JP JP820674A patent/JPS49106527A/ja active Pending
  • 1974-01-18 IT IT6713874A patent/IT1004743B/en active
  • 1974-01-18 AR AR25198974A patent/AR198017A1/en active

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