GB190920650A - Manufacture of New Substantive Disazo Colouring Matters. - Google Patents

Manufacture of New Substantive Disazo Colouring Matters.

Info

Publication number
GB190920650A
GB190920650A GB190920650DA GB190920650A GB 190920650 A GB190920650 A GB 190920650A GB 190920650D A GB190920650D A GB 190920650DA GB 190920650 A GB190920650 A GB 190920650A
Authority
GB
United Kingdom
Prior art keywords
pyrazolone
aryl
carboxylic acid
manufacture
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandoz AG
Original Assignee
Sandoz AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sandoz AG filed Critical Sandoz AG
Application granted granted Critical
Publication of GB190920650A publication Critical patent/GB190920650A/en
Expired legal-status Critical Current

Links

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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • 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
    • C09B43/28—Preparation of azo dyes from other azo compounds by etherification of hydroxyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Paper (AREA)
  • Cosmetics (AREA)
  • Color Printing (AREA)
GB190920650D 1909-01-02 1909-09-09 Manufacture of New Substantive Disazo Colouring Matters. Expired GB190920650A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE90920649X 1909-01-02
DE190920650X 1909-07-16

Publications (1)

Publication Number Publication Date
GB190920650A true GB190920650A (en) 1909-11-18

Family

ID=32714963

Family Applications (2)

Application Number Title Priority Date Filing Date
GB190920649D Expired GB190920649A (en) 1909-01-02 1909-09-09 Manufacture of New Substantive Disazo Dyestuffs.
GB190920650D Expired GB190920650A (en) 1909-01-02 1909-09-09 Manufacture of New Substantive Disazo Colouring Matters.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB190920649D Expired GB190920649A (en) 1909-01-02 1909-09-09 Manufacture of New Substantive Disazo Dyestuffs.

Country Status (2)

Country Link
DE (1) DE219498C (enrdf_load_stackoverflow)
GB (2) GB190920649A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB190920649A (en) 1909-11-18
DE219498C (enrdf_load_stackoverflow)

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