CH539103A - Process for the preparation of basic azo dyes - Google Patents

Process for the preparation of basic azo dyes

Info

Publication number
CH539103A
CH539103A CH1247569A CH1247569A CH539103A CH 539103 A CH539103 A CH 539103A CH 1247569 A CH1247569 A CH 1247569A CH 1247569 A CH1247569 A CH 1247569A CH 539103 A CH539103 A CH 539103A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dyes
basic azo
basic
dyes
Prior art date
Application number
CH1247569A
Other languages
German (de)
Inventor
Reinhard Dr Mohr
Johann Dr Ostermeier
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of CH539103A publication Critical patent/CH539103A/en

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
    • C09B44/00—Azo dyes containing onium groups
    • C09B44/10—Azo dyes containing onium groups containing cyclammonium groups attached to an azo group by a carbon atom of the ring system

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH1247569A 1968-08-20 1969-08-18 Process for the preparation of basic azo dyes CH539103A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681795179 DE1795179A1 (en) 1968-08-20 1968-08-20 Basic azo dyes and process for their preparation

Publications (1)

Publication Number Publication Date
CH539103A true CH539103A (en) 1973-07-15

Family

ID=5708084

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1247569A CH539103A (en) 1968-08-20 1969-08-18 Process for the preparation of basic azo dyes

Country Status (4)

Country Link
CH (1) CH539103A (en)
DE (1) DE1795179A1 (en)
FR (1) FR2016982B1 (en)
GB (1) GB1282916A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2222042A1 (en) * 1972-05-05 1973-11-22 Hoechst Ag AZO BASIC DYES, METHOD FOR THEIR MANUFACTURE AND USE
US7497878B2 (en) 2005-06-30 2009-03-03 L'oreal, S.A. Azo dyes containing a sulphonamide or amide function for the dyeing of human keratin fibers and method of dyeing and dyeing compositions containing them

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1471064A (en) * 1965-03-12 1967-02-24 Hoechst Ag Basic Azo Dyes and Their Preparation

Also Published As

Publication number Publication date
FR2016982A1 (en) 1970-05-15
GB1282916A (en) 1972-07-26
FR2016982B1 (en) 1974-03-15
DE1795179A1 (en) 1972-01-20

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Legal Events

Date Code Title Description
PL Patent ceased