ES410375A1 - Trisazo dyestuffs - Google Patents

Trisazo dyestuffs

Info

Publication number
ES410375A1
ES410375A1 ES410375A ES410375A ES410375A1 ES 410375 A1 ES410375 A1 ES 410375A1 ES 410375 A ES410375 A ES 410375A ES 410375 A ES410375 A ES 410375A ES 410375 A1 ES410375 A1 ES 410375A1
Authority
ES
Spain
Prior art keywords
formula
remainder
indicated above
meaning indicated
component
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
ES410375A
Other languages
Spanish (es)
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES410375A1 publication Critical patent/ES410375A1/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
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
    • C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol
    • C09B35/462—D being derived from diaminonaphthalene

Landscapes

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

Abstract

Process for obtaining triazo dyes, which in the form of the free acid, corresponds to the formula: formula wherein a represents the remainder of an aromatic diazo component -carbocyclic or heterocyclic aromatic, z means a naphthylene-1 rsto, 5, if any substituted, b means the remainder of a copolylating component and n represents 1 or 2, characterized in that diazo dyes of the formula formula wherein a, z and n have the meaning indicated above, in arbitrary sequence is coupled with diazotized amines a-nh2 and coupling components of formula ** formula ** bh iv wherein a and b have the meaning indicated above. (Machine-translation by Google Translate, not legally binding)
ES410375A 1972-01-07 1973-01-05 Trisazo dyestuffs Expired ES410375A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722200586 DE2200586C2 (en) 1972-01-07 1972-01-07 Trisazo dyes and their use

Publications (1)

Publication Number Publication Date
ES410375A1 true ES410375A1 (en) 1975-12-16

Family

ID=5832457

Family Applications (1)

Application Number Title Priority Date Filing Date
ES410375A Expired ES410375A1 (en) 1972-01-07 1973-01-05 Trisazo dyestuffs

Country Status (6)

Country Link
CH (3) CH561760A5 (en)
DE (1) DE2200586C2 (en)
ES (1) ES410375A1 (en)
FR (1) FR2167755B1 (en)
GB (1) GB1371877A (en)
IT (1) IT973056B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE130475C (en) *
DE852879C (en) * 1936-10-21 1952-10-20 Sandoz Ag Process for the preparation of polyazo dyes
FR835111A (en) * 1937-03-13 1938-12-13 Prod Chim Fab De Polyazo dyes and process for preparing these dyes
FR1038894A (en) * 1950-07-05 1953-10-02 Ici Ltd New triazo coloring matters
CH319585A (en) * 1952-09-02 1957-02-28 Cassella Farbwerke Mainkur Ag Process for the preparation of new trisazo dyes
CH198053A (en) * 1955-09-14 1938-05-31 Chem Fab Vormals Sandoz Process for the preparation of a polyazo dye.
FR1406784A (en) * 1963-08-08 1965-07-23 Sandoz Sa Polyazo dyes, their manufacture and applications

Also Published As

Publication number Publication date
CH12473A4 (en) 1975-02-28
CH561760A5 (en) 1975-05-15
DE2200586A1 (en) 1973-07-12
GB1371877A (en) 1974-10-30
DE2200586C2 (en) 1982-10-14
CH566437A (en) 1975-09-15
FR2167755A1 (en) 1973-08-24
IT973056B (en) 1974-06-10
FR2167755B1 (en) 1976-08-27

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