ES455641A1 - Procedimiento para la preparacion de productos de o-copula- cion, libres de isomeros, de 1-hidroxi-6-amino-3-sulfonafta-leno. - Google Patents

Procedimiento para la preparacion de productos de o-copula- cion, libres de isomeros, de 1-hidroxi-6-amino-3-sulfonafta-leno.

Info

Publication number
ES455641A1
ES455641A1 ES455641A ES455641A ES455641A1 ES 455641 A1 ES455641 A1 ES 455641A1 ES 455641 A ES455641 A ES 455641A ES 455641 A ES455641 A ES 455641A ES 455641 A1 ES455641 A1 ES 455641A1
Authority
ES
Spain
Prior art keywords
acid
isomer
dyes
coupling
denotes
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
ES455641A
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.)
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 ES455641A1 publication Critical patent/ES455641A1/es
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
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/027—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy-amino compound
    • C09B35/029—Amino naphthol
    • 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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/28—Amino naphthols
    • C09B29/30—Amino naphtholsulfonic acid
    • 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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups
    • 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
    • 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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0072—Preparations with anionic dyes or reactive dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)

Abstract

Procedimiento para la preparación de productos de o-copulación, libres de isómero, de l-hidroxi-6-amino-3-sulfo-naftaleno, caracterizado porque una amina diazotada o tetrazotada de fórmula **(Fórmula)** donde D significa el resto de un componente diazótico o tetrazóico y n significa 1 ó 2, se copula con l-oxi-6-amino-3,5-disulfonaftalina.
ES455641A 1976-02-07 1977-02-04 Procedimiento para la preparacion de productos de o-copula- cion, libres de isomeros, de 1-hidroxi-6-amino-3-sulfonafta-leno. Expired ES455641A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762604866 DE2604866C2 (de) 1976-02-07 1976-02-07 Herstellung von isomerenfreien o-Kupplungsprodukten des 1-oxy-6-amino-3-sulfonaphthalius

Publications (1)

Publication Number Publication Date
ES455641A1 true ES455641A1 (es) 1978-01-01

Family

ID=5969341

Family Applications (1)

Application Number Title Priority Date Filing Date
ES455641A Expired ES455641A1 (es) 1976-02-07 1977-02-04 Procedimiento para la preparacion de productos de o-copula- cion, libres de isomeros, de 1-hidroxi-6-amino-3-sulfonafta-leno.

Country Status (7)

Country Link
JP (1) JPS5296630A (es)
BR (1) BR7700698A (es)
CH (1) CH623345A5 (es)
DE (1) DE2604866C2 (es)
ES (1) ES455641A1 (es)
FR (1) FR2340353A1 (es)
GB (1) GB1525896A (es)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE92469C (es) *
DE117950C (es) *

Also Published As

Publication number Publication date
DE2604866A1 (de) 1977-08-11
FR2340353A1 (fr) 1977-09-02
CH623345A5 (en) 1981-05-29
GB1525896A (en) 1978-09-20
FR2340353B1 (es) 1981-06-19
DE2604866C2 (de) 1984-01-19
JPS5296630A (en) 1977-08-13
BR7700698A (pt) 1977-10-11

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