ES328778A1 - Procedure for the preparation of cationic monoazoic colorants. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of cationic monoazoic colorants. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES328778A1
ES328778A1 ES0328778A ES328778A ES328778A1 ES 328778 A1 ES328778 A1 ES 328778A1 ES 0328778 A ES0328778 A ES 0328778A ES 328778 A ES328778 A ES 328778A ES 328778 A1 ES328778 A1 ES 328778A1
Authority
ES
Spain
Prior art keywords
unsubstituted
formula
radical
acid
water
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
ES0328778A
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.)
Novartis AG
Original Assignee
JR Geigy 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 JR Geigy AG filed Critical JR Geigy AG
Publication of ES328778A1 publication Critical patent/ES328778A1/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B44/00Azo dyes containing onium groups
    • C09B44/10Azo dyes containing onium groups containing cyclammonium groups attached to an azo group by a carbon atom of the ring system
    • C09B44/141,2-Diazoles or hydrogenated 1,2-diazoles ; Pyrazolium; Indazolium
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B41/00Special methods of performing the coupling reaction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

Process for the preparation of cationic monoazo dyes, characterized in that the diazo compound of a 5-aminopyrazole of the formula I ** (See formula) ** it is coupled with an indole compound that copulates in position 3, of formula II ** (See formula) ** to arrive at a monoazoic dye of the formula III ** (See formula) ** in whose formulas R 1 is hydrogen, an alkyl radical, an unsubstituted or substituted alkyl or aryl ring, but free from groups that dissociate acid in water, R2 means an alkyl radical, aryl, carpalcoxy or an N-substituted or unsubstituted carboxylic acid amide radical, R3 and R4 each denote hydrogen or an unsubstituted or substituted alkyl or aryl radical, free of acid-dissociating groups in water, and the benzene radical A may contain substituents which do not dissociate acid in water, and this monoazo dye is reacted with the ester suitable for reaction of an unsubstituted or substituted non-ionogenic alkanol with an inorganic or organic acid to arrive at a cycloammonium compound of the formula IV ** (See formula) ** in which R1 'means an unsubstituted or substituted alkyl, cycloalkyl or aryl radical, free of acid-dissociating groups in water, R2, R3, R4 and A have the significance indicated in formulas I, II and III, R5 means an unsubstituted or substituted non-ionogenic alkyl radical, and X ⊖ means the anion of an inorganic or organic acid. (Machine-translation by Google Translate, not legally binding)
ES0328778A 1965-07-07 1966-07-06 Procedure for the preparation of cationic monoazoic colorants. (Machine-translation by Google Translate, not legally binding) Expired ES328778A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH953665A CH439524A (en) 1965-07-07 1965-07-07 Process for the preparation of monoazo dyes

Publications (1)

Publication Number Publication Date
ES328778A1 true ES328778A1 (en) 1967-08-16

Family

ID=4353029

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0328778A Expired ES328778A1 (en) 1965-07-07 1966-07-06 Procedure for the preparation of cationic monoazoic colorants. (Machine-translation by Google Translate, not legally binding)

Country Status (6)

Country Link
BE (1) BE683733A (en)
CH (1) CH439524A (en)
DE (1) DE1644243C3 (en)
ES (1) ES328778A1 (en)
GB (1) GB1111014A (en)
NL (1) NL6609459A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2508884C3 (en) 1975-02-28 1978-12-14 Bayer Ag, 5090 Leverkusen Cationic mono and disazo dyes and their uses

Also Published As

Publication number Publication date
CH439524A (en) 1967-07-15
BE683733A (en) 1967-01-06
DE1644243A1 (en) 1971-07-29
DE1644243C3 (en) 1974-08-22
GB1111014A (en) 1968-04-24
DE1644243B2 (en) 1974-01-24
NL6609459A (en) 1967-01-09

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