DE1644359B1 - Process for the preparation of a water-insoluble monoazo dye - Google Patents

Process for the preparation of a water-insoluble monoazo dye

Info

Publication number
DE1644359B1
DE1644359B1 DE19661644359 DE1644359A DE1644359B1 DE 1644359 B1 DE1644359 B1 DE 1644359B1 DE 19661644359 DE19661644359 DE 19661644359 DE 1644359 A DE1644359 A DE 1644359A DE 1644359 B1 DE1644359 B1 DE 1644359B1
Authority
DE
Germany
Prior art keywords
water
amino
compound
dimethoxybenzene
monoazo
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.)
Pending
Application number
DE19661644359
Other languages
German (de)
Inventor
Heckl Dr Leonhard
Marta Paulus
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.)
Siegle & Co G GmbH
Original Assignee
Siegle & Co G GmbH
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 Siegle & Co G GmbH filed Critical Siegle & Co G GmbH
Publication of DE1644359B1 publication Critical patent/DE1644359B1/en
Pending 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
    • C09B29/00Monoazo dyes prepared by diazotising and coupling
    • C09B29/10Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
    • C09B29/18Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides
    • C09B29/20Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides of the naphthalene series

Landscapes

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

Claims (1)

1 21 2 Die Erfindung betrifft ein Verfahren zur Herstellung mit 7,0 g Natriumnitrit diazotiert. Die entstandeneThe invention relates to a process for production diazotized with 7.0 g of sodium nitrite. The resulting eines neuen wasserunlöslichen Monoazofarbstoffes Diazoniumsalzlösung wird anschließend mit 0,5 ga new water-insoluble monoazo diazonium salt solution is then added with 0.5 g unter Verwendung von l-Amino-2-methoxybenzol- Aktivkohle und 3,0 g Cocosfettaminacetat versetzt,added using l-amino-2-methoxybenzene activated carbon and 3.0 g coconut fatty amine acetate, 5-carbonsäurephenylamid als Diazokomponente. nach kurzer Zeit filtriert und darauf zu einer Lösung5-carboxylic acid phenylamide as a diazo component. after a short time filtered and then to a solution Die Herstellung wasserunlöslicher Monoazofarb- 5 gegeben, die aus 36,0 g l-(2',3'-Oxynaphthoylamino-The preparation of water-insoluble monoazo color 5 given, which consists of 36.0 g of l- (2 ', 3'-oxynaphthoylamino- stoffe unter Verwendung der vorgenannten Diazo- 2,5-dimethoxybenzol, 1,0 g Fettalkoholsulfonat, 10,0 gsubstances using the aforementioned diazo-2,5-dimethoxybenzene, 1.0 g fatty alcohol sulfonate, 10.0 g komponente hat beispielsweise bei Verwendung der Ätznatron und 1000 ml Wasser bereitet wurde.component has been prepared, for example, when using caustic soda and 1000 ml of water. Verbindung l-(2',3'-Oxynaphtoylamino)-2,5-dimeth- Nach etwa 45 Minuten wird der pH-Wert derCompound l- (2 ', 3'-Oxynaphtoylamino) -2,5-dimeth- After about 45 minutes the pH value becomes the oxy-4-chlorbenzol als Kupplungskomponente zu Kupplungssuspension durch Zugabe von ungefähroxy-4-chlorobenzene as coupling component to coupling suspension by adding approximately brauchbaren Monoazofarbstoffen geführt (deutsche io 5,0 ml 90%iger Essigsäure auf 4 bis 5 gestellt, dannusable monoazo dyes (German io 5.0 ml of 90% acetic acid set to 4 to 5, then Patentschrift 1 021105). Es hat sich jedoch gezeigt·, kurz aufgekocht, filtriert, gewaschen und getrocknet,Patent Specification 1 021105). It has been shown, however, briefly boiled, filtered, washed and dried, daß, wenn man gemäß der Erfindung dieselbe Di- Ausbeute 63,5.g. .
azoniumverbindung mit der Verbindung l-(2',3'-Oxy-
that if you according to the invention the same di- yield 63.5.g. .
azonium compound with the compound l- (2 ', 3'-oxy-
naphthoylamino)-2,5-dimethoxybenzol kuppelt, Färb- Patentansprüche:
stoffe erhalten werden, die nicht nur für die übliche 15
naphthoylamino) -2,5-dimethoxybenzene, coloring claims:
fabrics are obtained that are not only suitable for the usual 15
Applikation in besonderem Maße geeignet sind, 1. Verfahren zur Herstellung eines wassersondern auch speziell in Viskose-Kunstseide Farbtöne unlöslichen Monoazofarbstoffes, dadurch geergeben, die gegenüber dem Einsatz von gemäß dem kennz-eichnet, daß man die Diazoniumvorgenannten Verfahren hergestellten Farbstoffen verbindung aus l-Amino^-methoxybenzol-S-carwesentlich farbstärker, reiner und blaustichiger sind. 20 bonsäurephenylamid mit l-(2',3'-Oxynaphthoyl-Application are particularly suitable, 1. Process for the production of a water special also especially in viscose rayon color shades of insoluble monoazo dye, resulting in which indicates that the diazonium mentioned above is used against the use of Process produced dyes compound from l-amino ^ -methoxybenzene-S-caressentially are stronger in color, purer and more bluish. 20 bonsäurephenylamid with l- (2 ', 3'-oxynaphthoyl- Das erfindungsgemäße Verfahren wird an Hand amino)-2,5-dimethoxybenzol direkt oder auf einemThe inventive method is based on amino) -2,5-dimethoxybenzene directly or on a des folgenden Beispieles erläutert: Substrat bzw. auf der Faser kuppelt.the following example explains: substrate or coupling on the fiber. 24,2g l-Arnino^-raethoxybenzol-S-carbonsäure- 2. Verwendung des nach Anspruch 1 direkt j|24.2g l-amino ^ -raethoxybenzene-S-carboxylic acid- 2. Use of the according to claim 1 directly j | phenylamid werden mit 2000 ml Wasser und 28,6 ml hergestellten Monoazofarbstoffes zum Spinnfärben v phenylamide are prepared with 2000 ml of water and 28.6 ml of monoazo dye for spin dyeing v Salzsäure, 37,2%ig3 % Stunde gerührt und bei O0C 25 von Viskose.Hydrochloric acid, 37.2% strength, stirred for 3 % hour and at 0 ° C. 25% from viscose.
DE19661644359 1966-10-07 1966-10-07 Process for the preparation of a water-insoluble monoazo dye Pending DE1644359B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0106399 1966-10-07

Publications (1)

Publication Number Publication Date
DE1644359B1 true DE1644359B1 (en) 1970-11-12

Family

ID=7527397

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661644359 Pending DE1644359B1 (en) 1966-10-07 1966-10-07 Process for the preparation of a water-insoluble monoazo dye

Country Status (4)

Country Link
BE (1) BE704827A (en)
CH (1) CH476807A (en)
DE (1) DE1644359B1 (en)
NL (1) NL6713427A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021105B (en) * 1956-07-19 1957-12-19 Hoechst Ag Process for the preparation of a water-insoluble monoazo dye

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021105B (en) * 1956-07-19 1957-12-19 Hoechst Ag Process for the preparation of a water-insoluble monoazo dye

Also Published As

Publication number Publication date
CH476807A (en) 1969-08-15
BE704827A (en) 1968-02-15
NL6713427A (en) 1968-04-08

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