DE60500C - Process for the preparation of real azo dyes for dyeing and printing from amidocarboxylic acids. (2 - Google Patents

Process for the preparation of real azo dyes for dyeing and printing from amidocarboxylic acids. (2

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Publication number
DE60500C
DE60500C DENDAT60500D DE60500DA DE60500C DE 60500 C DE60500 C DE 60500C DE NDAT60500 D DENDAT60500 D DE NDAT60500D DE 60500D A DE60500D A DE 60500DA DE 60500 C DE60500 C DE 60500C
Authority
DE
Germany
Prior art keywords
acid
printing
real
azo dyes
dyeing
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 - Lifetime
Application number
DENDAT60500D
Other languages
German (de)
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
Farbenfabriken Vorm Friedr Bayer and Co
Publication of DE60500C publication Critical patent/DE60500C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • C09B29/12Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the benzene series
    • C09B29/14Hydroxy carboxylic acids

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

Description

KAISERLICHESIMPERIAL

PATENTAMT.PATENT OFFICE.

PATENTSCHRIFTPATENT LETTERING

KLASSE 22: Farbstoffe, Firnisse, Lacke.CLASS 22: dyes, varnishes, lacquers.

Patentirt im Deutschen Reiche vom 15. März 1891 ab. Längste Dauer: 9. November 1904.Patented in the German Empire on March 15, 1891. Longest duration: November 9, 1904.

Nach den Angaben der Patentschrift No. 58271 entstehen durch Einwirkung von Diazobenzoesäuren bezw. Diazooxybenzoesäuren, deren Homologen oder von Diazophtalsäuren auf gewisse Phenole, Naphtole und deren Carbonsäuren werthvolle Farbstoffe, welche infolge der in ihnen enthaltenen Carboxylgruppen mit Chrom vorgebeizte Wolle waschecht anfärben, sowie für Druckereizwecke vorzüglich geeignet sind. Aufser den in der genannten Patentschrift aufgeführten Componenten liefert ferner die Dioxybenzoesäure (1-3-5), welche durch Verschmelzen der Disulfobenzoesäure mit Alkalien entsteht (Ann. 159, S. 222) und die bisher zur Darstellung von Azofarbstoffen keine Verwendung gefunden hat, vorzügliche Resultate.According to the information in patent specification no. 58271 arise due to the action of diazobenzoic acids respectively. Diazooxybenzoic acids, their Homologues or of diazophthalic acids on certain phenols, naphthols and their carboxylic acids valuable dyes, which because of the carboxyl groups they contain Dyeing chrome pre-stained wool so that it is washable, and is ideally suited for printing purposes are. In addition to the components listed in the cited patent, it also delivers the dioxybenzoic acid (1-3-5), which by Fusion of the disulfobenzoic acid with alkalis results (Ann. 159, p. 222) and the has so far found no use for the representation of azo dyes, excellent Results.

Beispiel.Example.

Farbstoff aus m-Amidobenzoesäure + Dioxybenzoesäure (1-3-5)·Dye from m-amidobenzoic acid + dioxybenzoic acid (1-3-5)

ι 3,7 kg m-Amidobenzoesäure werden in üblicher Weise mit einer Lösung von 7 kg Natriumnitrit diazotirt und alsdann allmälig in eine mit überschüssiger Soda versetzte Lösung von 1 5,4 kg Dioxybenzoesäure (1 -3-5) eingetragen. Die Farbstoffbildung ist in kurzer Zeit beendet, · worauf durch Ansäuern der Farbstoff in rothbraunen Flocken ausgeschieden wird.ι 3.7 kg of m-amidobenzoic acid are in the usual way with a solution of 7 kg of sodium nitrite diazotized and then gradually transferred to a solution of 1 5.4 kg mixed with excess soda Dioxybenzoic acid (1 -3-5) entered. the Dye formation is complete in a short time, whereupon the dye turns red-brown by acidification Flakes is excreted.

Der Farbstoff färbt mit Chrom vorgebeizte Wolle in goldgelben Tönen an. Ersetzt man im vorstehenden Beispiel die m-Amidobenzoesäure durch ihre Isomeren, durch Amidosalicylsäure bezw. deren Homologen , durch die Sulfosäuren dieser Amidocarbonsäuren oder durch Amidophtalsäure, so erhält man folgende Resultate:The dye stains pre-stained with chrome Wool in golden yellow tones. Replacing the m-amidobenzoic acid in the above example by their isomers, respectively by amidosalicylic acid. their homologues, through the sulfonic acids of these amidocarboxylic acids or by amidophthalic acid, the following results are obtained:

Farbstoff aus m-AmidobenzoesäureM-amidobenzoic acid dye

o-Amidobenzoesäureo-amidobenzoic acid

p-Amidobenzoesäure +p-amidobenzoic acid +

o-Amidosalicylsäure -f-o-amidosalicylic acid -f-

p-Amidosalicylsäure ~\- p-amidosalicylic acid ~ \ -

o-Amido-m-cresolcarbonsäure -f-o-amido-m-cresolcarboxylic acid -f-

- Amidosulfosalicylsäure ' -f-- amidosulfosalicylic acid '-f-

' - - Amidophtalsäure +'- - amidophthalic acid +

-)- Dioxybenzoesäure (1-3-) - Dioxybenzoic acid (1-3

5) goldgelb,
braunroth.
goldgelb,
braunroth.
braunroth.
braunroth.
braunroth.
goldgelb.
5) golden yellow,
brownish red.
golden yellow,
brownish red.
brownish red.
brownish red.
brownish red.
golden yellow.

Dieselben Töne werden mit Hülfe der Chrombeize beim Drucken erzielt.The same tones can be achieved with the help of the chrome stain when printing.

Claims (1)

Pa τ ε ν τ - A N s ρ R υ c η :Pa τ ε ν τ - A N s ρ R υ c η: Neuerung in dem durch Patent No. 58271 geschützten Verfahren zur Darstellung von echten AzofarbstofFen für Druck- und Färbereizwecke, darin bestehend, dafs man die Diazoverbindungen von:Innovation in the patent no. 58271 Protected process for the representation of real azo dyes for printing and dyeing purposes, consisting in using the diazo compounds of: m-Amidobenzoesäure,m-amidobenzoic acid, o-Amidobenzoesä'ur.e,o-amidobenzoic acid, p-Amidobenzoesäure,p-amidobenzoic acid, o-Ämidosalicylsä'ure (C O OH: OH: .■■■ =1:2: 6), o-Amidosalicylic acid (C O OH: OH:. ■■■ = 1: 2: 6), p-Amidosalicylsäure (C O OH: O H: NH2 p-Amidosalicylic acid (C O OH: OH: NH 2 = 1:2:4),
0-Amido-m-cresolcarbonsäure (C O OH:
= 1: 2: 4),
0-amido-m-cresolcarboxylic acid (C O OH:
OH: CH3:NH=r-i !2:4:6),
Amidosulfosalicylsäure (aus sulfirter Salicylsäure durch Nitriren und Reduciren) und Amidophtalsäure,
OH: CH 3 : NH = ri ! 2: 4: 6),
Amidosulfosalicylic acid (from sulfated salicylic acid by nitriding and reducing) and amidophthalic acid,
anstatt auf die im Haupt - Patent genannten Phenole hier auf die Dioxybenzoesäure(COO//: OH: OH— 1:3:5) einwirken läfst.instead of acting on the phenols mentioned in the main patent, here on the dioxybenzoic acid (COO //: OH: OH - 1: 3: 5).
DENDAT60500D Process for the preparation of real azo dyes for dyeing and printing from amidocarboxylic acids. (2 Expired - Lifetime DE60500C (en)

Publications (1)

Publication Number Publication Date
DE60500C true DE60500C (en)

Family

ID=334630

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT60500D Expired - Lifetime DE60500C (en) Process for the preparation of real azo dyes for dyeing and printing from amidocarboxylic acids. (2

Country Status (1)

Country Link
DE (1) DE60500C (en)

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