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DE239543C - - Google Patents

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Publication number
DE239543C
DE239543C DENDAT239543D DE239543DA DE239543C DE 239543 C DE239543 C DE 239543C DE NDAT239543 D DENDAT239543 D DE NDAT239543D DE 239543D A DE239543D A DE 239543DA DE 239543 C DE239543 C DE 239543C
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Germany
Prior art keywords
brown
green
amino
anthraquinone
gray
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DENDAT239543D
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German (de)
Publication of DE239543C publication Critical patent/DE239543C/de
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Description

KAISERLICHESIMPERIAL

PATENTAMT.PATENT OFFICE.

PATENTSCHRIFTPATENT LETTERING

KLASSE 22 b. GRUPPECLASS 22 b. GROUP

FARBWERKE vorm. MEISTER LUCIUS & BRÜNING in HÖCHST a. M.FARBWERKE vorm. MASTER LUCIUS & BRÜNING in HÖCHST a. M.

Verfahren zur Darstellung von Küpenfarbstoffen der Anthrachinonreihe,Process for the preparation of vat dyes of the anthraquinone series,

Patentiert im Deutschen Reiche vom 2. November 1909 ab.Patented in the German Empire on November 2nd, 1909.

Es wurde gefunden, daß man wertvolleIt has been found to be valuable

Küpenfarbstoffe gewinnt durch Einführung von Radikalen, wie Alkyle, Aryle, Acyle oder Anthrachinonreste in 4 - Amino -1 · 2 - anthrachinonakridon. Vat dyes gained through the introduction of radicals such as alkyls, aryls, acyles or Anthraquinone residues in 4 - amino -1 · 2 - anthraquinone acridone.

Beispiel.Example.

ioTeile4-Amino-i · 2-anthrachinonakridon (erhältlich aus 4-Amino-i-anthrachinonylanthranilsäure z. B. durch Einwirkung von Chlorsulfonsäure), 10 Teile a - Chloranthrachinon, 1 Teil Kupferchlorür, 5 Teile wasserfreies Natriumacetat und 400 Teile Nitrobenzol werden 5 Stunden gekocht. Das Nitrobenzol wird durch Dampfdestillation entfernt. Das erhaltene Kondensationsprodukt ist ein schwarzes Pulver, das sich in konzentrierter Schwefelsäure mit olivgrüner Farbe löst. In alkalischem Hydrosulfit löst es sich mit rotbrauner Farbe und färbt Baumwolle grau bis tiefschwarz von hervorragender Echtheit. 10 parts of 4-amino-i · 2-anthraquinone acridone (obtainable from 4-amino-i-anthraquinonylanthranilic acid, e.g. by the action of chlorosulfonic acid), 10 parts of a -chloranthraquinone, 1 part of copper chloride, 5 parts of anhydrous sodium acetate and 400 parts of nitrobenzene take 5 hours cooked. The nitrobenzene is removed by steam distillation. The condensation product obtained is a black powder that dissolves in concentrated sulfuric acid with an olive green color. It dissolves in alkaline hydrosulphite with a red-brown color and dyes cotton gray to deep black with excellent fastness.

In analoger Weise werden andere Radikale in die Aminogruppe des 4-Amino-i · 2-anthrachinonakridons eingeführt.In an analogous manner, other radicals are converted into the amino group of the 4-amino-i · 2-anthraquinone acridone introduced.

Einige der so erhältlichen Farbstoffe sind in der folgenden Tabelle charakterisiert.Some of the dyes obtainable in this way are characterized in the following table.

FarbstoffausDye from Farbe
der
Substanz
colour
the
substance
) Lösung
in konzentrierter
Schwefelsäure
) Solution
in more concentrated
sulfuric acid
Farbe
der '
Küpe
colour
the '
Vat
Ausfärbung
auf
Baumwolle
Coloration
on
cotton
20 I 20 I. IN /\ IN / \ schwarzblack olivgrünolive green rotbraunred-brown grau
bis schwarz
Gray
to black
I
25 NH2
'+ α - Chloranthrachinon
I.
25 NH 2
'+ α - chloranthraquinone
11
3030th
dunkelgründark green olivgrünolive green rotbraunred-brown graugrüngray-green
iiV ΛνiiV Λν (XO °(XO ° NH2
35 +β - Chloranthrachinon
NH 2
35 + β - chloranthraquinone

Farbstoff ausDye off

Farbecolour

der Substanz Lösung
η konzentrierter
Schwefelsäure
the substance solution
η more concentrated
sulfuric acid

Farbecolour

derthe

KüpeVat

AusfärbungColoration

auf Baumwolleon cotton

HN-HN-

s/s /

c-1 c- 1

Il O Il O

BenzoylchloridBenzoyl chloride

HN-HN-

,c-, c-

Il O Il O

N H2 + Brombenzol NH 2 + bromobenzene

HN—, HN -,

(J~(J ~

Il O Il O

NFL1 -\- ρ - Dibrombenzol NFL 1 - \ - ρ - dibromobenzene

HN-HN-

/C-/ C-

IlIl

NH, ■ -{- a - Chlornaphtalin NH, ■ - {- a - chloronaphthalene

blau rotbraunblue red-brown

dunkelgrün braundark green brown

dunkelgrün graubraundark green gray brown

blau graubraunblue gray-brown

NHNH

dunkelgrün braundark green brown

β - Chlornaphtalinβ - chloronaphthalene

Claims (1)

Patent-Anspruch : Verfahren zur Darstellung von Küpenfarbstoffen der Anthrachinonreihe, darin violettPatent claim: Process for the preparation of vat dyes the anthraquinone series, therein purple rotstichiges Blaureddish blue violettviolet grüngreen violettviolet grüngreen rotbraunred-brown blaugraublue-gray violettviolet gelbstichiges Grünyellowish green bestehend, daß man Radikale in die Aminogruppe des 4 - Amino - 1 · 2 - anthrachinonakridons einführt.consisting of adding radicals to the amino group of the 4 - amino - 1 · 2 - anthraquinone acridone introduces.
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE940131C (en) * 1943-12-28 1956-03-08 Ciba Geigy Process for the production of Kuepen dyes
DE946735C (en) * 1951-01-09 1956-08-02 Cassella Farbwerke Mainkur Ag Process for the production of Kuepen dyes
DE967327C (en) * 1943-12-28 1957-10-31 Ciba Geigy Process for the production of Kuepen dyes
DE1112800B (en) * 1959-06-18 1961-08-17 Basf Ag Process for the preparation of Kuepen dyes of the 4-amino-anthraquinone-2, 1 (N) -1 ', 2' (N) -benzene-acridone series

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE940131C (en) * 1943-12-28 1956-03-08 Ciba Geigy Process for the production of Kuepen dyes
DE967327C (en) * 1943-12-28 1957-10-31 Ciba Geigy Process for the production of Kuepen dyes
DE946735C (en) * 1951-01-09 1956-08-02 Cassella Farbwerke Mainkur Ag Process for the production of Kuepen dyes
DE1112800B (en) * 1959-06-18 1961-08-17 Basf Ag Process for the preparation of Kuepen dyes of the 4-amino-anthraquinone-2, 1 (N) -1 ', 2' (N) -benzene-acridone series

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