AT47524B - Process for the preparation of an azimide dye. - Google Patents

Process for the preparation of an azimide dye.

Info

Publication number
AT47524B
AT47524B AT47524DA AT47524B AT 47524 B AT47524 B AT 47524B AT 47524D A AT47524D A AT 47524DA AT 47524 B AT47524 B AT 47524B
Authority
AT
Austria
Prior art keywords
azimide
preparation
dye
aminophenol
nitro
Prior art date
Application number
Other languages
German (de)
Original Assignee
Farbenfab Vorm Bayer F & Co
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 Farbenfab Vorm Bayer F & Co filed Critical Farbenfab Vorm Bayer F & Co
Application granted granted Critical
Publication of AT47524B publication Critical patent/AT47524B/en

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  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

  

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Claims (1)

PATENT-ANSPRÜCHE : 1. Verfahren zur Darstellung eines neuen Azimidfarbstoffes, dadurch gekennzeichnet, dass man die Diazoverbindung ans 6-Chlor-4-nitro-2-aminophenol mit 1. 8-Naphtylendiamin- -4-sulfonsäure kombiniert und das so erhaltene Azoderivat mit salpetriger Säure behandelt. PATENT CLAIMS: 1. A process for the preparation of a new azimide dye, characterized in that the diazo compound is combined with 6-chloro-4-nitro-2-aminophenol with 1. 8-naphthylenediamine-4-sulfonic acid and the azo derivative thus obtained is treated with nitrous acid. 2. Verfahren zur Darstellung des nach Anspruch 1 erhältlichen Azimidfarbstoffe, dadurch gekennzeichnet, dass man die Diazoverbindung des 6-Chlor-4-nitro-2-aminophenols mit 1.8-Azimidonaphtalin-4-sulfosäure kombiniert. 2. A method for the preparation of the azimide dyes obtainable according to claim 1, characterized in that the diazo compound of 6-chloro-4-nitro-2-aminophenol is combined with 1,8-azimidonaphthalene-4-sulfonic acid.
AT47524D 1909-03-04 1910-02-14 Process for the preparation of an azimide dye. AT47524B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE47524X 1909-03-04

Publications (1)

Publication Number Publication Date
AT47524B true AT47524B (en) 1911-04-25

Family

ID=5625669

Family Applications (1)

Application Number Title Priority Date Filing Date
AT47524D AT47524B (en) 1909-03-04 1910-02-14 Process for the preparation of an azimide dye.

Country Status (1)

Country Link
AT (1) AT47524B (en)

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