AT40725B - Process for the preparation of dyes of the thioindigo series. - Google Patents

Process for the preparation of dyes of the thioindigo series.

Info

Publication number
AT40725B
AT40725B AT40725DA AT40725B AT 40725 B AT40725 B AT 40725B AT 40725D A AT40725D A AT 40725DA AT 40725 B AT40725 B AT 40725B
Authority
AT
Austria
Prior art keywords
dyes
preparation
thioindigo series
thioindigo
series
Prior art date
Application number
Other languages
German (de)
Original Assignee
Badische Anilin & Sodafabrik
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
Priority claimed from DE1907205324D external-priority patent/DE205324C/de
Application filed by Badische Anilin & Sodafabrik filed Critical Badische Anilin & Sodafabrik
Application granted granted Critical
Publication of AT40725B publication Critical patent/AT40725B/en

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Description

  

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Claims (1)

PATENT-ANSPRUCH : Verfahren zur Darstellung von Farbstoffen der Thioindigoreihe, dadurch gekennzeichnet, dass man Acetylen-bis-thiosalicylsäure, deren Homologe, Analoge sowie die Derivate dieser Verbindungen mit sauren Kondensationsmitteln behandelt. PATENT CLAIM: Process for the preparation of dyes of the thioindigo series, characterized in that acetylene-bis-thiosalicylic acid, its homologues, analogs and the derivatives of these compounds are treated with acidic condensation agents.
AT40725D 1907-10-02 1909-01-18 Process for the preparation of dyes of the thioindigo series. AT40725B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1907205324D DE205324C (en) 1907-10-02

Publications (1)

Publication Number Publication Date
AT40725B true AT40725B (en) 1910-01-25

Family

ID=5786574

Family Applications (1)

Application Number Title Priority Date Filing Date
AT40725D AT40725B (en) 1907-10-02 1909-01-18 Process for the preparation of dyes of the thioindigo series.

Country Status (1)

Country Link
AT (1) AT40725B (en)

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