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DE590748C - Process for the preparation of triarylmethane dyes - Google Patents

Process for the preparation of triarylmethane dyes

Info

Publication number
DE590748C
DE590748C DEI44741D DEI0044741D DE590748C DE 590748 C DE590748 C DE 590748C DE I44741 D DEI44741 D DE I44741D DE I0044741 D DEI0044741 D DE I0044741D DE 590748 C DE590748 C DE 590748C
Authority
DE
Germany
Prior art keywords
preparation
triarylmethane dyes
seeker
inventors
aromatic
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
Application number
DEI44741D
Other languages
German (de)
Inventor
Dr Adolf Kohn
Dr Werner Mueller
Dr Ernst Teupel
Dr Ottmar Wahl
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Priority to DEI44741D priority Critical patent/DE590748C/en
Application granted granted Critical
Publication of DE590748C publication Critical patent/DE590748C/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/12—Amino derivatives of triarylmethanes without any OH group bound to an aryl nucleus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

Dr. Ottmar Wahl in Le,verkusen-I. G. Werk, Dr. Werner Müller in Köln a. Rh., Dr. Adolf Kohn in Leverkusen-I. G. Werk und Dr. Ernst Teupel in Leverkusen-Wiesdorf.Dr. Ottmar Wahl in Le, Verkusen-I. G. Werk, Dr. Werner Müller in Cologne a. Rh., Dr. Adolf Kohn in Leverkusen-I. G. Werk and Dr. Ernst Teupel in Leverkusen-Wiesdorf.

BERLIN. GEDKUCKT IN DER REICIISDRIXKEREIBERLIN. PRINTED IN THE REICIISDRIXKEREI

Claims (1)

Patentanspruch:
Abänderung des durch das Hauptpatent 574 021 geschützten Verfahrens zur Darstellung von Triarylmethanfarbstoffen, dadurch gekennzeichnet, daß man zu deren Aufbau aromatische Aminoalkylsulfonsäuren verwendet, in denen der an die Sulfonsäuregruppe gebundene Alkylrest aus einer höheren Alkylgruppe besteht.Claim:
Modification of the process for the preparation of triarylmethane dyes, protected by the main patent 574 021, characterized in that aromatic aminoalkylsulfonic acids in which the alkyl radical bonded to the sulfonic acid group consists of a higher alkyl group is used for their synthesis. *) Von dem Patentsucher sind als die Erfinder angegeben worden:*) The patent seeker indicated the following as the inventors:
DEI44741D 1931-09-12 1932-06-26 Process for the preparation of triarylmethane dyes Expired DE590748C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEI44741D DE590748C (en) 1931-09-12 1932-06-26 Process for the preparation of triarylmethane dyes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE387956X 1931-09-12
DEI44741D DE590748C (en) 1931-09-12 1932-06-26 Process for the preparation of triarylmethane dyes

Publications (1)

Publication Number Publication Date
DE590748C true DE590748C (en) 1934-01-09

Family

ID=25876411

Family Applications (1)

Application Number Title Priority Date Filing Date
DEI44741D Expired DE590748C (en) 1931-09-12 1932-06-26 Process for the preparation of triarylmethane dyes

Country Status (1)

Country Link
DE (1) DE590748C (en)

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