CH130621A - Process for the production of a new anthraquinone derivative. - Google Patents

Process for the production of a new anthraquinone derivative.

Info

Publication number
CH130621A
CH130621A CH130621DA CH130621A CH 130621 A CH130621 A CH 130621A CH 130621D A CH130621D A CH 130621DA CH 130621 A CH130621 A CH 130621A
Authority
CH
Switzerland
Prior art keywords
production
anthraquinone derivative
new dye
new anthraquinone
new
Prior art date
Application number
Other languages
German (de)
Inventor
Gesellschaft Fuer Chemis Basel
Original Assignee
Chem Ind Basel
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 Chem Ind Basel filed Critical Chem Ind Basel
Publication of CH130621A publication Critical patent/CH130621A/en

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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/16—Amino-anthraquinones
    • C09B1/20—Preparation from starting materials already containing the anthracene nucleus
    • C09B1/26—Dyes with amino groups substituted by hydrocarbon radicals
    • C09B1/32—Dyes with amino groups substituted by hydrocarbon radicals substituted by aryl groups
    • C09B1/325—Dyes with no other substituents than the amino groups

Landscapes

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

Description

  

  Verfahren zur Herstellung eines neuen     Anthrachinonderivates.       Es wurde gefunden, dass man einen neuen       Farbstoff    der     Anthrachinonreihe    erhält, wenn  man auf eine Verbindung der allgemeinen  Formel  
EMI0001.0004     
    in welcher x für einen gegen     Aminoarylreste     austauschfähigen Rest, wie     NHz,    OH,     OCHS,     steht,     m-Phenylendiamin    einwirken lässt. Der  neue     Farbstoff    schmilzt bei 197-198  (aus  Anilin umkristallisiert), löst sich in organi  schen Lösungsmitteln mit rein blauer und in  konzentrierter Schwefelsäure mit violetter  Farbe.

   Er erzeugt auf     Acetatseide    reine blaue  Färbungen.  



  <I>Beispiel:</I>  25,4 Teile     1-Methoxy-4-aminoanthrachinon     werden mit 40 Teilen     m-Phenylendiamin    und    100 Teilen     Dimethylanilin    so lange auf     1S0      erhitzt, bis eine Probe in Alkohol keine Ver  schiebung der Nuance mehr aufweist. Man  versetzt bei 100  mit 140 Teilen Methylal  kohol und     nutscht    nach dem Erkalten ab.  Das     1-(3'-Amino)-phenyl-4-amino-anthrachinon     scheidet sich in guter Ausbeute ab. Es wird  filtriert und getrocknet.



  Process for the production of a new anthraquinone derivative. It has been found that a new dye of the anthraquinone series is obtained when a compound of the general formula
EMI0001.0004
    in which x stands for a radical that can be exchanged for aminoaryl radicals, such as NHz, OH, OCHS, allows m-phenylenediamine to act. The new dye melts at 197-198 (recrystallized from aniline), dissolves in organic solvents with a purely blue color and in concentrated sulfuric acid with a purple color.

   He creates pure blue colors on acetate silk.



  <I> Example: </I> 25.4 parts of 1-methoxy-4-aminoanthraquinone are heated to 50 with 40 parts of m-phenylenediamine and 100 parts of dimethylaniline until a sample in alcohol no longer shows any shift in shade. 140 parts of methyl alcohol are added at 100 and the mixture is filtered off with suction after cooling. The 1- (3'-amino) -phenyl-4-amino-anthraquinone separates out in good yield. It is filtered and dried.

 

Claims (1)

PATENTANSPRUCH: Verfahren zur Herstellung eines neuen Farbstoffes der Anthrachinonreihe, dadurch gekennzeichnet, dass man auf eine Verbin dung der allgemeinen Formel EMI0001.0018 in welcher x für einen gegen Aminoarylreste austauschfähigen Rest steht, m-Phenylen- diamin einwirken lässt. Der neue Farbstoff schmilzt bei 197-198 (aus Anilin um kristallisiert), löst sich in organischen Lö sungsmitteln mit rein blauer und in konzen- trierter Schwefelsäure mit violetter Farbe. Er erzeugt auf Aeetatseide reine blaue Fär bungen. PATENT CLAIM: Process for the preparation of a new dye of the anthraquinone series, characterized in that one refers to a compound of the general formula EMI0001.0018 in which x stands for a radical that can be exchanged for aminoaryl radicals, allows m-phenylenediamine to act. The new dye melts at 197-198 (recrystallized from aniline), dissolves in organic solvents with a purely blue color and in concentrated sulfuric acid with a purple color. He creates pure blue colors on acetate silk.
CH130621D 1927-02-12 1927-02-12 Process for the production of a new anthraquinone derivative. CH130621A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH127530T 1927-02-12
CH130621T 1927-02-12

Publications (1)

Publication Number Publication Date
CH130621A true CH130621A (en) 1928-12-15

Family

ID=25710925

Family Applications (1)

Application Number Title Priority Date Filing Date
CH130621D CH130621A (en) 1927-02-12 1927-02-12 Process for the production of a new anthraquinone derivative.

Country Status (1)

Country Link
CH (1) CH130621A (en)

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