DE102157C - - Google Patents

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Publication number
DE102157C
DE102157C DENDAT102157D DE102157DA DE102157C DE 102157 C DE102157 C DE 102157C DE NDAT102157 D DENDAT102157 D DE NDAT102157D DE 102157D A DE102157D A DE 102157DA DE 102157 C DE102157 C DE 102157C
Authority
DE
Germany
Prior art keywords
amido
acid
oxynaphthalene
acids
sulfonic
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.)
Active
Application number
DENDAT102157D
Other languages
German (de)
Publication of DE102157C publication Critical patent/DE102157C/de
Active legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
    • C07D221/04—Ortho- or peri-condensed ring systems
    • C07D221/06—Ring systems of three rings
    • C07D221/10—Aza-phenanthrenes

Landscapes

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

Description

(2. Auflage, ausgegeben am S. November iSgg.)(2nd edition, issued on November 5th, iSgg.)

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (2)

Patent-Ansprüche:'Patent claims: ' 1. Verfahren zur Darstellung von Oxy - ß-Naphtochinolinsulfosäuren, darin bestehend, dafs man die ß-Naphtylaminoxysulfosäuren, bei denen die Amidogrupp'e einerseits, die Hydroxyl- und die Sulfogruppe andererseits auf die zwei Benzolringe des Naphtalins vertheilt sind, mit Glycerin, Schwefelsäure und Nitrobenzol erhitzt.1. Process for the preparation of oxy - ß-naphthoquinoline sulfonic acids, consisting in the fact that the ß-naphtylaminoxysulfonic acids, in which the amido groups on the one hand, the hydroxyl and sulfo groups on the other to which two benzene rings of naphthalene are distributed, with glycerine and sulfuric acid and nitrobenzene heated. 2. Die Verwendung der G-Säure, ferner der ß1-Amido-a3-oxynaphtalin-ß4-sulfosäure und der ßj-Amido-a4-oxynaphtalin-a3- (oder ß4-) sulfosäure in dem durch Anspruch 1 geschützten Verfahren.2. The use of the G-acid, furthermore the ß 1 -amido-a 3 -oxynaphthalene-ß 4 -sulfonic acid and the ßj-amido-a 4 -oxynaphthalene-a 3 - (or ß 4 -) sulfonic acid in the by claim 1 protected procedure.
DENDAT102157D Active DE102157C (en)

Publications (1)

Publication Number Publication Date
DE102157C true DE102157C (en)

Family

ID=372789

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT102157D Active DE102157C (en)

Country Status (1)

Country Link
DE (1) DE102157C (en)

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