DE181929C - - Google Patents

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Publication number
DE181929C
DE181929C DENDAT181929D DE181929DA DE181929C DE 181929 C DE181929 C DE 181929C DE NDAT181929 D DENDAT181929 D DE NDAT181929D DE 181929D A DE181929D A DE 181929DA DE 181929 C DE181929 C DE 181929C
Authority
DE
Germany
Prior art keywords
soluble
needles
black
naphtol
red
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
DENDAT181929D
Other languages
German (de)
English (en)
Publication of DE181929C publication Critical patent/DE181929C/de
Active legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00Sulfonic acids; Halides, esters, or anhydrides thereof
    • C07C309/01Sulfonic acids
    • C07C309/28Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C309/45Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
    • C07C309/49Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton the carbon skeleton being further substituted by singly-bound oxygen atoms
    • C07C309/50Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton the carbon skeleton being further substituted by singly-bound oxygen atoms having at least one of the sulfo groups bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DENDAT181929D Active DE181929C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE181929C true DE181929C (enrdf_load_stackoverflow)

Family

ID=446067

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT181929D Active DE181929C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE181929C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767054C (de) * 1940-05-22 1951-08-16 Ig Farbenindustrie Ag Verfahren zur Herstellung von 1-Arylamino-5-oxynaphthalin-7-sulfonsaeuren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767054C (de) * 1940-05-22 1951-08-16 Ig Farbenindustrie Ag Verfahren zur Herstellung von 1-Arylamino-5-oxynaphthalin-7-sulfonsaeuren

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