DE244497C - - Google Patents

Info

Publication number
DE244497C
DE244497C DENDAT244497D DE244497DA DE244497C DE 244497 C DE244497 C DE 244497C DE NDAT244497 D DENDAT244497 D DE NDAT244497D DE 244497D A DE244497D A DE 244497DA DE 244497 C DE244497 C DE 244497C
Authority
DE
Germany
Prior art keywords
acid
piperonylquinoline
piperonylcinchoninic
piperonal
preparation
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
DENDAT244497D
Other languages
German (de)
Publication of DE244497C publication Critical patent/DE244497C/de
Active legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

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

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Darstellung von 2-Piperonylchinolin-4-carbonsäure (Piperonylcinchoninsäure), darin bestehend, daß man Anilin mit Piperonal und Brenztraubensäure kondensiert.Process for the preparation of 2-piperonylquinoline-4-carboxylic acid (Piperonylcinchoninic acid), consisting in mixing aniline with piperonal and pyruvic acid condensed.
DENDAT244497D Active DE244497C (en)

Publications (1)

Publication Number Publication Date
DE244497C true DE244497C (en)

Family

ID=503533

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT244497D Active DE244497C (en)

Country Status (1)

Country Link
DE (1) DE244497C (en)

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