BE565824A - Procede pour la preparation de 2-oxo-benzo-quinolizines substituees. - Google Patents

Procede pour la preparation de 2-oxo-benzo-quinolizines substituees.

Info

Publication number
BE565824A
BE565824A BE565824A BE565824A BE565824A BE 565824 A BE565824 A BE 565824A BE 565824 A BE565824 A BE 565824A BE 565824 A BE565824 A BE 565824A BE 565824 A BE565824 A BE 565824A
Authority
BE
Belgium
Prior art keywords
quinolizines
benzo
substitutes
oxo
preparation
Prior art date
Application number
BE565824A
Other languages
English (en)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of BE565824A publication Critical patent/BE565824A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B45/00Complex metal compounds of azo dyes
    • C09B45/02Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/14Monoazo compounds
    • C09B45/16Monoazo compounds containing chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
BE565824A 1957-04-02 1958-03-18 Procede pour la preparation de 2-oxo-benzo-quinolizines substituees. BE565824A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH565824X 1957-04-02

Publications (1)

Publication Number Publication Date
BE565824A true BE565824A (fr) 1960-07-29

Family

ID=4520588

Family Applications (1)

Application Number Title Priority Date Filing Date
BE565824A BE565824A (fr) 1957-04-02 1958-03-18 Procede pour la preparation de 2-oxo-benzo-quinolizines substituees.

Country Status (2)

Country Link
BE (1) BE565824A (fr)
DE (1) DE565824C (fr)

Also Published As

Publication number Publication date
DE565824C (de) 1932-12-06

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