CH346556A - Process for the preparation of derivatives of 4-oxycoumarin - Google Patents

Process for the preparation of derivatives of 4-oxycoumarin

Info

Publication number
CH346556A
CH346556A CH346556DA CH346556A CH 346556 A CH346556 A CH 346556A CH 346556D A CH346556D A CH 346556DA CH 346556 A CH346556 A CH 346556A
Authority
CH
Switzerland
Prior art keywords
oxycoumarin
derivatives
preparation
Prior art date
Application number
Other languages
German (de)
Inventor
Edgar Dr Enders
Adam Dr Mueller
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of CH346556A publication Critical patent/CH346556A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
    • C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
    • C07D311/54—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 substituted in the carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CH346556D 1955-09-01 1956-08-02 Process for the preparation of derivatives of 4-oxycoumarin CH346556A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF18319A DE1011435B (en) 1955-09-01 1955-09-01 Process for the preparation of derivatives of 4-oxycoumarin

Publications (1)

Publication Number Publication Date
CH346556A true CH346556A (en) 1960-05-31

Family

ID=7088910

Family Applications (1)

Application Number Title Priority Date Filing Date
CH346556D CH346556A (en) 1955-09-01 1956-08-02 Process for the preparation of derivatives of 4-oxycoumarin

Country Status (5)

Country Link
BE (1) BE550615A (en)
CH (1) CH346556A (en)
DE (1) DE1011435B (en)
FR (1) FR1197640A (en)
GB (1) GB804125A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427578A (en) * 1945-04-02 1947-09-16 Wisconsin Alumni Res Found 3-substituted 4-hydroxycoumarin and process of making it
BE504826A (en) * 1950-01-31

Also Published As

Publication number Publication date
FR1197640A (en) 1959-12-02
GB804125A (en) 1958-11-05
BE550615A (en)
DE1011435B (en) 1957-07-04

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