CH325666A - Process for the preparation of coumarin derivatives - Google Patents

Process for the preparation of coumarin derivatives

Info

Publication number
CH325666A
CH325666A CH325666DA CH325666A CH 325666 A CH325666 A CH 325666A CH 325666D A CH325666D A CH 325666DA CH 325666 A CH325666 A CH 325666A
Authority
CH
Switzerland
Prior art keywords
preparation
coumarin derivatives
coumarin
derivatives
Prior art date
Application number
Other languages
German (de)
Inventor
Prochazka Zelimir Ing Dipl
Original Assignee
Spofa Spojene Farmaceuticke Z
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 Spofa Spojene Farmaceuticke Z filed Critical Spofa Spojene Farmaceuticke Z
Publication of CH325666A publication Critical patent/CH325666A/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
    • C07D311/46—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 unsubstituted in the carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH325666D 1953-07-23 1954-07-13 Process for the preparation of coumarin derivatives CH325666A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS325666X 1953-07-23

Publications (1)

Publication Number Publication Date
CH325666A true CH325666A (en) 1957-11-15

Family

ID=5452203

Family Applications (1)

Application Number Title Priority Date Filing Date
CH325666D CH325666A (en) 1953-07-23 1954-07-13 Process for the preparation of coumarin derivatives

Country Status (5)

Country Link
BE (1) BE530546A (en)
CH (1) CH325666A (en)
DE (1) DE1081023B (en)
GB (1) GB789296A (en)
NL (2) NL93599C (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH236350A (en) * 1942-09-14 1945-01-31 Hoffmann La Roche Method for preparing a coumarin derivative.
US2427578A (en) * 1945-04-02 1947-09-16 Wisconsin Alumni Res Found 3-substituted 4-hydroxycoumarin and process of making it

Also Published As

Publication number Publication date
NL93599C (en)
NL189446B (en)
GB789296A (en) 1958-01-15
BE530546A (en)
DE1081023B (en) 1960-05-05

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