CH376520A - Process for the preparation of 4-hydroxy-coumarins - Google Patents

Process for the preparation of 4-hydroxy-coumarins

Info

Publication number
CH376520A
CH376520A CH7963959A CH7963959A CH376520A CH 376520 A CH376520 A CH 376520A CH 7963959 A CH7963959 A CH 7963959A CH 7963959 A CH7963959 A CH 7963959A CH 376520 A CH376520 A CH 376520A
Authority
CH
Switzerland
Prior art keywords
coumarins
hydroxy
preparation
Prior art date
Application number
CH7963959A
Other languages
Italian (it)
Inventor
Re Paolo Da
Original Assignee
Recordati Lab Farmacologico S
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 Recordati Lab Farmacologico S filed Critical Recordati Lab Farmacologico S
Priority to CH7963959A priority Critical patent/CH376520A/en
Publication of CH376520A publication Critical patent/CH376520A/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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH7963959A 1959-10-20 1959-10-20 Process for the preparation of 4-hydroxy-coumarins CH376520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH7963959A CH376520A (en) 1959-10-20 1959-10-20 Process for the preparation of 4-hydroxy-coumarins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7963959A CH376520A (en) 1959-10-20 1959-10-20 Process for the preparation of 4-hydroxy-coumarins

Publications (1)

Publication Number Publication Date
CH376520A true CH376520A (en) 1964-04-15

Family

ID=4537335

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7963959A CH376520A (en) 1959-10-20 1959-10-20 Process for the preparation of 4-hydroxy-coumarins

Country Status (1)

Country Link
CH (1) CH376520A (en)

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