FR1302380A - 4-hydroxy-coumarins and their manufacturing process - Google Patents

4-hydroxy-coumarins and their manufacturing process

Info

Publication number
FR1302380A
FR1302380A FR845828A FR845828A FR1302380A FR 1302380 A FR1302380 A FR 1302380A FR 845828 A FR845828 A FR 845828A FR 845828 A FR845828 A FR 845828A FR 1302380 A FR1302380 A FR 1302380A
Authority
FR
France
Prior art keywords
coumarins
hydroxy
manufacturing process
manufacturing
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.)
Expired
Application number
FR845828A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Pharmaceutische Fabrieken NV
Original Assignee
Koninklijke Pharmaceutische Fabrieken NV
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 Koninklijke Pharmaceutische Fabrieken NV filed Critical Koninklijke Pharmaceutische Fabrieken NV
Priority to FR845828A priority Critical patent/FR1302380A/en
Priority to FR854248D priority patent/FR1688M/en
Application granted granted Critical
Publication of FR1302380A publication Critical patent/FR1302380A/en
Expired legal-status Critical Current

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)
FR845828A 1959-12-05 1960-12-02 4-hydroxy-coumarins and their manufacturing process Expired FR1302380A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR845828A FR1302380A (en) 1959-12-05 1960-12-02 4-hydroxy-coumarins and their manufacturing process
FR854248D FR1688M (en) 1959-12-05 1961-03-01 New anticoagulant.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL246111 1959-12-05
FR845828A FR1302380A (en) 1959-12-05 1960-12-02 4-hydroxy-coumarins and their manufacturing process

Publications (1)

Publication Number Publication Date
FR1302380A true FR1302380A (en) 1962-08-31

Family

ID=26188407

Family Applications (1)

Application Number Title Priority Date Filing Date
FR845828A Expired FR1302380A (en) 1959-12-05 1960-12-02 4-hydroxy-coumarins and their manufacturing process

Country Status (1)

Country Link
FR (1) FR1302380A (en)

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