BE718805A - - Google Patents

Info

Publication number
BE718805A
BE718805A BE718805DA BE718805A BE 718805 A BE718805 A BE 718805A BE 718805D A BE718805D A BE 718805DA BE 718805 A BE718805 A BE 718805A
Authority
BE
Belgium
Application number
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
Priority claimed from FR116632A external-priority patent/FR1546585A/fr
Application filed filed Critical
Publication of BE718805A publication Critical patent/BE718805A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/26Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/30Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only not hydrogenated in the hetero ring, e.g. flavones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/26Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/322,3-Dihydro derivatives, e.g. flavanones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
BE718805D 1967-08-02 1968-07-30 BE718805A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR116632A FR1546585A (fr) 1967-08-02 1967-08-02 Procédé pour l'obtention de flavanediols, chimiquement purs
FR126402A FR6816M (xx) 1967-08-02 1967-10-30

Publications (1)

Publication Number Publication Date
BE718805A true BE718805A (xx) 1968-12-31

Family

ID=26178582

Family Applications (1)

Application Number Title Priority Date Filing Date
BE718805D BE718805A (xx) 1967-08-02 1968-07-30

Country Status (6)

Country Link
US (1) US3549661A (xx)
BE (1) BE718805A (xx)
CH (1) CH491906A (xx)
DE (1) DE1793096C3 (xx)
FR (1) FR6816M (xx)
GB (1) GB1220893A (xx)

Also Published As

Publication number Publication date
DE1793096C3 (de) 1975-01-23
US3549661A (en) 1970-12-22
DE1793096B2 (de) 1974-06-06
CH491906A (fr) 1970-06-15
GB1220893A (en) 1971-01-27
FR6816M (xx) 1969-03-24
DE1793096A1 (de) 1972-05-10

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