BE538899A - - Google Patents

Info

Publication number
BE538899A
BE538899A BE538899DA BE538899A BE 538899 A BE538899 A BE 538899A BE 538899D A BE538899D A BE 538899DA BE 538899 A BE538899 A BE 538899A
Authority
BE
Belgium
Prior art keywords
group
radicals
mixture
water
halogen
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE538899A publication Critical patent/BE538899A/fr

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
    • C07D311/78Ring systems having three or more relevant rings
    • C07D311/80Dibenzopyrans; Hydrogenated dibenzopyrans
    • C07D311/82Xanthenes
    • C07D311/84Xanthenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 9
    • C07D311/86Oxygen atoms, e.g. xanthones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BE538899D BE538899A (da)

Publications (1)

Publication Number Publication Date
BE538899A true BE538899A (da)

Family

ID=168765

Family Applications (1)

Application Number Title Priority Date Filing Date
BE538899D BE538899A (da)

Country Status (1)

Country Link
BE (1) BE538899A (da)

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