BE692586A - - Google Patents

Info

Publication number
BE692586A
BE692586A BE692586DA BE692586A BE 692586 A BE692586 A BE 692586A BE 692586D A BE692586D A BE 692586DA BE 692586 A BE692586 A BE 692586A
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
Application filed filed Critical
Publication of BE692586A publication Critical patent/BE692586A/xx

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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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 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 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BE692586D 1966-01-14 1967-01-13 BE692586A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR45878A FR5574M (ja) 1966-01-14 1966-01-14

Publications (1)

Publication Number Publication Date
BE692586A true BE692586A (ja) 1967-07-13

Family

ID=8598663

Family Applications (1)

Application Number Title Priority Date Filing Date
BE692586D BE692586A (ja) 1966-01-14 1967-01-13

Country Status (3)

Country Link
BE (1) BE692586A (ja)
FR (1) FR5574M (ja)
GB (1) GB1176683A (ja)

Also Published As

Publication number Publication date
FR5574M (ja) 1967-11-27
GB1176683A (en) 1970-01-07

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