FI771545A - - Google Patents

Info

Publication number
FI771545A
FI771545A FI771545A FI771545A FI771545A FI 771545 A FI771545 A FI 771545A FI 771545 A FI771545 A FI 771545A FI 771545 A FI771545 A FI 771545A FI 771545 A FI771545 A FI 771545A
Authority
FI
Finland
Application number
FI771545A
Other languages
Finnish (fi)
Inventor
Hugh Cairns
David Norman Hardern
Original Assignee
Fisons Ltd
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 Fisons Ltd filed Critical Fisons Ltd
Publication of FI771545A publication Critical patent/FI771545A/fi

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
    • C07D311/22—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)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
FI771545A 1976-05-19 1977-05-16 FI771545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2057176 1976-05-19

Publications (1)

Publication Number Publication Date
FI771545A true FI771545A (en) 1977-11-20

Family

ID=10148114

Family Applications (1)

Application Number Title Priority Date Filing Date
FI771545A FI771545A (en) 1976-05-19 1977-05-16

Country Status (6)

Country Link
JP (1) JPS52142073A (en)
DK (1) DK208877A (en)
FI (1) FI771545A (en)
NO (1) NO771722L (en)
PT (1) PT66569B (en)
SE (1) SE7705849L (en)

Also Published As

Publication number Publication date
PT66569B (en) 1979-04-13
DK208877A (en) 1977-11-20
SE7705849L (en) 1977-11-20
PT66569A (en) 1977-06-01
JPS52142073A (en) 1977-11-26
NO771722L (en) 1977-11-22

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: FISONS LIMITED