SE8304996D0 - Forfarande for framstellning av bensopyranderivat - Google Patents

Forfarande for framstellning av bensopyranderivat

Info

Publication number
SE8304996D0
SE8304996D0 SE8304996A SE8304996A SE8304996D0 SE 8304996 D0 SE8304996 D0 SE 8304996D0 SE 8304996 A SE8304996 A SE 8304996A SE 8304996 A SE8304996 A SE 8304996A SE 8304996 D0 SE8304996 D0 SE 8304996D0
Authority
SE
Sweden
Prior art keywords
img
procedure
benzopyran derivatives
hydrogen
compound
Prior art date
Application number
SE8304996A
Other languages
English (en)
Other versions
SE8304996L (sv
Inventor
F Murphy
P Williams
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 SE8304996D0 publication Critical patent/SE8304996D0/sv
Publication of SE8304996L publication Critical patent/SE8304996L/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • 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
    • 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
SE8304996A 1977-11-29 1983-09-16 Forfarande for framstellning av bensopyranderivat SE8304996L (sv)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB4952577 1977-11-29
GB4952777 1977-11-29
GB7832082 1978-08-03

Publications (2)

Publication Number Publication Date
SE8304996D0 true SE8304996D0 (sv) 1983-09-16
SE8304996L SE8304996L (sv) 1983-09-16

Family

ID=27260092

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7812089A SE7812089L (sv) 1977-11-29 1978-11-23 Forfarande for framstellning av bensopyranderivat
SE8304996A SE8304996L (sv) 1977-11-29 1983-09-16 Forfarande for framstellning av bensopyranderivat

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7812089A SE7812089L (sv) 1977-11-29 1978-11-23 Forfarande for framstellning av bensopyranderivat

Country Status (7)

Country Link
JP (1) JPS5498769A (sv)
CA (1) CA1117540A (sv)
CH (2) CH637390A5 (sv)
DK (1) DK528378A (sv)
FI (1) FI783616A (sv)
PT (1) PT68839A (sv)
SE (2) SE7812089L (sv)

Also Published As

Publication number Publication date
SE8304996L (sv) 1983-09-16
JPS5498769A (en) 1979-08-03
DK528378A (da) 1979-05-30
PT68839A (fr) 1978-12-01
SE7812089L (sv) 1979-05-30
CH637390A5 (en) 1983-07-29
CA1117540A (en) 1982-02-02
FI783616A (fi) 1979-05-30
CH639968A5 (en) 1983-12-15

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Legal Events

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NAV Patent application has lapsed

Ref document number: 8304996-5

Effective date: 19840822