Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
  • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
  • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
  • C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
  • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
  • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
  • C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans 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 to carbon atoms of the hetero ring
  • C07D307/84—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D307/85—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
  • C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings

Applications Claiming Priority (1)

Publications (1)

Family

ID=4220761

Family Applications (2)

Family Applications After (1)

Country Status (15)

• 1973
  • 1973-02-09 CH CH188173D patent/CH188173A4/xx unknown
  • 1973-02-09 CH CH188173A patent/CH593379B5/xx not_active IP Right Cessation
• 1974
  • 1974-02-02 DE DE19742405063 patent/DE2405063A1/en not_active Withdrawn
  • 1974-02-04 NL NL7401502A patent/NL7401502A/xx not_active Application Discontinuation
  • 1974-02-04 ES ES422902A patent/ES422902A1/en not_active Expired
  • 1974-02-06 IT IT20238/74A patent/IT1007261B/en active
  • 1974-02-06 SE SE7401569A patent/SE386899B/en unknown
  • 1974-02-07 AT AT96074*#A patent/AT332869B/en not_active IP Right Cessation
  • 1974-02-08 JP JP49015581A patent/JPS49112928A/ja active Pending
  • 1974-02-08 BR BR946/74A patent/BR7400946D0/en unknown
  • 1974-02-11 GB GB613674A patent/GB1456267A/en not_active Expired
  • 1974-02-11 FR FR7404454A patent/FR2217338B1/fr not_active Expired
  • 1974-02-11 CA CA192,191A patent/CA1026342A/en not_active Expired
  • 1974-02-11 BE BE140751A patent/BE810844A/en unknown
  • 1974-02-12 IN IN290/CAL/1974A patent/IN140448B/en unknown
• 1975
  • 1975-10-10 SU SU7502179003A patent/SU577993A3/en active

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