AT281811B - Process for the preparation of new benzofuran derivatives and their salts - Google Patents

Process for the preparation of new benzofuran derivatives and their salts

Info

Publication number
AT281811B
AT281811B AT07301/68A AT730168A AT281811B AT 281811 B AT281811 B AT 281811B AT 07301/68 A AT07301/68 A AT 07301/68A AT 730168 A AT730168 A AT 730168A AT 281811 B AT281811 B AT 281811B
Authority
AT
Austria
Prior art keywords
salts
preparation
benzofuran derivatives
new benzofuran
new
Prior art date
Application number
AT07301/68A
Other languages
German (de)
Original Assignee
Geigy Ag J R
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
Priority claimed from CH1076467A external-priority patent/CH484092A/en
Application filed by Geigy Ag J R filed Critical Geigy Ag J R
Application granted granted Critical
Publication of AT281811B publication Critical patent/AT281811B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
    • A61K31/343—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
    • 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
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
    • C07D209/42—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Furan Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
AT07301/68A 1967-07-28 1968-07-26 Process for the preparation of new benzofuran derivatives and their salts AT281811B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1076467A CH484092A (en) 1967-07-28 1967-07-28 Process for the preparation of new heterocyclic carboxylic acids

Publications (1)

Publication Number Publication Date
AT281811B true AT281811B (en) 1970-06-10

Family

ID=4366590

Family Applications (4)

Application Number Title Priority Date Filing Date
AT07301/68A AT281811B (en) 1967-07-28 1968-07-26 Process for the preparation of new benzofuran derivatives and their salts
AT729868A AT280272B (en) 1967-07-28 1968-07-26 Process for the preparation of new coumarone, benzo [b] thiophene or indole derivatives and their salts
AT06940/69A AT285595B (en) 1967-07-28 1968-07-26 Process for the preparation of new benzofuran derivatives and their salts
AT446869A AT283346B (en) 1967-07-28 1968-07-26 Process for the preparation of new coumarone, benzo [b] thiophene or indole derivatives and their salts

Family Applications After (3)

Application Number Title Priority Date Filing Date
AT729868A AT280272B (en) 1967-07-28 1968-07-26 Process for the preparation of new coumarone, benzo [b] thiophene or indole derivatives and their salts
AT06940/69A AT285595B (en) 1967-07-28 1968-07-26 Process for the preparation of new benzofuran derivatives and their salts
AT446869A AT283346B (en) 1967-07-28 1968-07-26 Process for the preparation of new coumarone, benzo [b] thiophene or indole derivatives and their salts

Country Status (15)

Country Link
AT (4) AT281811B (en)
BG (2) BG15387A3 (en)
BR (1) BR6800997D0 (en)
CH (2) CH484095A (en)
CS (2) CS153467B2 (en)
DK (1) DK121087B (en)
FI (2) FI49415C (en)
GT (1) GT197640170A (en)
IE (1) IE32222B1 (en)
IL (1) IL30442A (en)
NO (1) NO122751B (en)
PL (1) PL69796B1 (en)
SE (1) SE364270B (en)
SU (1) SU393827A3 (en)
YU (1) YU32705B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2467004C2 (en) * 2010-10-07 2012-11-20 Учреждение Российской Академии Наук Институт Нефтехимии И Катализа Ран METHOD OF OBTAINING METHYL ESTER OF 2-BENZO[b]FURANCARBOXYLIC ACID

Also Published As

Publication number Publication date
BG15386A3 (en) 1976-03-23
CH484095A (en) 1970-01-15
SE364270B (en) 1974-02-18
YU32705B (en) 1975-06-30
IE32222L (en) 1969-01-28
FI49415C (en) 1975-06-10
PL69796B1 (en) 1973-10-31
YU178368A (en) 1974-12-31
IE32222B1 (en) 1973-05-16
IL30442A (en) 1972-01-27
SU393827A3 (en) 1973-08-10
FI49416C (en) 1975-06-10
BR6800997D0 (en) 1973-01-02
FI49415B (en) 1975-02-28
CS153467B2 (en) 1974-02-25
CH484094A (en) 1970-01-15
NO122751B (en) 1971-08-09
AT285595B (en) 1970-11-10
AT283346B (en) 1970-08-10
FI49416B (en) 1975-02-28
AT280272B (en) 1970-04-10
BG15387A3 (en) 1976-05-10
GT197640170A (en) 1977-08-06
IL30442A0 (en) 1968-11-27
DK121087B (en) 1971-09-06
CS153468B2 (en) 1974-02-25

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee