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CH521963A - Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren - Google Patents

Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren

Info

Publication number
CH521963A
CH521963A CH437172A CH437172A CH521963A CH 521963 A CH521963 A CH 521963A CH 437172 A CH437172 A CH 437172A CH 437172 A CH437172 A CH 437172A CH 521963 A CH521963 A CH 521963A
Authority
CH
Switzerland
Prior art keywords
carboxylic acid
dihydro
methyl
general formula
acid
Prior art date
Application number
CH437172A
Other languages
German (de)
English (en)
Inventor
Ernst Dr Habicht
Janos Dr Zergenyi
Bernard Dr Libis
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH437172A priority Critical patent/CH521963A/de
Publication of CH521963A publication Critical patent/CH521963A/de

Links

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
    • C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
    • C07D333/52—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
    • C07D333/62—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Furan Compounds (AREA)
CH437172A 1969-09-15 1969-09-15 Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren CH521963A (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH437172A CH521963A (de) 1969-09-15 1969-09-15 Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1395269 1969-09-15
CH437172A CH521963A (de) 1969-09-15 1969-09-15 Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren

Publications (1)

Publication Number Publication Date
CH521963A true CH521963A (de) 1972-04-30

Family

ID=4396729

Family Applications (1)

Application Number Title Priority Date Filing Date
CH437172A CH521963A (de) 1969-09-15 1969-09-15 Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren

Country Status (6)

Country Link
CH (1) CH521963A (xx)
ES (2) ES383633A1 (xx)
IE (1) IE34661B1 (xx)
IL (1) IL35288A (xx)
NO (1) NO129740B (xx)
PL (2) PL81003B1 (xx)

Also Published As

Publication number Publication date
NO129740B (xx) 1974-05-20
IE34661B1 (en) 1975-07-09
IL35288A0 (en) 1970-11-30
PL81003B1 (xx) 1975-08-30
PL72916B1 (xx) 1974-08-30
IL35288A (en) 1973-06-29
ES383634A1 (es) 1973-03-01
ES383633A1 (es) 1973-02-16
IE34661L (en) 1971-03-15

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Legal Events

Date Code Title Description
PL Patent ceased