AT298481B - Process for the preparation of new heterocyclic carboxylic acids and their salts - Google Patents

Process for the preparation of new heterocyclic carboxylic acids and their salts

Info

Publication number
AT298481B
AT298481B AT1019470A AT1019470A AT298481B AT 298481 B AT298481 B AT 298481B AT 1019470 A AT1019470 A AT 1019470A AT 1019470 A AT1019470 A AT 1019470A AT 298481 B AT298481 B AT 298481B
Authority
AT
Austria
Prior art keywords
salts
preparation
carboxylic acids
heterocyclic carboxylic
new heterocyclic
Prior art date
Application number
AT1019470A
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
Application filed by Geigy Ag J R filed Critical Geigy Ag J R
Application granted granted Critical
Publication of AT298481B publication Critical patent/AT298481B/en

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
    • C07D307/82—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
    • 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
    • C07D333/68—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
    • C07D333/70—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Furan Compounds (AREA)
AT1019470A 1969-11-13 1970-11-12 Process for the preparation of new heterocyclic carboxylic acids and their salts AT298481B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1689169A CH522626A (en) 1969-11-13 1969-11-13 Process for the preparation of new heterocyclic carboxylic acids

Publications (1)

Publication Number Publication Date
AT298481B true AT298481B (en) 1972-05-10

Family

ID=4421118

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1019470A AT298481B (en) 1969-11-13 1970-11-12 Process for the preparation of new heterocyclic carboxylic acids and their salts

Country Status (8)

Country Link
AT (1) AT298481B (en)
AU (1) AU2219470A (en)
BE (1) BE758955R (en)
CH (1) CH522626A (en)
FR (1) FR2073349A2 (en)
IL (1) IL35635A0 (en)
NO (1) NO124483B (en)
ZA (1) ZA707667B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH484092A (en) * 1967-07-28 1970-01-15 Geigy Ag J R Process for the preparation of new heterocyclic carboxylic acids

Also Published As

Publication number Publication date
IL35635A0 (en) 1971-01-28
CH522626A (en) 1972-06-30
ZA707667B (en) 1971-08-25
FR2073349A2 (en) 1971-10-01
AU2219470A (en) 1972-05-18
NO124483B (en) 1972-04-24
FR2073349B2 (en) 1974-02-22
BE758955R (en) 1971-05-13

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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