CH450429A - Verfahren zur Herstellung von a-Halogen-3-hydroxy-5-isoxazolessigsäure - Google Patents

Verfahren zur Herstellung von a-Halogen-3-hydroxy-5-isoxazolessigsäure

Info

Publication number
CH450429A
CH450429A CH1827667A CH1827667A CH450429A CH 450429 A CH450429 A CH 450429A CH 1827667 A CH1827667 A CH 1827667A CH 1827667 A CH1827667 A CH 1827667A CH 450429 A CH450429 A CH 450429A
Authority
CH
Switzerland
Prior art keywords
acid
formula
isoxazole
acetic acid
halo
Prior art date
Application number
CH1827667A
Other languages
German (de)
English (en)
Inventor
R Dr Gagneux Andre
Franz Dr Haefliger
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
Priority to CH405365A priority Critical patent/CH454146A/de
Priority to CH1827667A priority patent/CH450429A/de
Priority claimed from CH530965A external-priority patent/CH454147A/de
Priority to NL6508403A priority patent/NL6508403A/xx
Publication of CH450429A publication Critical patent/CH450429A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C07D261/12—Oxygen atoms
    • 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
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/42—Oxazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/08—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C07D261/18—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen

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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CH1827667A 1964-07-22 1965-03-23 Verfahren zur Herstellung von a-Halogen-3-hydroxy-5-isoxazolessigsäure CH450429A (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH405365A CH454146A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung des Ammoniumsalzes der neuen a-Amino-3-hydroxy-5-isoxazolessigsäure
CH1827667A CH450429A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung von a-Halogen-3-hydroxy-5-isoxazolessigsäure
NL6508403A NL6508403A (da) 1964-07-22 1965-06-30

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH956564 1964-07-22
CH405365A CH454146A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung des Ammoniumsalzes der neuen a-Amino-3-hydroxy-5-isoxazolessigsäure
CH1827667A CH450429A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung von a-Halogen-3-hydroxy-5-isoxazolessigsäure
CH525665 1965-04-14
CH530965A CH454147A (de) 1965-04-15 1965-04-15 Verfahren zur Herstellung eines neuen Isoxazolderivates

Publications (1)

Publication Number Publication Date
CH450429A true CH450429A (de) 1968-01-31

Family

ID=27509175

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1827667A CH450429A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung von a-Halogen-3-hydroxy-5-isoxazolessigsäure
CH405365A CH454146A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung des Ammoniumsalzes der neuen a-Amino-3-hydroxy-5-isoxazolessigsäure

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH405365A CH454146A (de) 1964-07-22 1965-03-23 Verfahren zur Herstellung des Ammoniumsalzes der neuen a-Amino-3-hydroxy-5-isoxazolessigsäure

Country Status (2)

Country Link
CH (2) CH450429A (da)
NL (1) NL6508403A (da)

Also Published As

Publication number Publication date
NL6508403A (da) 1966-01-24
CH454146A (de) 1968-04-15

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