FR2403998A1 - Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur procede de fabrication - Google Patents

Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur procede de fabrication

Info

Publication number
FR2403998A1
FR2403998A1 FR7728648A FR7728648A FR2403998A1 FR 2403998 A1 FR2403998 A1 FR 2403998A1 FR 7728648 A FR7728648 A FR 7728648A FR 7728648 A FR7728648 A FR 7728648A FR 2403998 A1 FR2403998 A1 FR 2403998A1
Authority
FR
France
Prior art keywords
phenyl
pyridazinone
hydroxy
useful
cpds
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7728648A
Other languages
English (en)
Other versions
FR2403998B1 (fr
Inventor
Yani Christidis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanofi Aventis France
Original Assignee
Francaise Hoechst Ste
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 Francaise Hoechst Ste filed Critical Francaise Hoechst Ste
Priority to FR7728648A priority Critical patent/FR2403998A1/fr
Priority to AT668978A priority patent/AT361936B/de
Priority to GB7837349A priority patent/GB2004873B/en
Priority to CH979678A priority patent/CH634564A5/fr
Priority to DE19782841421 priority patent/DE2841421A1/de
Publication of FR2403998A1 publication Critical patent/FR2403998A1/fr
Priority to AT299480A priority patent/AT363097B/de
Application granted granted Critical
Publication of FR2403998B1 publication Critical patent/FR2403998B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
    • C07D237/04—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having less than three double bonds between ring members or between ring members and non-ring members
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/58—1,2-Diazines; Hydrogenated 1,2-diazines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
    • C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three 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
    • C07D237/14—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

L'invention concerne à titre de produit industriel nouveau, la dihydroxy-3,4 dihydro-4,5 phényl-6 pyridazine et son tautomère l'hydroxy-4 dihydro-4,5 phény-6 pyridazone-3 et leur procédé de fabrication. Le procédé de fabrication consiste à faire réagir l'hydrate d'hydrazine sur l'acide benzoyllactique en milieu aqueux ou hydroalcoolique puis à cycliser par chauffage. Application comme matière première en synthèse chimique.
FR7728648A 1977-09-22 1977-09-22 Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur procede de fabrication Granted FR2403998A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7728648A FR2403998A1 (fr) 1977-09-22 1977-09-22 Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur procede de fabrication
AT668978A AT361936B (de) 1977-09-22 1978-09-15 Verfahren zur herstellung von neuen 3,4- -dihydroxy-6-phenyl-4,5-dihydropyridazin und seiner tautomeren form
GB7837349A GB2004873B (en) 1977-09-22 1978-09-19 4-hydroxy-4,5-dihydro-6-phenyl-3(2h) pyridazinone and its tautomer 3,4-dihydroxy-6-phenyl-4,5-dihydro-pyridazine their preparation and their use for manufacturing 6-phenyl-3(2h)pyradizione
CH979678A CH634564A5 (fr) 1977-09-22 1978-09-19 Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur utilisation pour la fabrication de la phenyl-3 pyridazone-6.
DE19782841421 DE2841421A1 (de) 1977-09-22 1978-09-22 3,4-dihydroxy-6-phenyl-4,5-dihydropyridazin und seine tautomere form, verfahren zu dessen herstellung und verwendung desselben
AT299480A AT363097B (de) 1977-09-22 1980-06-06 Verfahren zur herstellung von 6-phenyl-3(2h) pyridazinon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7728648A FR2403998A1 (fr) 1977-09-22 1977-09-22 Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur procede de fabrication

Publications (2)

Publication Number Publication Date
FR2403998A1 true FR2403998A1 (fr) 1979-04-20
FR2403998B1 FR2403998B1 (fr) 1983-04-29

Family

ID=9195675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7728648A Granted FR2403998A1 (fr) 1977-09-22 1977-09-22 Dihydroxy-3,4 dihydro-4,5 phenyl-6 pyridazine et son tautomere l'hydroxy-4 dihydro-4,5 phenyl-6 pyridazone-3 et leur procede de fabrication

Country Status (1)

Country Link
FR (1) FR2403998A1 (fr)

Also Published As

Publication number Publication date
FR2403998B1 (fr) 1983-04-29

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse