CH289198A - Process for the preparation of a substituted 1-phenyl-3-methyl-5-pyrazolone. - Google Patents

Process for the preparation of a substituted 1-phenyl-3-methyl-5-pyrazolone.

Info

Publication number
CH289198A
CH289198A CH289198DA CH289198A CH 289198 A CH289198 A CH 289198A CH 289198D A CH289198D A CH 289198DA CH 289198 A CH289198 A CH 289198A
Authority
CH
Switzerland
Prior art keywords
pyrazolone
phenyl
substituted
methyl
preparation
Prior art date
Application number
Other languages
German (de)
Inventor
Ag J R Geigy
Original Assignee
Ag J R Geigy
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 Ag J R Geigy filed Critical Ag J R Geigy
Publication of CH289198A publication Critical patent/CH289198A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or 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
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5
    • C07D231/22—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
    • C07D231/26—1-Phenyl-3-methyl-5- pyrazolones, unsubstituted or substituted on the phenyl ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH289198D 1950-05-17 1950-05-17 Process for the preparation of a substituted 1-phenyl-3-methyl-5-pyrazolone. CH289198A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH289198T 1950-05-17

Publications (1)

Publication Number Publication Date
CH289198A true CH289198A (en) 1953-02-28

Family

ID=4486551

Family Applications (1)

Application Number Title Priority Date Filing Date
CH289198D CH289198A (en) 1950-05-17 1950-05-17 Process for the preparation of a substituted 1-phenyl-3-methyl-5-pyrazolone.

Country Status (1)

Country Link
CH (1) CH289198A (en)

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