CH379512A - Process for the preparation of new 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines - Google Patents

Process for the preparation of new 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines

Info

Publication number
CH379512A
CH379512A CH231860A CH231860A CH379512A CH 379512 A CH379512 A CH 379512A CH 231860 A CH231860 A CH 231860A CH 231860 A CH231860 A CH 231860A CH 379512 A CH379512 A CH 379512A
Authority
CH
Switzerland
Prior art keywords
pyrazolidines
diaryl
dioxo
substituted
preparation
Prior art date
Application number
CH231860A
Other languages
German (de)
Inventor
Rudolf Dr Pfister
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 CH231860A priority Critical patent/CH379512A/en
Priority to GB728161A priority patent/GB956850A/en
Priority to BE600718A priority patent/BE600718A/en
Priority to ES0265289A priority patent/ES265289A1/en
Priority to DK88061A priority patent/DK103397C/en
Publication of CH379512A publication Critical patent/CH379512A/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
    • C07D231/28—Two oxygen or sulfur atoms
    • C07D231/30—Two oxygen or sulfur atoms attached in positions 3 and 5
    • C07D231/32—Oxygen atoms
    • C07D231/34—Oxygen atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached in position 4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH231860A 1960-03-01 1960-03-01 Process for the preparation of new 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines CH379512A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH231860A CH379512A (en) 1960-03-01 1960-03-01 Process for the preparation of new 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines
GB728161A GB956850A (en) 1960-03-01 1961-02-28 New 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines and process for their production
BE600718A BE600718A (en) 1960-03-01 1961-02-28 New 1.2-diaryl-3.5-dioxo-pyrazolidines substituted in position 4 and their preparation
ES0265289A ES265289A1 (en) 1960-03-01 1961-02-28 New 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines and process for their production
DK88061A DK103397C (en) 1960-03-01 1961-02-28 Process for the preparation of 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines or salts thereof.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH231860A CH379512A (en) 1960-03-01 1960-03-01 Process for the preparation of new 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines

Publications (1)

Publication Number Publication Date
CH379512A true CH379512A (en) 1964-07-15

Family

ID=4230993

Family Applications (1)

Application Number Title Priority Date Filing Date
CH231860A CH379512A (en) 1960-03-01 1960-03-01 Process for the preparation of new 4-substituted 1,2-diaryl-3,5-dioxo-pyrazolidines

Country Status (5)

Country Link
BE (1) BE600718A (en)
CH (1) CH379512A (en)
DK (1) DK103397C (en)
ES (1) ES265289A1 (en)
GB (1) GB956850A (en)

Also Published As

Publication number Publication date
ES265289A1 (en) 1961-09-16
BE600718A (en) 1961-08-28
GB956850A (en) 1964-04-29
DK103397C (en) 1965-12-27

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