FR1192282A - Process for the preparation of 3.5-dioxo-pyrazolidines - Google Patents

Process for the preparation of 3.5-dioxo-pyrazolidines

Info

Publication number
FR1192282A
FR1192282A FR1192282DA FR1192282A FR 1192282 A FR1192282 A FR 1192282A FR 1192282D A FR1192282D A FR 1192282DA FR 1192282 A FR1192282 A FR 1192282A
Authority
FR
France
Prior art keywords
pyrazolidines
dioxo
preparation
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.)
Expired
Application number
Other languages
French (fr)
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.)
Novartis AG
Original Assignee
JR Geigy AG
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 JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR1192282A publication Critical patent/FR1192282A/en
Expired legal-status Critical Current

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)
FR1192282D 1956-11-19 1957-11-15 Process for the preparation of 3.5-dioxo-pyrazolidines Expired FR1192282A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1192282X 1956-11-19

Publications (1)

Publication Number Publication Date
FR1192282A true FR1192282A (en) 1959-10-26

Family

ID=7731357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1192282D Expired FR1192282A (en) 1956-11-19 1957-11-15 Process for the preparation of 3.5-dioxo-pyrazolidines

Country Status (1)

Country Link
FR (1) FR1192282A (en)

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