FR44843E - Sulfonic acid and carbonic acid derivatives of 1.3-diaryl-5-pyrazolones and their preparation process - Google Patents

Sulfonic acid and carbonic acid derivatives of 1.3-diaryl-5-pyrazolones and their preparation process

Info

Publication number
FR44843E
FR44843E FR44843DA FR44843E FR 44843 E FR44843 E FR 44843E FR 44843D A FR44843D A FR 44843DA FR 44843 E FR44843 E FR 44843E
Authority
FR
France
Prior art keywords
pyrazolones
diaryl
preparation process
sulfonic acid
acid derivatives
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR44843E publication Critical patent/FR44843E/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
    • C07D231/18—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)
FR44843D 1934-03-12 1934-03-12 Sulfonic acid and carbonic acid derivatives of 1.3-diaryl-5-pyrazolones and their preparation process Expired FR44843E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44843T 1934-03-12

Publications (1)

Publication Number Publication Date
FR44843E true FR44843E (en) 1935-04-15

Family

ID=8680638

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44843D Expired FR44843E (en) 1934-03-12 1934-03-12 Sulfonic acid and carbonic acid derivatives of 1.3-diaryl-5-pyrazolones and their preparation process

Country Status (1)

Country Link
FR (1) FR44843E (en)

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