FR1201466A - Improvements to processes for preparing carboxylates, in particular the ammonium salt of dl-pyrrolidone-carboxylic acid - Google Patents

Improvements to processes for preparing carboxylates, in particular the ammonium salt of dl-pyrrolidone-carboxylic acid

Info

Publication number
FR1201466A
FR1201466A FR1201466DA FR1201466A FR 1201466 A FR1201466 A FR 1201466A FR 1201466D A FR1201466D A FR 1201466DA FR 1201466 A FR1201466 A FR 1201466A
Authority
FR
France
Prior art keywords
pyrrolidone
processes
carboxylic acid
ammonium salt
carboxylates
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR1201466A publication Critical patent/FR1201466A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/273—2-Pyrrolidones 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 other ring carbon atoms
    • C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D207/28—2-Pyrrolidone-5- carboxylic acids; Functional derivatives thereof, e.g. esters, nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1201466D 1956-12-28 1957-12-19 Improvements to processes for preparing carboxylates, in particular the ammonium salt of dl-pyrrolidone-carboxylic acid Expired FR1201466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1201466XA 1956-12-28 1956-12-28

Publications (1)

Publication Number Publication Date
FR1201466A true FR1201466A (en) 1959-12-30

Family

ID=22388522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201466D Expired FR1201466A (en) 1956-12-28 1957-12-19 Improvements to processes for preparing carboxylates, in particular the ammonium salt of dl-pyrrolidone-carboxylic acid

Country Status (1)

Country Link
FR (1) FR1201466A (en)

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