FR1107982A - Procédé perfectionné de préparation de l'acide pyrrolidone carboxylique - Google Patents
Procédé perfectionné de préparation de l'acide pyrrolidone carboxyliqueInfo
- Publication number
- FR1107982A FR1107982A FR1107982DA FR1107982A FR 1107982 A FR1107982 A FR 1107982A FR 1107982D A FR1107982D A FR 1107982DA FR 1107982 A FR1107982 A FR 1107982A
- Authority
- FR
- France
- Prior art keywords
- carboxylic acid
- improved process
- pyrrolidone carboxylic
- preparing
- preparing pyrrolidone
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1107982XA | 1953-08-10 | 1953-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1107982A true FR1107982A (fr) | 1956-01-06 |
Family
ID=22334994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1107982D Expired FR1107982A (fr) | 1953-08-10 | 1954-06-22 | Procédé perfectionné de préparation de l'acide pyrrolidone carboxylique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1107982A (fr) |
-
1954
- 1954-06-22 FR FR1107982D patent/FR1107982A/fr not_active Expired
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