CH491911A - Verfahren zur Herstellung von neuen Pyroglutamat-Derivaten - Google Patents
Verfahren zur Herstellung von neuen Pyroglutamat-DerivatenInfo
- Publication number
- CH491911A CH491911A CH515465A CH515465A CH491911A CH 491911 A CH491911 A CH 491911A CH 515465 A CH515465 A CH 515465A CH 515465 A CH515465 A CH 515465A CH 491911 A CH491911 A CH 491911A
- Authority
- CH
- Switzerland
- Prior art keywords
- pyroglutamate
- derivatives
- preparation
- new
- pyroglutamate derivatives
- Prior art date
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/923—Ethylenic monomers containing at least one salt group
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH191469A CH476770A (de) | 1964-04-16 | 1965-04-13 | Verfahren zur Herstellung von Polymeren bzw. Mischpolymeren von N-Alkenyl-pyroglutaminsäure bzw. deren Derivaten |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US360405A US3355458A (en) | 1964-04-16 | 1964-04-16 | Nu-alkenyl pyroglutamic acid amides, salts and 1, 1' methylene bis-(allyl pyroglutamates) thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH491911A true CH491911A (de) | 1970-06-15 |
Family
ID=23417832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH515465A CH491911A (de) | 1964-04-16 | 1965-04-13 | Verfahren zur Herstellung von neuen Pyroglutamat-Derivaten |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3355458A (de) |
| CH (1) | CH491911A (de) |
| DE (1) | DE1595931A1 (de) |
| GB (1) | GB1101866A (de) |
| IT (1) | IT965509B (de) |
| NL (1) | NL147424B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3475386A (en) * | 1964-04-16 | 1969-10-28 | Merck & Co Inc | Polymers of pyroglutamic acid derivatives |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB833820A (en) * | 1957-10-17 | 1960-04-27 | Beecham Res Lab | Improvements in or relating to the preparation of pyrrolidyl esters and quaternary compounds thereof |
-
1964
- 1964-04-16 US US360405A patent/US3355458A/en not_active Expired - Lifetime
-
1965
- 1965-03-01 GB GB8653/65A patent/GB1101866A/en not_active Expired
- 1965-03-13 IT IT5370/65A patent/IT965509B/it active
- 1965-03-31 DE DE19651595931 patent/DE1595931A1/de active Pending
- 1965-04-13 CH CH515465A patent/CH491911A/de not_active IP Right Cessation
- 1965-04-15 NL NL656504878A patent/NL147424B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3355458A (en) | 1967-11-28 |
| NL6504878A (de) | 1965-10-18 |
| IT965509B (it) | 1974-02-11 |
| NL147424B (nl) | 1975-10-15 |
| GB1101866A (en) | 1968-01-31 |
| DE1595931A1 (de) | 1970-01-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |