CH503704A - Verfahren zur Herstellung von N-Acyl-urethanen bzw. Lactam-N-carbonsäureestern - Google Patents
Verfahren zur Herstellung von N-Acyl-urethanen bzw. Lactam-N-carbonsäureesternInfo
- Publication number
- CH503704A CH503704A CH1318868A CH1318868A CH503704A CH 503704 A CH503704 A CH 503704A CH 1318868 A CH1318868 A CH 1318868A CH 1318868 A CH1318868 A CH 1318868A CH 503704 A CH503704 A CH 503704A
- Authority
- CH
- Switzerland
- Prior art keywords
- lactam
- production
- carboxylic acid
- acid esters
- urethanes
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1854—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings 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
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
- C07D233/38—One oxygen atom with acyl radicals or hetero atoms directly attached to ring nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
- C08G69/18—Anionic polymerisation
- C08G69/20—Anionic polymerisation characterised by the catalysts used
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Hydrogenated Pyridines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19671668013 DE1668013A1 (de) | 1967-09-04 | 1967-09-04 | Verfahren zur Herstellung von N-Acyl-urethanen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH503704A true CH503704A (de) | 1971-02-28 |
Family
ID=5686036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1318868A CH503704A (de) | 1967-09-04 | 1968-09-03 | Verfahren zur Herstellung von N-Acyl-urethanen bzw. Lactam-N-carbonsäureestern |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3624074A (de) |
| CH (1) | CH503704A (de) |
| FR (1) | FR1580635A (de) |
| GB (1) | GB1199870A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3714130A (en) * | 1971-09-10 | 1973-01-30 | Upjohn Co | Process for the anionic polymerization of caprolactam |
-
1968
- 1968-09-03 US US757092A patent/US3624074A/en not_active Expired - Lifetime
- 1968-09-03 CH CH1318868A patent/CH503704A/de not_active IP Right Cessation
- 1968-09-04 GB GB42155/68A patent/GB1199870A/en not_active Expired
- 1968-09-04 FR FR1580635D patent/FR1580635A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3624074A (en) | 1971-11-30 |
| GB1199870A (en) | 1970-07-22 |
| FR1580635A (de) | 1969-09-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |