GB1198426A - Production of Caprolactam - Google Patents
Production of CaprolactamInfo
- Publication number
- GB1198426A GB1198426A GB25686/67A GB2568667A GB1198426A GB 1198426 A GB1198426 A GB 1198426A GB 25686/67 A GB25686/67 A GB 25686/67A GB 2568667 A GB2568667 A GB 2568667A GB 1198426 A GB1198426 A GB 1198426A
- Authority
- GB
- United Kingdom
- Prior art keywords
- caprolactam
- alkali metal
- cyclohexanone
- mixture
- produced
- 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
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title abstract 6
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 abstract 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- -1 alkali metal alkoxide Chemical class 0.000 abstract 2
- 239000006227 byproduct Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 229960001760 dimethyl sulfoxide Drugs 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB25686/67A GB1198426A (en) | 1967-06-02 | 1967-06-02 | Production of Caprolactam |
| US730941A US3676431A (en) | 1967-06-02 | 1968-05-21 | Production of caprolactam |
| DE19681770483 DE1770483A1 (de) | 1967-06-02 | 1968-05-22 | Verfahren zur Herstellung von Coprolactam |
| FR1568507D FR1568507A (cg-RX-API-DMAC10.html) | 1967-06-02 | 1968-05-30 | |
| NL6807631A NL6807631A (cg-RX-API-DMAC10.html) | 1967-06-02 | 1968-05-30 | |
| BE715979D BE715979A (cg-RX-API-DMAC10.html) | 1967-06-02 | 1968-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB25686/67A GB1198426A (en) | 1967-06-02 | 1967-06-02 | Production of Caprolactam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1198426A true GB1198426A (en) | 1970-07-15 |
Family
ID=10231656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB25686/67A Expired GB1198426A (en) | 1967-06-02 | 1967-06-02 | Production of Caprolactam |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3676431A (cg-RX-API-DMAC10.html) |
| BE (1) | BE715979A (cg-RX-API-DMAC10.html) |
| DE (1) | DE1770483A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR1568507A (cg-RX-API-DMAC10.html) |
| GB (1) | GB1198426A (cg-RX-API-DMAC10.html) |
| NL (1) | NL6807631A (cg-RX-API-DMAC10.html) |
-
1967
- 1967-06-02 GB GB25686/67A patent/GB1198426A/en not_active Expired
-
1968
- 1968-05-21 US US730941A patent/US3676431A/en not_active Expired - Lifetime
- 1968-05-22 DE DE19681770483 patent/DE1770483A1/de active Pending
- 1968-05-30 FR FR1568507D patent/FR1568507A/fr not_active Expired
- 1968-05-30 NL NL6807631A patent/NL6807631A/xx unknown
- 1968-05-31 BE BE715979D patent/BE715979A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3676431A (en) | 1972-07-11 |
| BE715979A (cg-RX-API-DMAC10.html) | 1968-12-02 |
| DE1770483A1 (de) | 1971-11-11 |
| NL6807631A (cg-RX-API-DMAC10.html) | 1968-12-03 |
| FR1568507A (cg-RX-API-DMAC10.html) | 1969-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |