IT1270090B - Procedimento per l'uso di acidi carbossilici nella trasportazione di beckmann con oleum delle chetossime ad ammidi e per la produzione di caprolattame per trasposizione della cicloesanonossima in presenza di acido cicloesilcarbossilico - Google Patents
Procedimento per l'uso di acidi carbossilici nella trasportazione di beckmann con oleum delle chetossime ad ammidi e per la produzione di caprolattame per trasposizione della cicloesanonossima in presenza di acido cicloesilcarbossilicoInfo
- Publication number
- IT1270090B IT1270090B ITMI941959A ITMI941959A IT1270090B IT 1270090 B IT1270090 B IT 1270090B IT MI941959 A ITMI941959 A IT MI941959A IT MI941959 A ITMI941959 A IT MI941959A IT 1270090 B IT1270090 B IT 1270090B
- Authority
- IT
- Italy
- Prior art keywords
- transposition
- caprolactam
- production
- chetoximes
- oleum
- Prior art date
Links
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title abstract 6
- NZNMSOFKMUBTKW-UHFFFAOYSA-N cyclohexanecarboxylic acid Chemical compound OC(=O)C1CCCCC1 NZNMSOFKMUBTKW-UHFFFAOYSA-N 0.000 title abstract 4
- VEZUQRBDRNJBJY-UHFFFAOYSA-N cyclohexanone oxime Chemical group ON=C1CCCCC1 VEZUQRBDRNJBJY-UHFFFAOYSA-N 0.000 title abstract 4
- 230000017105 transposition Effects 0.000 title abstract 4
- 150000001408 amides Chemical class 0.000 title abstract 2
- 150000001735 carboxylic acids Chemical class 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract 1
- 235000011130 ammonium sulphate Nutrition 0.000 abstract 1
- 239000001166 ammonium sulphate Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI941959A IT1270090B (it) | 1994-09-27 | 1994-09-27 | Procedimento per l'uso di acidi carbossilici nella trasportazione di beckmann con oleum delle chetossime ad ammidi e per la produzione di caprolattame per trasposizione della cicloesanonossima in presenza di acido cicloesilcarbossilico |
| CN 95117244 CN1130181A (zh) | 1994-09-27 | 1995-09-26 | 生产酰胺及己内酰胺的方法 |
| RU95116368A RU2125556C1 (ru) | 1994-09-27 | 1995-09-26 | Способ получения капролактама |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI941959A IT1270090B (it) | 1994-09-27 | 1994-09-27 | Procedimento per l'uso di acidi carbossilici nella trasportazione di beckmann con oleum delle chetossime ad ammidi e per la produzione di caprolattame per trasposizione della cicloesanonossima in presenza di acido cicloesilcarbossilico |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI941959A0 ITMI941959A0 (it) | 1994-09-27 |
| ITMI941959A1 ITMI941959A1 (it) | 1996-03-27 |
| IT1270090B true IT1270090B (it) | 1997-04-28 |
Family
ID=11369602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITMI941959A IT1270090B (it) | 1994-09-27 | 1994-09-27 | Procedimento per l'uso di acidi carbossilici nella trasportazione di beckmann con oleum delle chetossime ad ammidi e per la produzione di caprolattame per trasposizione della cicloesanonossima in presenza di acido cicloesilcarbossilico |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1130181A (ru) |
| IT (1) | IT1270090B (ru) |
| RU (1) | RU2125556C1 (ru) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168524B (zh) * | 2007-11-01 | 2010-05-26 | 湘潭大学 | 一种低磺化的己内酰胺制备方法 |
| CN115073343B (zh) * | 2022-06-29 | 2023-09-29 | 中国天辰工程有限公司 | 一种不副产硫酸铵的己内酰胺合成方法 |
-
1994
- 1994-09-27 IT ITMI941959A patent/IT1270090B/it active IP Right Grant
-
1995
- 1995-09-26 RU RU95116368A patent/RU2125556C1/ru active
- 1995-09-26 CN CN 95117244 patent/CN1130181A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI941959A1 (it) | 1996-03-27 |
| CN1130181A (zh) | 1996-09-04 |
| RU2125556C1 (ru) | 1999-01-27 |
| ITMI941959A0 (it) | 1994-09-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted | ||
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970926 |