JPS6465A - Method for synthesizing epsilon-caprolactam - Google Patents
Method for synthesizing epsilon-caprolactamInfo
- Publication number
- JPS6465A JPS6465A JP63053864A JP5386488A JPS6465A JP S6465 A JPS6465 A JP S6465A JP 63053864 A JP63053864 A JP 63053864A JP 5386488 A JP5386488 A JP 5386488A JP S6465 A JPS6465 A JP S6465A
- Authority
- JP
- Japan
- Prior art keywords
- oxime
- cyclohexanone
- reaction
- caprolactam
- temp
- 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.)
- Granted
Links
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title abstract 6
- 230000002194 synthesizing effect Effects 0.000 title 1
- VEZUQRBDRNJBJY-UHFFFAOYSA-N cyclohexanone oxime Chemical compound ON=C1CCCCC1 VEZUQRBDRNJBJY-UHFFFAOYSA-N 0.000 abstract 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 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
- 239000006227 byproduct Substances 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000012043 crude product Substances 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 150000003951 lactams Chemical class 0.000 abstract 1
- 230000003134 recirculating effect Effects 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
- C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00119—Heat exchange inside a feeding nozzle or nozzle reactor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT19647/87A IT1204503B (it) | 1987-03-11 | 1987-03-11 | Processo per la sintesi dell'epsiloncaprolattame |
| IT19647A/87 | 1987-03-11 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPH0165A JPH0165A (ja) | 1989-01-05 |
| JPS6465A true JPS6465A (en) | 1989-01-05 |
| JPH0699385B2 JPH0699385B2 (ja) | 1994-12-07 |
Family
ID=11160063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63053864A Expired - Fee Related JPH0699385B2 (ja) | 1987-03-11 | 1988-03-09 | ε−カプロラクタムの合成方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4789741A (ja) |
| EP (1) | EP0282032B1 (ja) |
| JP (1) | JPH0699385B2 (ja) |
| AT (1) | ATE107919T1 (ja) |
| CA (1) | CA1307261C (ja) |
| DE (1) | DE3850424T2 (ja) |
| ES (1) | ES2055715T3 (ja) |
| IT (1) | IT1204503B (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4487076A (en) * | 1982-10-25 | 1984-12-11 | Fisher Controls International, Inc. | Vortex flow meter |
| JP2007520445A (ja) * | 2003-05-23 | 2007-07-26 | ディーエスエム アイピー アセッツ ビー．ブイ． | カプロラクタムの調製方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839949A (ja) * | 1971-08-19 | 1973-06-12 | ||
| JPS5170787A (ja) * | 1974-11-13 | 1976-06-18 | Allied Chem | Rakutamunoseizohoho |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2716114A (en) * | 1955-08-23 | Process for the production of | ||
| GB732899A (en) * | 1951-05-25 | 1955-06-29 | Frank Christopher Potts | Improvements in and relating to the preparation of caprolactam |
| CH454876A (de) * | 1966-01-14 | 1968-04-30 | Inventa Ag | Verfahren zur kontinuierlichen Herstellung von Lactamen |
-
1987
- 1987-03-11 IT IT19647/87A patent/IT1204503B/it active
-
1988
- 1988-03-07 CA CA000560738A patent/CA1307261C/en not_active Expired - Fee Related
- 1988-03-07 US US07/165,234 patent/US4789741A/en not_active Expired - Lifetime
- 1988-03-09 EP EP88103718A patent/EP0282032B1/en not_active Expired - Lifetime
- 1988-03-09 ES ES88103718T patent/ES2055715T3/es not_active Expired - Lifetime
- 1988-03-09 AT AT88103718T patent/ATE107919T1/de not_active IP Right Cessation
- 1988-03-09 DE DE3850424T patent/DE3850424T2/de not_active Expired - Fee Related
- 1988-03-09 JP JP63053864A patent/JPH0699385B2/ja not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839949A (ja) * | 1971-08-19 | 1973-06-12 | ||
| JPS5170787A (ja) * | 1974-11-13 | 1976-06-18 | Allied Chem | Rakutamunoseizohoho |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4487076A (en) * | 1982-10-25 | 1984-12-11 | Fisher Controls International, Inc. | Vortex flow meter |
| JP2007520445A (ja) * | 2003-05-23 | 2007-07-26 | ディーエスエム アイピー アセッツ ビー．ブイ． | カプロラクタムの調製方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1307261C (en) | 1992-09-08 |
| EP0282032B1 (en) | 1994-06-29 |
| IT8719647A0 (it) | 1987-03-11 |
| EP0282032A3 (en) | 1991-03-06 |
| DE3850424T2 (de) | 1994-11-10 |
| IT1204503B (it) | 1989-03-03 |
| DE3850424D1 (de) | 1994-08-04 |
| EP0282032A2 (en) | 1988-09-14 |
| ATE107919T1 (de) | 1994-07-15 |
| JPH0699385B2 (ja) | 1994-12-07 |
| ES2055715T3 (es) | 1994-09-01 |
| US4789741A (en) | 1988-12-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |