USB506148I5 - - Google Patents
Info
- Publication number
- USB506148I5 USB506148I5 US50614874A USB506148I5 US B506148 I5 USB506148 I5 US B506148I5 US 50614874 A US50614874 A US 50614874A US B506148 I5 USB506148 I5 US B506148I5
- Authority
- US
- United States
- 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.)
- Pending
Links
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
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/506,148 US3988319A (en) | 1974-09-16 | 1974-09-16 | Process for producing caprolactam from 6-aminocaproic acid |
| DE19752535689 DE2535689A1 (de) | 1974-09-16 | 1975-08-09 | Verfahren zur herstellung von caprolactam |
| JP50100251A JPS5143780A (en) | 1974-09-16 | 1975-08-20 | 66 aminokapuronsankarano kapurorakutamunoseiho |
| IT69163/75A IT1041629B (it) | 1974-09-16 | 1975-08-29 | Procedimento per la produzione di caprolattame da acido 6 amino capronico |
| GB35910/75A GB1492322A (en) | 1974-09-16 | 1975-09-01 | Process for producing caprolactam from 6-aminocaproic aci |
| FR7527947A FR2284596A1 (fr) | 1974-09-16 | 1975-09-11 | Procede de production de caprolactame a partir d'acide 6-amino-caproique et nouveau produit ainsi obtenu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/506,148 US3988319A (en) | 1974-09-16 | 1974-09-16 | Process for producing caprolactam from 6-aminocaproic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| USB506148I5 true USB506148I5 (it) | 1976-02-03 |
| US3988319A US3988319A (en) | 1976-10-26 |
Family
ID=24013393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US05/506,148 Expired - Lifetime US3988319A (en) | 1974-09-16 | 1974-09-16 | Process for producing caprolactam from 6-aminocaproic acid |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3988319A (it) |
| JP (1) | JPS5143780A (it) |
| DE (1) | DE2535689A1 (it) |
| FR (1) | FR2284596A1 (it) |
| GB (1) | GB1492322A (it) |
| IT (1) | IT1041629B (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4277419A (en) * | 1978-09-15 | 1981-07-07 | Allied Chemical Corporation | Preparation of muconic acid mononitriles and copper(II)-ammonia reagent therefor |
| US4329498A (en) * | 1979-09-11 | 1982-05-11 | Allied Corporation | Preparation of 6-aminocaproic acid via muconic acid mononitrile |
| US4470928A (en) * | 1981-10-15 | 1984-09-11 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for producing cyanovaleric esters and caprolactam |
| DE3403574A1 (de) * | 1984-02-02 | 1985-08-08 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von caprolactam aus (epsilon)-aminocapronsaeure |
| DE3602377A1 (de) * | 1986-01-28 | 1987-07-30 | Basf Ag | Verfahren zur herstellung von caprolactam |
| DE3643011A1 (de) * | 1986-12-17 | 1988-06-30 | Basf Ag | Verfahren zur herstellung von caprolactam aus 6-aminocapronsaeure, deren estern und amiden |
| DE3735904A1 (de) * | 1987-08-15 | 1989-02-23 | Bayer Ag | Verfahren zur herstellung von n-alkylierten caprolactamen |
| DE4422610A1 (de) * | 1994-06-28 | 1996-01-04 | Basf Ag | Verfahren zur Herstellung von cyclischen Lactamen |
| US5780623A (en) * | 1996-02-23 | 1998-07-14 | Dsm N.V. | Process to prepare ε-caprolactam from 6-aminocaproic acid |
| DE19718706A1 (de) | 1997-05-02 | 1998-11-05 | Basf Ag | Verfahren zur Herstellung cyclischer Lactame |
-
1974
- 1974-09-16 US US05/506,148 patent/US3988319A/en not_active Expired - Lifetime
-
1975
- 1975-08-09 DE DE19752535689 patent/DE2535689A1/de active Pending
- 1975-08-20 JP JP50100251A patent/JPS5143780A/ja active Pending
- 1975-08-29 IT IT69163/75A patent/IT1041629B/it active
- 1975-09-01 GB GB35910/75A patent/GB1492322A/en not_active Expired
- 1975-09-11 FR FR7527947A patent/FR2284596A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1492322A (en) | 1977-11-16 |
| DE2535689A1 (de) | 1976-03-25 |
| IT1041629B (it) | 1980-01-10 |
| FR2284596A1 (fr) | 1976-04-09 |
| JPS5143780A (en) | 1976-04-14 |
| FR2284596B3 (it) | 1979-06-29 |
| US3988319A (en) | 1976-10-26 |