BR9102846A - Processo para tratamento de uma mistura de amidas contendo cetoxima ou aldoxima - Google Patents
Processo para tratamento de uma mistura de amidas contendo cetoxima ou aldoximaInfo
- Publication number
- BR9102846A BR9102846A BR919102846A BR9102846A BR9102846A BR 9102846 A BR9102846 A BR 9102846A BR 919102846 A BR919102846 A BR 919102846A BR 9102846 A BR9102846 A BR 9102846A BR 9102846 A BR9102846 A BR 9102846A
- Authority
- BR
- Brazil
- Prior art keywords
- ketoxyme
- aldoxyme
- treating
- mixture containing
- starch mixture
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/22—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from lactams, cyclic ketones or cyclic oximes, e.g. by reactions involving Beckmann rearrangement
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
- C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D223/06—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings 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
- C07D223/08—Oxygen atoms
- C07D223/10—Oxygen atoms attached in position 2
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL9001545A NL9001545A (nl) | 1990-07-06 | 1990-07-06 | Werkwijze voor het behandelen van amides. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9102846A true BR9102846A (pt) | 1992-02-04 |
Family
ID=19857377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR919102846A BR9102846A (pt) | 1990-07-06 | 1991-07-05 | Processo para tratamento de uma mistura de amidas contendo cetoxima ou aldoxima |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US5227028A (pt) |
| EP (1) | EP0464943B1 (pt) |
| JP (1) | JP3160011B2 (pt) |
| CN (1) | CN1028293C (pt) |
| AR (1) | AR246950A1 (pt) |
| AT (1) | ATE120181T1 (pt) |
| BR (1) | BR9102846A (pt) |
| CZ (1) | CZ287722B6 (pt) |
| DE (1) | DE69108311T2 (pt) |
| ES (1) | ES2069818T3 (pt) |
| GE (1) | GEP19950208B (pt) |
| HU (1) | HU207838B (pt) |
| MX (1) | MX174112B (pt) |
| NL (1) | NL9001545A (pt) |
| PL (1) | PL165673B1 (pt) |
| RU (1) | RU1834885C (pt) |
| SK (1) | SK278256B6 (pt) |
| UA (1) | UA26424A (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9201160A (nl) * | 1992-06-30 | 1994-01-17 | Dsm Nv | Werkwijze voor de omzetting van oximen in de overeenkomstige amides. |
| KR100459819B1 (ko) * | 1996-07-11 | 2005-05-16 | 코닌클리즈케 디에스엠 엔.브이. | 아미드에서케톡심또는알독심을분리하는방법 |
| NL1003564C2 (nl) | 1996-07-11 | 1998-01-15 | Dsm Nv | Werkwijze voor het scheiden van een ketoxim of aldoxim van een amide. |
| US7022844B2 (en) | 2002-09-21 | 2006-04-04 | Honeywell International Inc. | Amide-based compounds, production, recovery, purification and uses thereof |
| ES2206066B1 (es) * | 2002-10-28 | 2005-05-01 | Universidad Politecnica De Valencia | Transposicion de beckmann de la oxima de la ciclododecanona con catalizadores solidos. |
| CN104356039B (zh) * | 2014-11-10 | 2017-02-15 | 河北美邦工程科技有限公司 | 一种己内酰胺制备工艺 |
| CN110256268A (zh) * | 2019-07-02 | 2019-09-20 | 扬州中宝药业股份有限公司 | 一种氨基己酸的制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3288687A (en) * | 1966-11-29 | Process for the purification of epsilon- caprolactam by dilution, acidulation and distillation | ||
| US3248388A (en) * | 1957-09-23 | 1966-04-26 | Syntex Corp | 6alpha-fluoro-delta1, 4-pregnadien-16alpha, 17alpha, 21-triol-3, 20-diones and intermediates in the production thereof |
| US3016376A (en) * | 1959-07-13 | 1962-01-09 | Spencer Chem Co | Process of separating epsiloncaprolactam |
| DE2014761C3 (de) * | 1970-03-26 | 1982-01-21 | Bayer Ag, 5090 Leverkusen | Verfahren zur Entfernung von Oximen aus Lactamen |
| SU595305A1 (ru) * | 1976-01-04 | 1978-02-28 | Предприятие П/Я М-5364 | Способ очистки -капролактама |
| JPS6021582B2 (ja) * | 1980-07-17 | 1985-05-28 | 東レ株式会社 | ε−カプロラクタムオリゴマ−含有ラクタム溶液からε−カプロラクタムを回収する方法 |
| JPS57209269A (en) * | 1981-06-16 | 1982-12-22 | Unitika Ltd | Purification of recovered lactam |
| US4349520A (en) * | 1981-08-24 | 1982-09-14 | Allied Corporation | Continuous hydrolysis of ketoxime |
-
1990
- 1990-07-06 NL NL9001545A patent/NL9001545A/nl not_active Application Discontinuation
-
1991
- 1991-07-02 EP EP91201681A patent/EP0464943B1/en not_active Expired - Lifetime
- 1991-07-02 AT AT91201681T patent/ATE120181T1/de not_active IP Right Cessation
- 1991-07-02 ES ES91201681T patent/ES2069818T3/es not_active Expired - Lifetime
- 1991-07-02 DE DE69108311T patent/DE69108311T2/de not_active Expired - Fee Related
- 1991-07-03 US US07/725,090 patent/US5227028A/en not_active Expired - Lifetime
- 1991-07-04 SK SK2072-91A patent/SK278256B6/sk unknown
- 1991-07-04 CZ CS19912072A patent/CZ287722B6/cs not_active IP Right Cessation
- 1991-07-05 BR BR919102846A patent/BR9102846A/pt not_active IP Right Cessation
- 1991-07-05 JP JP16530991A patent/JP3160011B2/ja not_active Expired - Lifetime
- 1991-07-05 PL PL91290955A patent/PL165673B1/pl not_active IP Right Cessation
- 1991-07-05 HU HU912289A patent/HU207838B/hu not_active IP Right Cessation
- 1991-07-05 AR AR91320099A patent/AR246950A1/es active
- 1991-07-05 UA UA5001069A patent/UA26424A/uk unknown
- 1991-07-05 MX MX9100094A patent/MX174112B/es unknown
- 1991-07-05 RU SU915001069A patent/RU1834885C/ru active
- 1991-07-05 CN CN91105321A patent/CN1028293C/zh not_active Expired - Lifetime
-
1993
- 1993-06-21 GE GEAP1993906A patent/GEP19950208B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| UA26424A (uk) | 1999-08-30 |
| NL9001545A (nl) | 1992-02-03 |
| CS207291A3 (en) | 1992-02-19 |
| HU207838B (en) | 1993-06-28 |
| HU912289D0 (en) | 1991-12-30 |
| GEP19950208B (en) | 1995-11-30 |
| PL290955A1 (en) | 1992-03-09 |
| DE69108311T2 (de) | 1995-10-26 |
| JP3160011B2 (ja) | 2001-04-23 |
| MX174112B (es) | 1994-04-21 |
| CN1028293C (zh) | 1995-04-26 |
| AR246950A1 (es) | 1994-10-31 |
| DE69108311D1 (de) | 1995-04-27 |
| PL165673B1 (pl) | 1995-01-31 |
| CN1058588A (zh) | 1992-02-12 |
| JPH05140093A (ja) | 1993-06-08 |
| US5227028A (en) | 1993-07-13 |
| ES2069818T3 (es) | 1995-05-16 |
| EP0464943B1 (en) | 1995-03-22 |
| HUT58689A (en) | 1992-03-30 |
| ATE120181T1 (de) | 1995-04-15 |
| RU1834885C (ru) | 1993-08-15 |
| CZ287722B6 (cs) | 2001-01-17 |
| SK278256B6 (en) | 1996-06-05 |
| EP0464943A1 (en) | 1992-01-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Decision: intention to grant | ||
| FG9A | Patent or certificate of addition granted | ||
| B25A | Requested transfer of rights approved |
Free format text: DSM IP ASSETS B.V. (NL) |
|
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 05/07/2011 |