BR9709470A - Processo para a purificação de piperidinas brutas - Google Patents
Processo para a purificação de piperidinas brutasInfo
- Publication number
- BR9709470A BR9709470A BR9709470A BR9709470A BR9709470A BR 9709470 A BR9709470 A BR 9709470A BR 9709470 A BR9709470 A BR 9709470A BR 9709470 A BR9709470 A BR 9709470A BR 9709470 A BR9709470 A BR 9709470A
- Authority
- BR
- Brazil
- Prior art keywords
- pct
- piperidines
- purification
- crude
- distillation
- Prior art date
Links
- 150000003053 piperidines Chemical class 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 238000000746 purification Methods 0.000 title 1
- 238000004821 distillation Methods 0.000 abstract 2
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members 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
- C07D211/56—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Plural Heterocyclic Compounds (AREA)
- Cephalosporin Compounds (AREA)
- Removal Of Specific Substances (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19622269A DE19622269A1 (de) | 1996-06-03 | 1996-06-03 | Verfahren zur Reinigung von sterisch gehinderten 4-Aminopiperidinen |
| PCT/EP1997/002822 WO1997046529A1 (de) | 1996-06-03 | 1997-05-30 | Verfahren zur reinigung von sterisch gehinderten 4-amino-piperidinen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9709470A true BR9709470A (pt) | 1999-08-10 |
Family
ID=7796031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9709470A BR9709470A (pt) | 1996-06-03 | 1997-05-30 | Processo para a purificação de piperidinas brutas |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US6011157A (pt) |
| EP (1) | EP0906281B1 (pt) |
| JP (1) | JP2000511551A (pt) |
| CN (1) | CN1165524C (pt) |
| AT (1) | ATE209632T1 (pt) |
| AU (1) | AU716280B2 (pt) |
| BR (1) | BR9709470A (pt) |
| CA (1) | CA2257095C (pt) |
| CO (1) | CO4790110A1 (pt) |
| CZ (1) | CZ290805B6 (pt) |
| DE (2) | DE19622269A1 (pt) |
| EA (1) | EA001160B1 (pt) |
| ES (1) | ES2169397T3 (pt) |
| HU (1) | HUP0001750A3 (pt) |
| ID (1) | ID16996A (pt) |
| MY (1) | MY121277A (pt) |
| NZ (1) | NZ332160A (pt) |
| PL (1) | PL185707B1 (pt) |
| PT (1) | PT906281E (pt) |
| UA (1) | UA48229C2 (pt) |
| WO (1) | WO1997046529A1 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19743433C1 (de) * | 1997-10-01 | 1999-04-22 | Basf Ag | Verfahren zur Reinigung von 4-Amino-piperidinen |
| DE19912031A1 (de) | 1999-03-17 | 2000-09-21 | Basf Ag | Verwendung von quervernetztem Polyvinylpyrrolidon zur Erhöhung der Zerfallgeschwindigkeit von kompakten teilchenförmigen Wasch- und Reinigungsmitteln |
| DE102008040045A1 (de) * | 2008-02-01 | 2009-08-06 | Evonik Degussa Gmbh | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin |
| EP2085384A1 (de) | 2008-02-01 | 2009-08-05 | Evonik Degussa GmbH | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin |
| US20240182417A1 (en) | 2021-03-05 | 2024-06-06 | Basf Se | Process for preparing n,n'-bis(2,2,6,6-tetramethylpiperidin-4-yl)hexane-1,6-diamine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL266799A (pt) * | 1961-07-07 | |||
| US3159276A (en) * | 1963-05-03 | 1964-12-01 | Allied Chem | Ethanolamines |
| US3222310A (en) * | 1963-11-20 | 1965-12-07 | Metal Hydrides Inc | Method for inhibiting color formation in amines |
| JPS5522465B2 (pt) * | 1973-01-24 | 1980-06-17 | ||
| DE3003843A1 (de) * | 1980-02-02 | 1981-08-13 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur herstellung von 4-amino-2,2,6,6-tetramethylpiperidin |
| US5208377A (en) * | 1990-09-24 | 1993-05-04 | Elf Atochem North America, Inc. | Purification and decolorization of off-color alkyl alkanolamines |
| EP0477593B1 (en) * | 1990-09-24 | 1995-01-18 | Elf Atochem North America, Inc. | Purification and decolorization of off-color alkyl alkanolamines |
| RU1811527C (ru) * | 1991-02-20 | 1993-04-23 | Научно-исследовательский институт химикатов для полимерных материалов | Способ выделени высокочистого 2,2,6,6-тетраметил-4-аминопиперидина |
-
1996
- 1996-06-03 DE DE19622269A patent/DE19622269A1/de not_active Withdrawn
-
1997
- 1997-05-30 PT PT97927086T patent/PT906281E/pt unknown
- 1997-05-30 CO CO97030212A patent/CO4790110A1/es unknown
- 1997-05-30 EA EA199801064A patent/EA001160B1/ru not_active IP Right Cessation
- 1997-05-30 ES ES97927086T patent/ES2169397T3/es not_active Expired - Lifetime
- 1997-05-30 AU AU31700/97A patent/AU716280B2/en not_active Ceased
- 1997-05-30 WO PCT/EP1997/002822 patent/WO1997046529A1/de not_active Ceased
- 1997-05-30 US US09/180,626 patent/US6011157A/en not_active Expired - Fee Related
- 1997-05-30 AT AT97927086T patent/ATE209632T1/de not_active IP Right Cessation
- 1997-05-30 HU HU0001750A patent/HUP0001750A3/hu unknown
- 1997-05-30 CZ CZ19983917A patent/CZ290805B6/cs not_active IP Right Cessation
- 1997-05-30 UA UA98126948A patent/UA48229C2/uk unknown
- 1997-05-30 BR BR9709470A patent/BR9709470A/pt not_active IP Right Cessation
- 1997-05-30 NZ NZ332160A patent/NZ332160A/en unknown
- 1997-05-30 CA CA002257095A patent/CA2257095C/en not_active Expired - Fee Related
- 1997-05-30 PL PL97330278A patent/PL185707B1/pl unknown
- 1997-05-30 EP EP97927086A patent/EP0906281B1/de not_active Expired - Lifetime
- 1997-05-30 JP JP10500210A patent/JP2000511551A/ja not_active Withdrawn
- 1997-05-30 DE DE59705561T patent/DE59705561D1/de not_active Expired - Fee Related
- 1997-05-30 CN CNB971942145A patent/CN1165524C/zh not_active Expired - Fee Related
- 1997-05-31 MY MYPI97002410A patent/MY121277A/en unknown
- 1997-06-03 ID IDP971893A patent/ID16996A/id unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE209632T1 (de) | 2001-12-15 |
| EP0906281A1 (de) | 1999-04-07 |
| CO4790110A1 (es) | 1999-05-31 |
| PL330278A1 (en) | 1999-05-10 |
| DE19622269A1 (de) | 1997-12-04 |
| ID16996A (id) | 1997-11-27 |
| CN1165524C (zh) | 2004-09-08 |
| AU716280B2 (en) | 2000-02-24 |
| US6011157A (en) | 2000-01-04 |
| MY121277A (en) | 2006-01-28 |
| CA2257095A1 (en) | 1997-12-11 |
| NZ332160A (en) | 1999-09-29 |
| AU3170097A (en) | 1998-01-05 |
| CZ391798A3 (cs) | 1999-03-17 |
| EP0906281B1 (de) | 2001-11-28 |
| JP2000511551A (ja) | 2000-09-05 |
| HUP0001750A3 (en) | 2003-07-28 |
| ES2169397T3 (es) | 2002-07-01 |
| CZ290805B6 (cs) | 2002-10-16 |
| EA199801064A1 (ru) | 1999-06-24 |
| CA2257095C (en) | 2005-02-01 |
| CN1216979A (zh) | 1999-05-19 |
| HUP0001750A2 (hu) | 2000-10-28 |
| PT906281E (pt) | 2002-05-31 |
| EA001160B1 (ru) | 2000-10-30 |
| DE59705561D1 (de) | 2002-01-10 |
| UA48229C2 (uk) | 2002-08-15 |
| PL185707B1 (pl) | 2003-07-31 |
| WO1997046529A1 (de) | 1997-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/05/1997, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B24C | Patent annual fee: request for for restoration |
Free format text: REFERENTE A 11A E 12A ANUIDADES. |
|
| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AO DESPACHO 24.3 PUBLICADO NA RPI 2002 DE 19/05/2009. |