PL339578A1 - Method of purifying 4-amino piperidines - Google Patents
Method of purifying 4-amino piperidinesInfo
- Publication number
- PL339578A1 PL339578A1 PL98339578A PL33957898A PL339578A1 PL 339578 A1 PL339578 A1 PL 339578A1 PL 98339578 A PL98339578 A PL 98339578A PL 33957898 A PL33957898 A PL 33957898A PL 339578 A1 PL339578 A1 PL 339578A1
- Authority
- PL
- Poland
- Prior art keywords
- purifying
- amino piperidines
- piperidines
- amino
- Prior art date
Links
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
- C07D211/58—Nitrogen atoms attached in position 4
-
- 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
- C07D211/40—Oxygen atoms
- C07D211/44—Oxygen atoms attached in position 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19743433A DE19743433C1 (en) | 1997-10-01 | 1997-10-01 | Process for the purification of 4-amino-piperidines |
| PCT/EP1998/006117 WO1999016749A1 (en) | 1997-10-01 | 1998-09-25 | Method for purifying 4-amino-piperidines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL339578A1 true PL339578A1 (en) | 2000-12-18 |
Family
ID=7844311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL98339578A PL339578A1 (en) | 1997-10-01 | 1998-09-25 | Method of purifying 4-amino piperidines |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP1025084A1 (en) |
| JP (1) | JP2001518465A (en) |
| KR (1) | KR20010030840A (en) |
| CN (1) | CN1272843A (en) |
| AU (1) | AU9746998A (en) |
| BR (1) | BR9812595A (en) |
| CA (1) | CA2305282A1 (en) |
| CO (1) | CO4770994A1 (en) |
| DE (1) | DE19743433C1 (en) |
| HU (1) | HUP0004584A2 (en) |
| ID (1) | ID23897A (en) |
| NZ (1) | NZ503565A (en) |
| PL (1) | PL339578A1 (en) |
| SK (1) | SK4262000A3 (en) |
| TW (1) | TW377345B (en) |
| WO (1) | WO1999016749A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2085384A1 (en) | 2008-02-01 | 2009-08-05 | Evonik Degussa GmbH | Method of manufacturing 4-Amino-2,2,6,6-tetramethylpiperidin |
| DE102008040045A1 (en) | 2008-02-01 | 2009-08-06 | Evonik Degussa Gmbh | Process for the preparation of 4-amino-2,2,6,6-tetramethylpiperidine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3003843A1 (en) * | 1980-02-02 | 1981-08-13 | Chemische Werke Hüls AG, 4370 Marl | METHOD FOR PRODUCING 4-AMINO-2,2,6,6-TETRAMETHYL PIPERIDINE |
| CH664361A5 (en) * | 1985-06-13 | 1988-02-29 | Ni Institutkhimikatov Dlya Pol | METHOD FOR PRODUCING 4-Amino-2,2,6,6-tetramethylpiperidine. |
| US4766247A (en) * | 1986-09-26 | 1988-08-23 | Air Products And Chemicals, Inc. | Color reduction of polyamines by mild catalytic hydrogenation |
| JP2718179B2 (en) * | 1989-05-26 | 1998-02-25 | 三井化学株式会社 | Method for purifying 2,2,6,6-tetraalkyl-4-piperidinone |
| DE19622269A1 (en) * | 1996-06-03 | 1997-12-04 | Basf Ag | Process for the purification of sterically hindered 4-aminopiperidines |
-
1997
- 1997-10-01 DE DE19743433A patent/DE19743433C1/en not_active Expired - Lifetime
-
1998
- 1998-09-25 CA CA002305282A patent/CA2305282A1/en not_active Abandoned
- 1998-09-25 KR KR1020007003498A patent/KR20010030840A/en not_active Application Discontinuation
- 1998-09-25 ID IDW20000612D patent/ID23897A/en unknown
- 1998-09-25 BR BR9812595-8A patent/BR9812595A/en not_active Application Discontinuation
- 1998-09-25 EP EP98951469A patent/EP1025084A1/en not_active Withdrawn
- 1998-09-25 AU AU97469/98A patent/AU9746998A/en not_active Abandoned
- 1998-09-25 CN CN98809761A patent/CN1272843A/en active Pending
- 1998-09-25 WO PCT/EP1998/006117 patent/WO1999016749A1/en not_active Application Discontinuation
- 1998-09-25 NZ NZ503565A patent/NZ503565A/en unknown
- 1998-09-25 PL PL98339578A patent/PL339578A1/en unknown
- 1998-09-25 JP JP2000513835A patent/JP2001518465A/en not_active Withdrawn
- 1998-09-25 HU HU0004584A patent/HUP0004584A2/en unknown
- 1998-09-25 SK SK426-2000A patent/SK4262000A3/en unknown
- 1998-09-30 CO CO98056932A patent/CO4770994A1/en unknown
- 1998-09-30 TW TW087116216A patent/TW377345B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999016749A1 (en) | 1999-04-08 |
| NZ503565A (en) | 2001-09-28 |
| CN1272843A (en) | 2000-11-08 |
| CO4770994A1 (en) | 1999-04-30 |
| AU9746998A (en) | 1999-04-23 |
| KR20010030840A (en) | 2001-04-16 |
| BR9812595A (en) | 2000-08-01 |
| ID23897A (en) | 2000-05-25 |
| SK4262000A3 (en) | 2000-10-09 |
| DE19743433C1 (en) | 1999-04-22 |
| CA2305282A1 (en) | 1999-04-08 |
| JP2001518465A (en) | 2001-10-16 |
| HUP0004584A2 (en) | 2001-04-28 |
| EP1025084A1 (en) | 2000-08-09 |
| TW377345B (en) | 1999-12-21 |
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