FR2421170B1 - Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone - Google Patents

Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone

Info

Publication number
FR2421170B1
FR2421170B1 FR7907755A FR7907755A FR2421170B1 FR 2421170 B1 FR2421170 B1 FR 2421170B1 FR 7907755 A FR7907755 A FR 7907755A FR 7907755 A FR7907755 A FR 7907755A FR 2421170 B1 FR2421170 B1 FR 2421170B1
Authority
FR
France
Prior art keywords
piperidone
tetramethyl
preparation
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.)
Expired
Application number
FR7907755A
Other languages
English (en)
Other versions
FR2421170A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ciba Geigy SpA
Original Assignee
Chimosa Chimica Organica SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chimosa Chimica Organica SpA filed Critical Chimosa Chimica Organica SpA
Publication of FR2421170A1 publication Critical patent/FR2421170A1/fr
Application granted granted Critical
Publication of FR2421170B1 publication Critical patent/FR2421170B1/fr
Expired legal-status Critical Current

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
    • C07D211/68—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 one double bond between ring members or between a ring member and a non-ring member
    • C07D211/72—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 one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D211/74—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/02—Preparation by ring-closure or hydrogenation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hydrogenated Pyridines (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7907755A 1978-03-31 1979-03-28 Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone Expired FR2421170B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21858/78A IT1094039B (it) 1978-03-31 1978-03-31 Processo per la preparazione di 2,2,6,6-tetrametil-4-piperidone

Publications (2)

Publication Number Publication Date
FR2421170A1 FR2421170A1 (fr) 1979-10-26
FR2421170B1 true FR2421170B1 (fr) 1985-11-29

Family

ID=11187847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7907755A Expired FR2421170B1 (fr) 1978-03-31 1979-03-28 Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone

Country Status (10)

Country Link
US (1) US4536581A (fr)
JP (1) JPS54145674A (fr)
BE (1) BE875183A (fr)
CA (1) CA1099272A (fr)
CH (1) CH638185A5 (fr)
DE (1) DE2910761C3 (fr)
FR (1) FR2421170B1 (fr)
GB (1) GB2017687B (fr)
IT (1) IT1094039B (fr)
NL (1) NL190811C (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4275211A (en) * 1978-11-17 1981-06-23 Ciba-Geigy Corporation Process for preparing 2,2,6,6-tetraalkyl-4-oxopiperidines
DE2916471A1 (de) * 1979-04-24 1980-11-06 Hoechst Ag Verfahren zur herstellung von 2,2, 6,6-tetramethylpiperidon-4
DE2945462A1 (de) * 1979-11-10 1981-05-14 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von 2,2,6,6-tetramethylpiperidon-4
JPS5849363A (ja) * 1981-09-16 1983-03-23 Adeka Argus Chem Co Ltd ２，２，６，６−テトラメチル−４−オキソピペリジンの製造方法
DE3149094A1 (de) * 1981-12-11 1983-06-16 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von aceton aus reaktionsgemischen von carbonylierungsreaktionen
US4734502A (en) * 1986-12-22 1988-03-29 Ici Americas Inc. Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
EP0325014A1 (fr) * 1988-01-20 1989-07-26 Ici Americas Inc. Procédé de préparation de 2,2,6,6-tétraméthyl-4-oxopipéridine
JP3000585B2 (ja) * 1989-04-21 2000-01-17 三井化学株式会社 ２，２，６，６―テトラアルキル―４―ピペリジノンの精製方法
DE19634157A1 (de) * 1996-08-23 1998-02-26 Basf Ag Verfahren zur Herstellung von 2,2,6,6-Tetramethylpiperidin-4-on
DE102012215903A1 (de) 2012-09-07 2014-03-13 Evonik Industries Ag Verfahren zur Behandlung eines Abwasserstroms, der bei der Aufarbeitung eines Triacetonamin-haltigen Reaktionsgemisches entsteht
DE102012215900A1 (de) 2012-09-07 2014-05-15 Evonik Industries Ag Verfahren zur Herstellung und Aufarbeitung eines Triacetonamin-haltigen Reaktionsgemisches
CN103224465B (zh) * 2013-01-31 2015-04-08 天津大学 2,2,6,6-四甲基-4-哌啶酮连续合成方法
CA2916530C (fr) 2013-07-08 2021-06-22 Basf Se Nouveaux stabilisants lumiere
CN104628626B (zh) * 2015-01-27 2016-08-31 浙江常山科润化学有限公司 一种2,2,6,6-四甲基-4-哌啶醇的制备方法
CN117939168A (zh) 2018-05-15 2024-04-26 夏普株式会社 图像编码方法、编码流提取方法以及图像解码方法
EP3663284B1 (fr) 2018-12-07 2021-02-03 Evonik Operations GmbH Procédé amélioré de production de la triacétonamine
EP3750876A1 (fr) 2019-06-13 2020-12-16 Evonik Operations GmbH Procédé de production de triacetonamine, de 2,2,4,6-tétraméthylpipéridine et / ou de sels de la 2,2,4,6-tétraméthylpipéridine
US11731940B2 (en) 2020-05-07 2023-08-22 Evonik Operations Gmbh Process for preparing triacetonamine
CN113999165A (zh) * 2021-11-29 2022-02-01 利安隆凯亚(河北)新材料有限公司 一种高效利用合成三丙酮胺过程副产物的方法
EP4279484A1 (fr) 2022-05-17 2023-11-22 Sabo GmbH Procédé amélioré de production de triacétonamine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2516626A (en) * 1950-07-25 Tetrahydropyrimidine compounds
US3513170A (en) * 1966-07-23 1970-05-19 Sankyo Co Preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
SU520357A1 (ru) * 1972-07-18 1976-07-05 Предприятие П/Я В-8585 Способ получени 2,2,6,6-тетраметил-4-оксопиперидина
US3959295A (en) * 1973-05-17 1976-05-25 Ciba-Geigy Corporation Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
FI190574A (fr) * 1973-06-25 1974-12-26 Ciba Geigy Ag
DE2807172A1 (de) * 1978-02-20 1979-08-23 Huels Chemische Werke Ag Verfahren zur herstellung von 2,2,6,6-tetramethylpiperidon-(4)

Also Published As

Publication number Publication date
US4536581A (en) 1985-08-20
NL7902521A (nl) 1979-10-02
NL190811C (nl) 1994-09-01
CH638185A5 (fr) 1983-09-15
IT7821858A0 (it) 1978-03-31
GB2017687B (en) 1982-08-11
DE2910761A1 (de) 1979-10-04
FR2421170A1 (fr) 1979-10-26
CA1099272A (fr) 1981-04-14
NL190811B (nl) 1994-04-05
DE2910761C2 (fr) 1989-02-09
JPS54145674A (en) 1979-11-14
BE875183A (fr) 1979-07-16
GB2017687A (en) 1979-10-10
JPS6241504B2 (fr) 1987-09-03
IT1094039B (it) 1985-07-26
DE2910761C3 (de) 1995-08-31

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
TP Transmission of property
CD Change of name or company name
ST Notification of lapse