IT1094039B - Processo per la preparazione di 2,2,6,6-tetrametil-4-piperidone - Google Patents

Processo per la preparazione di 2,2,6,6-tetrametil-4-piperidone

Info

Publication number
IT1094039B
IT1094039B IT21858/78A IT2185878A IT1094039B IT 1094039 B IT1094039 B IT 1094039B IT 21858/78 A IT21858/78 A IT 21858/78A IT 2185878 A IT2185878 A IT 2185878A IT 1094039 B IT1094039 B IT 1094039B
Authority
IT
Italy
Prior art keywords
tetramethy
piperidone
preparation
Prior art date
Application number
IT21858/78A
Other languages
English (en)
Other versions
IT7821858A0 (it
Inventor
Giuseppe Cantatore
Paolo Cassandrini
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 IT7821858A0 publication Critical patent/IT7821858A0/it
Priority to IT21858/78A priority Critical patent/IT1094039B/it
Priority to GB7909278A priority patent/GB2017687B/en
Priority to DE2910761A priority patent/DE2910761C3/de
Priority to FR7907755A priority patent/FR2421170B1/fr
Priority to CA324,372A priority patent/CA1099272A/en
Priority to BE0/194290A priority patent/BE875183A/xx
Priority to JP3719279A priority patent/JPS54145674A/ja
Priority to NL7902521A priority patent/NL190811C/xx
Priority to CH300979A priority patent/CH638185A5/fr
Priority to US06/495,713 priority patent/US4536581A/en
Application granted granted Critical
Publication of IT1094039B publication Critical patent/IT1094039B/it

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
IT21858/78A 1978-03-31 1978-03-31 Processo per la preparazione di 2,2,6,6-tetrametil-4-piperidone IT1094039B (it)

Priority Applications (10)

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
GB7909278A GB2017687B (en) 1978-03-31 1979-03-16 Process for preparing 2,2,6,6,-tetramethyl-4-piperidone
DE2910761A DE2910761C3 (de) 1978-03-31 1979-03-19 Verfahren zur Herstellung von 2,2,6,6-Tetramethyl-4-piperidon
CA324,372A CA1099272A (en) 1978-03-31 1979-03-28 Process for preparing 2,2,6,6-tetramethyl-4- piperidone
FR7907755A FR2421170B1 (fr) 1978-03-31 1979-03-28 Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone
BE0/194290A BE875183A (fr) 1978-03-31 1979-03-29 Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone.
JP3719279A JPS54145674A (en) 1978-03-31 1979-03-30 Manufacture of triacetone amine
NL7902521A NL190811C (nl) 1978-03-31 1979-03-30 Werkwijze voor het bereiden van 2,2,6,6-tetramethyl-4-piperidon.
CH300979A CH638185A5 (fr) 1978-03-31 1979-03-30 Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone.
US06/495,713 US4536581A (en) 1978-03-31 1983-05-18 Process for preparing 2,2,6,6-tetramethyl-4-piperidone

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
IT7821858A0 IT7821858A0 (it) 1978-03-31
IT1094039B true IT1094039B (it) 1985-07-26

Family

ID=11187847

Family Applications (1)

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

Country Status (10)

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

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 (en) * 1988-01-20 1989-07-26 Ici Americas Inc. Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
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
US9969864B2 (en) 2013-07-08 2018-05-15 Basf Se Light stabilizers
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
AU2019268844B2 (en) 2018-05-15 2022-09-29 FG Innovation Company Limited Image encoding device, encoded stream extraction device, and image decoding device
EP3663284B1 (de) 2018-12-07 2021-02-03 Evonik Operations GmbH Verbessertes verfahren zur herstellung von triacetonamin
EP3750876A1 (de) 2019-06-13 2020-12-16 Evonik Operations GmbH Verfahren zur herstellung von triacetonamin, 2,2,4,6-tetramethylpiperidin und/oder den salzen des 2,2,4,6-tetramethylpiperidins
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 (de) 2022-05-17 2023-11-22 Sabo GmbH Verbessertes verfahren zur herstellung von triacetonamin

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
NO742255L (it) * 1973-06-25 1975-01-20 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
DE2910761C3 (de) 1995-08-31
NL190811C (nl) 1994-09-01
NL190811B (nl) 1994-04-05
CA1099272A (en) 1981-04-14
BE875183A (fr) 1979-07-16
DE2910761C2 (it) 1989-02-09
NL7902521A (nl) 1979-10-02
US4536581A (en) 1985-08-20
JPS54145674A (en) 1979-11-14
JPS6241504B2 (it) 1987-09-03
GB2017687A (en) 1979-10-10
GB2017687B (en) 1982-08-11
IT7821858A0 (it) 1978-03-31
DE2910761A1 (de) 1979-10-04
CH638185A5 (fr) 1983-09-15
FR2421170A1 (fr) 1979-10-26
FR2421170B1 (fr) 1985-11-29

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