BR7405079D0 - Processo para a fabricacao de 2,2,6,6-tetrametil-4-oxopiperidina - Google Patents

Processo para a fabricacao de 2,2,6,6-tetrametil-4-oxopiperidina

Info

Publication number: BR7405079D0
Authority: BR; Brazil
Prior art keywords: oxopiperidine; tetramethyl; manufacture
Prior art date: 1973-06-25

Application number

BR5079/74A

Other languages

English (en)

Inventor

J Rody

I Orban

H Lind

H Brunetti

Original Assignee

Ciba Geigy Ag

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.)

1973-06-25

Filing date

1974-06-21

Publication date

1975-01-21

1973-06-25 Priority claimed from CH924073A external-priority patent/CH574411A5/de

1974-05-22 Priority claimed from CH701774A external-priority patent/CH582146A5/de

1974-06-21 Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag

1975-01-21 Publication of BR7405079D0 publication Critical patent/BR7405079D0/pt

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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Hydrogenated Pyridines (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Catalysts (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

BR5079/74A 1973-06-25 1974-06-21 Processo para a fabricacao de 2,2,6,6-tetrametil-4-oxopiperidina BR7405079D0 (pt)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
CH924073A CH574411A5 (en)	1973-06-25	1973-06-25	2,2,6,6-Tetramethyl-4-oxo-piperidine prepn. - by acid catalyst treatment of 2,2,4,4,6-pentamethyl 2,3,4,5-tetrahydro-pyrimidine
CH543874		1974-04-19
CH701774A CH582146A5 (en)	1974-05-22	1974-05-22	2,2,6,6-Tetramethyl-4-oxo-piperidine prepn. - by acid catalyst treatment of 2,2,4,4,6-pentamethyl 2,3,4,5-tetrahydro-pyrimidine

Publications (1)

Publication Number	Publication Date
BR7405079D0 true BR7405079D0 (pt)	1975-01-21

Family

ID=27175209

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR5079/74A BR7405079D0 (pt)	1973-06-25	1974-06-21	Processo para a fabricacao de 2,2,6,6-tetrametil-4-oxopiperidina

Country Status (22)

Country	Link
US (1)	US3953459A (pt)
JP (1)	JPS596852B2 (pt)
AR (1)	AR204926A1 (pt)
AT (1)	AT336613B (pt)
BG (1)	BG27079A3 (pt)
BR (1)	BR7405079D0 (pt)
CA (1)	CA1027951A (pt)
DD (1)	DD112758A5 (pt)
DE (1)	DE2429936C2 (pt)
DK (1)	DK330774A (pt)
EG (1)	EG11239A (pt)
ES (1)	ES427507A1 (pt)
FI (1)	FI190474A (pt)
FR (1)	FR2234290B1 (pt)
GB (1)	GB1461702A (pt)
HU (1)	HU176760B (pt)
IE (1)	IE39522B1 (pt)
IL (1)	IL45096A (pt)
LU (1)	LU70386A1 (pt)
NL (1)	NL7408406A (pt)
NO (1)	NO742256L (pt)
RO (1)	RO67194A (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5291080A (en) *	1976-01-28	1977-08-01	Nikka Kk	Surface treatment method of molded rubber article
US4252958A (en) *	1977-12-21	1981-02-24	Argus Chemical Corporation	Process for preparing 2,2,6,6-Tetramethyl-4-oxopiperidine
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
FR2510569B1 (fr) *	1981-07-30	1987-02-06	Cubana Export Import	Compose cytostatique et procede de preparation
JPS60172962A (ja) *	1984-02-16	1985-09-06	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法
JPS60172963A (ja) *	1984-02-16	1985-09-06	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
JPH0739389B2 (ja) *	1986-03-03	1995-05-01	吉富製薬株式会社	２，２，６，６−テトラメチル−４−オキソピペリジンの製造方法
US4734502A (en) *	1986-12-22	1988-03-29	Ici Americas Inc.	Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
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
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
EP4279484A1 (de)	2022-05-17	2023-11-22	Sabo GmbH	Verbessertes verfahren zur herstellung von triacetonamin

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3513170A (en) *	1966-07-23	1970-05-19	Sankyo Co	Preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
FR1535012A (fr) *	1966-07-23	1968-08-02	Sankyo Co	Procédé de fabrication de 4-oxopipéridines et nouveaux composés obtenus

1974
- 1974-01-01 AR AR254313A patent/AR204926A1/es active
- 1974-06-20 NO NO742256A patent/NO742256L/no unknown
- 1974-06-20 DK DK330774A patent/DK330774A/da unknown
- 1974-06-20 FI FI1904/74A patent/FI190474A/fi unknown
- 1974-06-21 FR FR7421683A patent/FR2234290B1/fr not_active Expired
- 1974-06-21 BR BR5079/74A patent/BR7405079D0/pt unknown
- 1974-06-21 CA CA203,060A patent/CA1027951A/en not_active Expired
- 1974-06-21 HU HU74CI1482A patent/HU176760B/hu unknown
- 1974-06-21 RO RO7479253A patent/RO67194A/ro unknown
- 1974-06-21 GB GB2760374A patent/GB1461702A/en not_active Expired
- 1974-06-21 JP JP49071214A patent/JPS596852B2/ja not_active Expired
- 1974-06-21 ES ES427507A patent/ES427507A1/es not_active Expired
- 1974-06-21 DE DE2429936A patent/DE2429936C2/de not_active Expired
- 1974-06-21 LU LU70386*A patent/LU70386A1/xx unknown
- 1974-06-21 AT AT517674A patent/AT336613B/de not_active IP Right Cessation
- 1974-06-21 US US05/481,921 patent/US3953459A/en not_active Expired - Lifetime
- 1974-06-21 DD DD179361A patent/DD112758A5/xx unknown
- 1974-06-21 IL IL45096A patent/IL45096A/en unknown
- 1974-06-21 NL NL7408406A patent/NL7408406A/xx not_active Application Discontinuation
- 1974-06-21 IE IE1301/74A patent/IE39522B1/xx unknown
- 1974-06-21 BG BG027039A patent/BG27079A3/xx unknown
- 1974-06-24 EG EG240/74A patent/EG11239A/xx active

Also Published As

Publication number	Publication date
JPS596852B2 (ja)	1984-02-15
DD112758A5 (pt)	1975-05-05
IE39522L (en)	1974-12-25
DK330774A (pt)	1975-02-17
DE2429936A1 (de)	1975-01-16
IL45096A (en)	1977-10-31
CA1027951A (en)	1978-03-14
HU176760B (en)	1981-05-28
DE2429936C2 (de)	1987-03-12
LU70386A1 (pt)	1976-04-13
ES427507A1 (es)	1976-07-16
NO742256L (pt)	1975-01-20
EG11239A (en)	1977-01-31
FR2234290A1 (pt)	1975-01-17
FR2234290B1 (pt)	1978-01-13
AR204926A1 (es)	1976-03-19
IL45096A0 (en)	1974-09-10
ATA517674A (de)	1976-09-15
BG27079A3 (bg)	1979-08-15
JPS5036472A (pt)	1975-04-05
AT336613B (de)	1977-05-10
AU7043174A (en)	1976-01-08
RO67194A (fr)	1979-06-15
FI190474A (pt)	1974-12-26
US3953459A (en)	1976-04-27
NL7408406A (pt)	1974-12-30
GB1461702A (en)	1977-01-19
IE39522B1 (en)	1978-10-25

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