NL7408406A - - Google Patents

Info

Publication number
NL7408406A
NL7408406A NL7408406A NL7408406A NL7408406A NL 7408406 A NL7408406 A NL 7408406A NL 7408406 A NL7408406 A NL 7408406A NL 7408406 A NL7408406 A NL 7408406A NL 7408406 A NL7408406 A NL 7408406A
Authority
NL
Netherlands
Application number
NL7408406A
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
Priority claimed from CH924073A external-priority patent/CH574411A5/de
Priority claimed from CH701774A external-priority patent/CH582146A5/de
Application filed filed Critical
Publication of NL7408406A publication Critical patent/NL7408406A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D211/00Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/68Heterocyclic 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
    • C07D211/72Heterocyclic 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
    • C07D211/74Oxygen 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)
NL7408406A 1973-06-25 1974-06-21 NL7408406A (ja)

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
NL7408406A true NL7408406A (ja) 1974-12-30

Family

ID=27175209

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7408406A NL7408406A (ja) 1973-06-25 1974-06-21

Country Status (22)

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

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
DE102012215900A1 (de) 2012-09-07 2014-05-15 Evonik Industries Ag Verfahren zur Herstellung und Aufarbeitung eines Triacetonamin-haltigen Reaktionsgemisches
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
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
FR1535012A (fr) * 1966-07-23 1968-08-02 Sankyo Co Procédé de fabrication de 4-oxopipéridines et nouveaux composés obtenus
US3513170A (en) * 1966-07-23 1970-05-19 Sankyo Co Preparation of 2,2,6,6-tetramethyl-4-oxopiperidine

Also Published As

Publication number Publication date
FR2234290A1 (ja) 1975-01-17
IL45096A0 (en) 1974-09-10
IE39522L (en) 1974-12-25
DD112758A5 (ja) 1975-05-05
JPS596852B2 (ja) 1984-02-15
IL45096A (en) 1977-10-31
BR7405079D0 (pt) 1975-01-21
CA1027951A (en) 1978-03-14
ATA517674A (de) 1976-09-15
EG11239A (en) 1977-01-31
IE39522B1 (en) 1978-10-25
FI190474A (ja) 1974-12-26
ES427507A1 (es) 1976-07-16
DE2429936A1 (de) 1975-01-16
LU70386A1 (ja) 1976-04-13
GB1461702A (en) 1977-01-19
HU176760B (en) 1981-05-28
DK330774A (ja) 1975-02-17
AR204926A1 (es) 1976-03-19
DE2429936C2 (de) 1987-03-12
US3953459A (en) 1976-04-27
AU7043174A (en) 1976-01-08
FR2234290B1 (ja) 1978-01-13
NO742256L (ja) 1975-01-20
JPS5036472A (ja) 1975-04-05
RO67194A (fr) 1979-06-15
AT336613B (de) 1977-05-10
BG27079A3 (bg) 1979-08-15

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed