PL364653A1 - Sposób wytwarzania ketali - Google Patents

Sposób wytwarzania ketali

Info

Publication number
PL364653A1
PL364653A1 PL04364653A PL36465304A PL364653A1 PL 364653 A1 PL364653 A1 PL 364653A1 PL 04364653 A PL04364653 A PL 04364653A PL 36465304 A PL36465304 A PL 36465304A PL 364653 A1 PL364653 A1 PL 364653A1
Authority
PL
Poland
Prior art keywords
ketals
acetals
manufacturing
triacetonamine
ketalization
Prior art date
Application number
PL04364653A
Other languages
English (en)
Other versions
PL209007B1 (pl
Inventor
Oliver Meyer
Renate Uhlenberg
Michael Korell
Original Assignee
Degussa 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.)
Filing date
Publication date
Application filed by Degussa Ag filed Critical Degussa Ag
Publication of PL364653A1 publication Critical patent/PL364653A1/pl
Publication of PL209007B1 publication Critical patent/PL209007B1/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/10—Spiro-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Steroid Compounds (AREA)
PL364653A 2003-02-01 2004-01-30 Sposób wytwarzania ketali PL209007B1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10304055A DE10304055A1 (de) 2003-02-01 2003-02-01 Verfahren zur Herstellung von Ketalen

Publications (2)

Publication Number Publication Date
PL364653A1 true PL364653A1 (pl) 2004-08-09
PL209007B1 PL209007B1 (pl) 2011-07-29

Family

ID=32603094

Family Applications (1)

Application Number Title Priority Date Filing Date
PL364653A PL209007B1 (pl) 2003-02-01 2004-01-30 Sposób wytwarzania ketali

Country Status (7)

Country Link
US (1) US7390930B2 (pl)
EP (1) EP1443049B1 (pl)
AT (1) ATE292130T1 (pl)
DE (2) DE10304055A1 (pl)
MX (1) MXPA03009027A (pl)
NO (1) NO20040461L (pl)
PL (1) PL209007B1 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017018153A1 (ja) * 2015-07-24 2017-02-02 Dic株式会社 安定剤化合物、液晶組成物および表示素子
JP6260743B2 (ja) * 2015-08-07 2018-01-17 Dic株式会社 液晶組成物及びそれを使用した液晶表示素子

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839273A (en) * 1971-11-13 1974-10-01 Sankyo Co N-substituted piperidine derivatives, process for preparing the same and their use as stabilizers
US3790525A (en) * 1972-01-21 1974-02-05 Sankyo Co 4-piperidone ketal derivatives,their preparation and their use as stabilizers
US3862100A (en) * 1972-12-13 1975-01-21 Firestone Tire & Rubber Co Alkali metal aliphatic and aromatic hydrocarbon acetals and ketals and their use as polymerization initiators, etc.
US3940401A (en) * 1973-03-01 1976-02-24 Sankyo Company Limited 4,4-(O-phenylenedioxy)-2,2,6,6-tetramethyl piperidine
NO742245L (pl) * 1973-06-23 1975-01-20 Sankyo Co
FI189774A (pl) * 1973-06-26 1974-12-27 Sankyo Co
JPS5625185A (en) * 1979-08-08 1981-03-10 Adeka Argus Chem Co Ltd Preparation of 4-piperidone spiroketal compound
US4250312A (en) * 1979-12-28 1981-02-10 Argus Chemical Corp. Process for preparing 4-piperidone spiroketal compounds
DE19647395A1 (de) * 1996-11-15 1998-05-20 Basf Ag Verfahren zur Herstellung von cyclischen Acetalen oder Ketalen
DE10045465A1 (de) * 2000-09-14 2002-03-28 Karl Zeitsch Verfahren zur atmosphärischen Herstellung von Furfural mit Hilfe eines gasförmigen Katalysators
US6852860B2 (en) * 2003-03-14 2005-02-08 Weyerhaeuser Company Method for making piperidone ketals using polyphosphoric acid
DE102004023640A1 (de) * 2004-05-10 2005-12-08 Degussa Ag Verfahren zur Herstellung von 4-substituierten 2,2,6,6-Tetramethyl-piperidin-N-oxy- und 2,2,6,6-Tetramethyl-piperidin-N-hydroxy-verbindungen

Also Published As

Publication number Publication date
US7390930B2 (en) 2008-06-24
EP1443049A1 (de) 2004-08-04
MXPA03009027A (es) 2004-08-09
PL209007B1 (pl) 2011-07-29
US20040152920A1 (en) 2004-08-05
NO20040461L (no) 2004-08-02
DE50300415D1 (de) 2005-05-04
DE10304055A1 (de) 2004-08-12
EP1443049B1 (de) 2005-03-30
ATE292130T1 (de) 2005-04-15

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