DE69518567D1 - Verfahren zur Herstellung von Alpha-Tocopherol Derivaten, und Katalysatoren - Google Patents

Verfahren zur Herstellung von Alpha-Tocopherol Derivaten, und Katalysatoren

Info

Publication number
DE69518567D1
DE69518567D1 DE69518567T DE69518567T DE69518567D1 DE 69518567 D1 DE69518567 D1 DE 69518567D1 DE 69518567 T DE69518567 T DE 69518567T DE 69518567 T DE69518567 T DE 69518567T DE 69518567 D1 DE69518567 D1 DE 69518567D1
Authority
DE
Germany
Prior art keywords
catalysts
alpha
preparation
tocopherol derivatives
tocopherol
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 - Lifetime
Application number
DE69518567T
Other languages
English (en)
Other versions
DE69518567T2 (de
Inventor
Makoto Matsui
Hisashi Yamamoto
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.)
Eisai R&D Management Co Ltd
Original Assignee
Eisai Co Ltd
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 Eisai Co Ltd filed Critical Eisai Co Ltd
Publication of DE69518567D1 publication Critical patent/DE69518567D1/de
Application granted granted Critical
Publication of DE69518567T2 publication Critical patent/DE69518567T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/16—Clays or other mineral silicates
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69518567T 1994-04-12 1995-04-07 Verfahren zur Herstellung von Alpha-Tocopherol Derivaten, und Katalysatoren Expired - Lifetime DE69518567T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9699494 1994-04-12
JP20835894A JP3416281B2 (ja) 1994-04-12 1994-09-01 α−トコフェロール誘導体の製造方法および触媒

Publications (2)

Publication Number Publication Date
DE69518567D1 true DE69518567D1 (de) 2000-10-05
DE69518567T2 DE69518567T2 (de) 2001-04-26

Family

ID=26438127

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518567T Expired - Lifetime DE69518567T2 (de) 1994-04-12 1995-04-07 Verfahren zur Herstellung von Alpha-Tocopherol Derivaten, und Katalysatoren

Country Status (6)

Country Link
US (2) US5536852A (de)
EP (1) EP0677520B1 (de)
JP (1) JP3416281B2 (de)
CN (1) CN1116203A (de)
CA (1) CA2146799A1 (de)
DE (1) DE69518567T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5663376A (en) † 1994-07-27 1997-09-02 Eisai Co., Ltd. Process for the preparation of α-tocopherol
US6005122A (en) * 1996-12-23 1999-12-21 Basf Aktiengesellschaft Preparation of α-tocopherol or α-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalyst
JP2004512332A (ja) * 2000-10-23 2004-04-22 エス　ケー　コーポレイション 高収率でＤＬ−α−トコフェロールを製造する方法
US7183235B2 (en) * 2002-06-21 2007-02-27 Ada Technologies, Inc. High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water
JP4345399B2 (ja) * 2003-08-07 2009-10-14 エルピーダメモリ株式会社 半導体記憶装置
US20060030479A1 (en) * 2004-08-06 2006-02-09 Putzig Donald E Composition comprising titanium and clay and process therewith
CN100355745C (zh) * 2005-03-18 2007-12-19 清华大学 离子液体催化合成D,L－α－生育酚的方法
US7732617B2 (en) 2007-05-25 2010-06-08 Brock University Tocopherol derivatives and uses thereof
BR112013021991A8 (pt) 2011-03-10 2018-07-10 Kior Inc composições com base em filossilicatos e métodos de fabricação das mesmas, para pirólise catalítica de biomassa
US9518229B2 (en) 2012-07-20 2016-12-13 Inaeris Technologies, Llc Catalysts for thermo-catalytic conversion of biomass, and methods of making and using
US9522392B2 (en) 2013-03-15 2016-12-20 Inaeris Technologies, Llc Phosphorous promotion of zeolite-containing catalysts
CN103251648B (zh) * 2013-05-15 2015-08-05 乔敏 治疗血磷酸盐过多症及缺铁性贫血症的铁基蒙脱石药物及其制备方法
EP3837249A1 (de) 2018-08-17 2021-06-23 Basf Se Synthese von chromanolderivaten
EP3837248A1 (de) 2018-08-17 2021-06-23 Basf Se Synthese von chromanol und 2-methyl-1,4-naphthochinonderivaten
CA3107909A1 (en) * 2018-08-17 2020-02-20 Basf Se Synthesis of chromanol derivatives
CN109705082B (zh) * 2018-12-19 2021-04-20 万华化学集团股份有限公司 一种制备维生素e乙酸酯的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5611709B2 (de) * 1972-11-06 1981-03-16
JPS5089372A (de) * 1973-12-18 1975-07-17
DE3367100D1 (en) * 1982-07-29 1986-11-27 Basf Wyandotte Corp Alpha tocopherol process
US5003121A (en) * 1989-08-28 1991-03-26 Uop Production of alkyl aromatic compounds
DE4208477A1 (de) * 1992-03-17 1993-09-23 Basf Ag Verfahren zur herstellung von vitamin e

Also Published As

Publication number Publication date
JP3416281B2 (ja) 2003-06-16
US5610113A (en) 1997-03-11
CA2146799A1 (en) 1995-10-13
EP0677520A1 (de) 1995-10-18
US5536852A (en) 1996-07-16
CN1116203A (zh) 1996-02-07
DE69518567T2 (de) 2001-04-26
EP0677520B1 (de) 2000-08-30
JPH07330754A (ja) 1995-12-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: EISAI R&D MANAGEMENT CO., LTD., TOKYO, JP