ATE263161T1 - Verfahren zur herstellung des alpha-tocopherol acetats - Google Patents

Verfahren zur herstellung des alpha-tocopherol acetats

Info

Publication number
ATE263161T1
ATE263161T1 AT99942978T AT99942978T ATE263161T1 AT E263161 T1 ATE263161 T1 AT E263161T1 AT 99942978 T AT99942978 T AT 99942978T AT 99942978 T AT99942978 T AT 99942978T AT E263161 T1 ATE263161 T1 AT E263161T1
Authority
AT
Austria
Prior art keywords
tocopherol acetate
producing alpha
novel method
alpha
producing
Prior art date
Application number
AT99942978T
Other languages
English (en)
Inventor
Jildaz Dhainaut
Thierry Durand
Original Assignee
Aventis Animal Nutrition Sa
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 Aventis Animal Nutrition Sa filed Critical Aventis Animal Nutrition Sa
Application granted granted Critical
Publication of ATE263161T1 publication Critical patent/ATE263161T1/de

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Steroid Compounds (AREA)
AT99942978T 1998-09-18 1999-09-15 Verfahren zur herstellung des alpha-tocopherol acetats ATE263161T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9811679A FR2784104B1 (fr) 1998-09-18 1998-09-18 Procede de preparation de la vitamine e
PCT/FR1999/002196 WO2000017185A1 (fr) 1998-09-18 1999-09-15 Procede de preparation de la vitamine e

Publications (1)

Publication Number Publication Date
ATE263161T1 true ATE263161T1 (de) 2004-04-15

Family

ID=9530589

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99942978T ATE263161T1 (de) 1998-09-18 1999-09-15 Verfahren zur herstellung des alpha-tocopherol acetats

Country Status (9)

Country Link
US (2) US6518439B1 (de)
EP (1) EP1114041B1 (de)
JP (1) JP2002526489A (de)
CN (1) CN1141304C (de)
AT (1) ATE263161T1 (de)
AU (1) AU5628699A (de)
DE (1) DE69916090T2 (de)
FR (1) FR2784104B1 (de)
WO (1) WO2000017185A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP1689733B1 (de) * 2003-12-05 2008-10-15 DSM IP Assets B.V. Verfahren zur herstellung von alkenylierten hydroxylierten aromatischen verbindungen, von chromanverbindungen und deren acylierten derivaten
CN1332667C (zh) * 2004-05-26 2007-08-22 中国科学院生物物理研究所 一种抗帕金森症（pd）复合制剂
CN1332666C (zh) * 2004-05-26 2007-08-22 中国科学院生物物理研究所 一种抗老年痴呆症复合制剂
ATE502931T1 (de) * 2004-08-19 2011-04-15 Dsm Ip Assets Bv Verfahren zur rektifikation von vitamin e acetat
WO2006018310A2 (en) * 2004-08-19 2006-02-23 Dsm Ip Assets B.V. Process for the working-up of a vitamin e- and vitamin e-acetate and rectification colum suitable therefore
CN102294240B (zh) * 2011-05-07 2013-02-13 浙江师范大学 一种用于TMBQ加氢生产TMHQ的Pd/C催化剂及制备方法
CN102295536B (zh) * 2011-07-14 2013-07-24 福建省福抗药业股份有限公司 一种高含量三甲基氢醌的制备方法
CN102336732A (zh) * 2011-07-14 2012-02-01 福建省福抗药业股份有限公司 一锅法制备维生素e乙酸酯的生产方法
JP2013063912A (ja) * 2011-08-31 2013-04-11 Eisai R & D Management Co Ltd α−トコフェロールおよび酢酸α−トコフェロールの製造方法
CN102351831A (zh) * 2011-09-09 2012-02-15 重庆大学 一种制备D,L-α-生育酚乙酸酯的方法
CN102276572B (zh) * 2011-09-14 2013-03-27 重庆大学 一种制备维生素e乙酸酯的方法
CN111253218A (zh) * 2019-12-30 2020-06-09 上虞新和成生物化工有限公司 一种2,3,5-三甲基氢醌的合成方法和装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708505A (en) * 1971-02-25 1973-01-02 Diamond Shamrock Corp Process for preparation of d,l-alpha tocopherol
JPS5180859A (en) * 1975-01-11 1976-07-15 Teijin Ltd Arufua tokofuerooruruino seizoho
DE3203487A1 (de) * 1982-02-03 1983-08-11 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von tocopherylacetat oder tocopherylpropionat
FR2523494A1 (fr) * 1982-03-22 1983-09-23 Ferraz & Cie Lucien Machine a rectifier les collecteurs electriques et analogues
JPS59190987A (ja) * 1983-04-11 1984-10-29 Mitsui Toatsu Chem Inc ｄｌ−α−トコフエロ−ルの製造方法
JPS6054380A (ja) * 1983-09-05 1985-03-28 Sumitomo Chem Co Ltd α−トコフエロ−ルの製造法
JPH0772184B2 (ja) * 1986-03-28 1995-08-02 エーザイ株式会社 ｄ▲ｌ▼−α−トコフエロ−ルの製造方法
US4966914A (en) * 1988-12-15 1990-10-30 E. I. Du Pont De Nemours And Company Oculoselective beta-blockers as antiglaucoma agents
US5411969A (en) * 1993-04-16 1995-05-02 Bristol-Myers Squibb Company Antihyperlipidemic/antioxidant dihydroquinolines
US6020505A (en) * 1994-07-27 2000-02-01 Eisai Co., Ltd. Process for the preparation of α-tocopherol
US5663376A (en) 1994-07-27 1997-09-02 Eisai Co., Ltd. Process for the preparation of α-tocopherol
JPH09188673A (ja) * 1994-07-27 1997-07-22 Eisai Co Ltd α−トコフェロールの製造方法
DE59610172D1 (de) 1996-01-05 2003-04-03 Hoffmann La Roche Verfahren zur Herstellung von d,l-alpha-Tocopherol in Gegenwart einer Perfluoralkylensulfonsäure als Katalysator
US5908939A (en) 1996-11-11 1999-06-01 Roche Vitamins Inc. Method of making D,L-A-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
DE19757124A1 (de) * 1997-12-20 1999-06-24 Degussa Verfahren zur Herstellung von alpha-Tocopherolestern

Also Published As

Publication number Publication date
CN1141304C (zh) 2004-03-10
FR2784104B1 (fr) 2002-12-27
US6518439B1 (en) 2003-02-11
US20030153772A1 (en) 2003-08-14
CN1318064A (zh) 2001-10-17
DE69916090T2 (de) 2005-02-17
EP1114041A1 (de) 2001-07-11
AU5628699A (en) 2000-04-10
JP2002526489A (ja) 2002-08-20
DE69916090D1 (de) 2004-05-06
WO2000017185A1 (fr) 2000-03-30
EP1114041B1 (de) 2004-03-31
US6790967B2 (en) 2004-09-14
FR2784104A1 (fr) 2000-04-07

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Legal Events

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