ATE237606T1 - Verfahren zur herstellung von alfa- tocopherolacetat durch kondensation von trimethylhydrochinon mit isophytol - Google Patents

Verfahren zur herstellung von alfa- tocopherolacetat durch kondensation von trimethylhydrochinon mit isophytol

Info

Publication number
ATE237606T1
ATE237606T1 AT00121076T AT00121076T ATE237606T1 AT E237606 T1 ATE237606 T1 AT E237606T1 AT 00121076 T AT00121076 T AT 00121076T AT 00121076 T AT00121076 T AT 00121076T AT E237606 T1 ATE237606 T1 AT E237606T1
Authority
AT
Austria
Prior art keywords
alpha
isophytol
trimethylhydroquinone
aqueous
tocopherol
Prior art date
Application number
AT00121076T
Other languages
English (en)
Inventor
Steffen Dr Krill
Stephan Kretz
Klaus Dr Huthmacher
Original Assignee
Degussa
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 filed Critical Degussa
Application granted granted Critical
Publication of ATE237606T1 publication Critical patent/ATE237606T1/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT00121076T 2000-03-09 2000-09-28 Verfahren zur herstellung von alfa- tocopherolacetat durch kondensation von trimethylhydrochinon mit isophytol ATE237606T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10011403A DE10011403A1 (de) 2000-03-09 2000-03-09 Verfahren zur Herstellung von alpha-Tocopherolacetat durch Kondensation von Trimethylhydrochinon mit Isophytol unter Recyclierung einer essigsauren Katalysatorlösung

Publications (1)

Publication Number Publication Date
ATE237606T1 true ATE237606T1 (de) 2003-05-15

Family

ID=7634040

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00121076T ATE237606T1 (de) 2000-03-09 2000-09-28 Verfahren zur herstellung von alfa- tocopherolacetat durch kondensation von trimethylhydrochinon mit isophytol

Country Status (14)

Country Link
US (1) US6441199B2 (de)
EP (1) EP1132384B1 (de)
JP (1) JP2001261670A (de)
KR (1) KR20010091948A (de)
CN (1) CN1193023C (de)
AT (1) ATE237606T1 (de)
BR (1) BR0100935A (de)
CA (1) CA2339589A1 (de)
DE (2) DE10011403A1 (de)
ES (1) ES2197048T3 (de)
ID (1) ID29638A (de)
IL (1) IL141841A0 (de)
SK (1) SK2882001A3 (de)
YU (1) YU17501A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60317553T2 (de) * 2002-11-21 2008-10-23 Dsm Ip Assets B.V. Herstellung von tocoferylazetaten
WO2004096790A1 (en) * 2003-04-28 2004-11-11 Dsm Ip Assets B.V. Process for the manufacture of tocyl and tocopheryl acylates
JP4999690B2 (ja) * 2004-06-11 2012-08-15 ディーエスエム アイピー アセッツ ビー．ブイ． クロマン誘導体、特にα−トコフェロールおよびそのアルカノエートの製造方法
CN102964330A (zh) * 2011-08-31 2013-03-13 卫材R&D管理有限公司 α-生育酚及α-生育酚乙酸酯的制造方法
CN103265423B (zh) * 2013-05-31 2015-05-27 重庆龙瑞化工有限公司 含有醋酸和溴化锌等工业废弃物的资源化处理方法
CN106565659B (zh) * 2016-11-01 2019-06-18 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
CN114940668B (zh) * 2022-03-23 2023-09-19 万华化学集团股份有限公司 一种催化剂的制备及其在维生素e乙酸酯合成上的应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE4208477A1 (de) * 1992-03-17 1993-09-23 Basf Ag Verfahren zur herstellung von vitamin e
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
DE10011402A1 (de) * 2000-03-09 2001-09-13 Degussa Verfahren zur Herstellung von alpha-Tocopherolestern

Also Published As

Publication number Publication date
SK2882001A3 (en) 2002-04-04
CA2339589A1 (en) 2001-09-09
US6441199B2 (en) 2002-08-27
KR20010091948A (ko) 2001-10-23
EP1132384A2 (de) 2001-09-12
DE60002152T2 (de) 2004-01-08
EP1132384B1 (de) 2003-04-16
ES2197048T3 (es) 2004-01-01
BR0100935A (pt) 2001-10-30
IL141841A0 (en) 2002-03-10
JP2001261670A (ja) 2001-09-26
DE60002152D1 (de) 2003-05-22
US20010031881A1 (en) 2001-10-18
EP1132384A3 (de) 2001-09-26
CN1329001A (zh) 2002-01-02
CN1193023C (zh) 2005-03-16
ID29638A (id) 2001-09-13
YU17501A (sh) 2005-06-10
DE10011403A1 (de) 2001-09-13

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