ATE293108T1 - Herstellung von alpha-tocopherol - Google Patents

Herstellung von alpha-tocopherol

Info

Publication number
ATE293108T1
ATE293108T1 AT02785282T AT02785282T ATE293108T1 AT E293108 T1 ATE293108 T1 AT E293108T1 AT 02785282 T AT02785282 T AT 02785282T AT 02785282 T AT02785282 T AT 02785282T AT E293108 T1 ATE293108 T1 AT E293108T1
Authority
AT
Austria
Prior art keywords
solvent
acid
alpha
tocopherol
mixture
Prior art date
Application number
AT02785282T
Other languages
English (en)
Inventor
Werner Bonrath
David Carl Burdick
Thomas Netscher
Frank Schager
Dominik Thomas
Original Assignee
Dsm Ip Assets Bv
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 Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Application granted granted Critical
Publication of ATE293108T1 publication Critical patent/ATE293108T1/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)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT02785282T 2001-10-31 2002-10-23 Herstellung von alpha-tocopherol ATE293108T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01125966 2001-10-31
PCT/EP2002/011819 WO2003037883A1 (en) 2001-10-31 2002-10-23 Manufacture of alpha- tocopherol

Publications (1)

Publication Number Publication Date
ATE293108T1 true ATE293108T1 (de) 2005-04-15

Family

ID=8179127

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02785282T ATE293108T1 (de) 2001-10-31 2002-10-23 Herstellung von alpha-tocopherol

Country Status (8)

Country Link
US (1) US7626046B2 (de)
EP (1) EP1446398B1 (de)
JP (1) JP2005507422A (de)
CN (1) CN1271065C (de)
AT (1) ATE293108T1 (de)
DE (1) DE60203734T2 (de)
ES (1) ES2239260T3 (de)
WO (1) WO2003037883A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE378325T1 (de) 2002-11-21 2007-11-15 Dsm Ip Assets Bv Herstellung von tocoferylazetaten
WO2004063182A1 (en) * 2003-01-13 2004-07-29 Dsm Ip Assets B.V. PROCESS FOR THE MANUFACTURE OF α-TOCOPHERYL ACETATE
WO2005026181A2 (en) * 2003-09-15 2005-03-24 Dsm Ip Assets B.V. A NEW ROUTE TO α-TOCOPHEROL, α-TOCOPHERYL ALKANOATES AND PRECURSORS THEREOF
WO2005026142A2 (en) * 2003-09-15 2005-03-24 Dsm Ip Assets B.V. Synthesis of alpha-tocopheryl alkanoates and precursors thereof
CN111065634A (zh) 2017-07-12 2020-04-24 帝斯曼知识产权资产管理有限公司 用于制备α-生育酚的中间体的新型合成
CN113640395A (zh) * 2020-04-27 2021-11-12 深圳波顿香料有限公司 电子烟油中的生育酚乙酸酯的合相色谱分析方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208334A (en) 1978-12-22 1980-06-17 Hoffmann-La Roches Inc. Process for preparation of α-tocopherol
US6369242B2 (en) 2000-03-17 2002-04-09 Roche Vitamins Inc. Tocopherol manufacture by tris(perfluorohydrocarbylsulphonyl) methane or metal methides thereof

Also Published As

Publication number Publication date
CN1271065C (zh) 2006-08-23
DE60203734T2 (de) 2006-02-09
US7626046B2 (en) 2009-12-01
WO2003037883A1 (en) 2003-05-08
CN1578777A (zh) 2005-02-09
EP1446398B1 (de) 2005-04-13
US20050187393A1 (en) 2005-08-25
ES2239260T3 (es) 2005-09-16
JP2005507422A (ja) 2005-03-17
DE60203734D1 (de) 2005-05-19
EP1446398A1 (de) 2004-08-18

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Legal Events

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