ID20403A - PEMBUATAN α-TOKOFEROL - Google Patents

PEMBUATAN α-TOKOFEROL

Info

Publication number
ID20403A
ID20403A IDP980812A ID980812A ID20403A ID 20403 A ID20403 A ID 20403A ID P980812 A IDP980812 A ID P980812A ID 980812 A ID980812 A ID 980812A ID 20403 A ID20403 A ID 20403A
Authority
ID
Indonesia
Prior art keywords
tokoferol
making
Prior art date
Application number
IDP980812A
Other languages
English (en)
Inventor
Manfred Breuninger
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of ID20403A publication Critical patent/ID20403A/id

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
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Catalysts (AREA)
  • Fats And Perfumes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Cosmetics (AREA)
IDP980812A 1997-06-06 1998-06-02 PEMBUATAN α-TOKOFEROL ID20403A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97109174 1997-06-06

Publications (1)

Publication Number Publication Date
ID20403A true ID20403A (id) 1998-12-10

Family

ID=8226884

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP980812A ID20403A (id) 1997-06-06 1998-06-02 PEMBUATAN α-TOKOFEROL

Country Status (14)

Country Link
US (1) US5932748A (id)
EP (1) EP0882722B1 (id)
JP (1) JPH1112268A (id)
KR (1) KR19990006685A (id)
CN (1) CN1098257C (id)
AU (1) AU731156B2 (id)
BR (1) BR9803703A (id)
CA (1) CA2239481A1 (id)
DE (1) DE59803484D1 (id)
DK (1) DK0882722T3 (id)
ES (1) ES2172838T3 (id)
ID (1) ID20403A (id)
NO (1) NO982531L (id)
TW (1) TW394766B (id)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2553557T3 (es) 2008-10-28 2015-12-10 Edison Pharmaceuticals, Inc. Proceso para la producción de alfa-tocotrienol y derivados
CN102584771A (zh) * 2012-01-04 2012-07-18 江南大学 一种生育酚浓缩液的胺甲基化方法
US10047065B2 (en) 2014-12-17 2018-08-14 Dsm Ip Assets B.V. Formation of chromanes based on intermolecular reaction of alkynes with dimethylfuran in the presence of gold(I) complexes
WO2017106786A1 (en) 2015-12-16 2017-06-22 Bioelectron Technology Corporation Improved methods for enriching alpha-tocotrienol from mixed tocol compositions
CN119409555B (zh) * 2024-04-02 2025-10-17 湘潭大学 一种催化二氧化碳加氢并甲基化酚类制备α-H甲基取代单酚的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2486539A (en) * 1946-07-19 1949-11-01 Distillation Products Inc Conversion of beta-, gamma-, and delta-tocopherol to alph-tocopherol
US2519863A (en) * 1949-05-14 1950-08-22 Eastman Kodak Co Conversion of beta-, gamma-, and delta-tocopherol to alpha-tocopherol by aminoalkylation and reduction
US3819657A (en) * 1972-10-20 1974-06-25 Gen Mills Chem Inc Methylation of tocopherols
EP0176690A1 (en) * 1984-09-18 1986-04-09 HENKEL CORPORATION (a Delaware corp.) Vapor/liquid phase methylation of non-alpha-tocopherol
EP0178400A1 (en) * 1984-09-25 1986-04-23 HENKEL CORPORATION (a Delaware corp.) Methylation of non-alpha-tocopherol compounds
DE3813624A1 (de) * 1988-04-22 1989-11-02 Basf Ag Verfahren zur herstellung von d-(alpha)-tocopherol aus natuerlichen vorprodukten
ATE229948T1 (de) * 1995-10-18 2003-01-15 Hoffmann La Roche Hydroxymethylierung von tocopherolen

Also Published As

Publication number Publication date
AU6993598A (en) 1998-12-10
CN1201792A (zh) 1998-12-16
BR9803703A (pt) 2000-04-11
EP0882722A1 (de) 1998-12-09
TW394766B (en) 2000-06-21
NO982531D0 (no) 1998-06-03
EP0882722B1 (de) 2002-03-27
AU731156B2 (en) 2001-03-22
JPH1112268A (ja) 1999-01-19
KR19990006685A (ko) 1999-01-25
ES2172838T3 (es) 2002-10-01
DK0882722T3 (da) 2002-07-15
US5932748A (en) 1999-08-03
DE59803484D1 (de) 2002-05-02
CA2239481A1 (en) 1998-12-06
NO982531L (no) 1998-12-07
CN1098257C (zh) 2003-01-08

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