JPS5426549B2 - - Google Patents

Info

Publication number
JPS5426549B2
JPS5426549B2 JP1726377A JP1726377A JPS5426549B2 JP S5426549 B2 JPS5426549 B2 JP S5426549B2 JP 1726377 A JP1726377 A JP 1726377A JP 1726377 A JP1726377 A JP 1726377A JP S5426549 B2 JPS5426549 B2 JP S5426549B2
Authority
JP
Japan
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
Application number
JP1726377A
Other languages
Japanese (ja)
Other versions
JPS52102278A (en
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 filed Critical
Publication of JPS52102278A publication Critical patent/JPS52102278A/ja
Publication of JPS5426549B2 publication Critical patent/JPS5426549B2/ja
Granted legal-status Critical Current

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP1726377A 1976-02-20 1977-02-21 Preparation of tocopherol Granted JPS52102278A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762606830 DE2606830C3 (de) 1976-02-20 1976-02-20 Verfahren zur Herstellung von Tocopherol

Publications (2)

Publication Number Publication Date
JPS52102278A JPS52102278A (en) 1977-08-27
JPS5426549B2 true JPS5426549B2 (enrdf_load_html_response) 1979-09-04

Family

ID=5970392

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1726377A Granted JPS52102278A (en) 1976-02-20 1977-02-21 Preparation of tocopherol

Country Status (5)

Country Link
JP (1) JPS52102278A (enrdf_load_html_response)
CH (1) CH626082A5 (enrdf_load_html_response)
DE (1) DE2606830C3 (enrdf_load_html_response)
FR (1) FR2341575A1 (enrdf_load_html_response)
GB (1) GB1568559A (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3203487A1 (de) * 1982-02-03 1983-08-11 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von tocopherylacetat oder tocopherylpropionat
US4639533A (en) * 1982-07-29 1987-01-27 Basf Corporation Alpha tocopherol process
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
RU2163600C2 (ru) * 1998-12-04 2001-02-27 Общество с ограниченной ответственностью конструкторское бюро "Пульс" СПОСОБ ПОЛУЧЕНИЯ α-ТОКОФЕРОЛА (ВИТАМИНА E)
KR101140519B1 (ko) 2004-06-11 2012-04-30 디에스엠 아이피 어셋츠 비.브이. 크로만 유도체, 특히 α-토코페롤 및 그의 알카노에이트의제조 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH506516A (de) * 1968-02-27 1971-04-30 Hoffmann La Roche Verfahren zur Herstellung von Chromanolen
US3708505A (en) * 1971-02-25 1973-01-02 Diamond Shamrock Corp Process for preparation of d,l-alpha tocopherol

Also Published As

Publication number Publication date
DE2606830A1 (de) 1977-09-08
FR2341575A1 (fr) 1977-09-16
GB1568559A (en) 1980-05-29
DE2606830B2 (de) 1980-09-25
FR2341575B1 (enrdf_load_html_response) 1980-06-27
JPS52102278A (en) 1977-08-27
DE2606830C3 (de) 1981-08-27
CH626082A5 (en) 1981-10-30

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