ES266986A1 - Un procedimiento mejorado para la preparaciën de delta-tocoferol - Google Patents

Un procedimiento mejorado para la preparaciën de delta-tocoferol

Info

Publication number
ES266986A1
ES266986A1 ES0266986A ES266986A ES266986A1 ES 266986 A1 ES266986 A1 ES 266986A1 ES 0266986 A ES0266986 A ES 0266986A ES 266986 A ES266986 A ES 266986A ES 266986 A1 ES266986 A1 ES 266986A1
Authority
ES
Spain
Prior art keywords
acid
phytol
effected
reaction
diazonium salt
Prior art date
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
ES0266986A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of ES266986A1 publication Critical patent/ES266986A1/es
Expired 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
ES0266986A 1960-04-29 1961-04-28 Un procedimiento mejorado para la preparaciën de delta-tocoferol Expired ES266986A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH496360A CH390939A (de) 1960-04-29 1960-04-29 Verfahren zur Herstellung von D-Tocopherol

Publications (1)

Publication Number Publication Date
ES266986A1 true ES266986A1 (es) 1961-11-01

Family

ID=4285570

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0266986A Expired ES266986A1 (es) 1960-04-29 1961-04-28 Un procedimiento mejorado para la preparaciën de delta-tocoferol

Country Status (4)

Country Link
BE (1) BE602801A (de)
CH (1) CH390939A (de)
ES (1) ES266986A1 (de)
GB (1) GB900085A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2679904A1 (fr) 1991-08-01 1993-02-05 Lvmh Rech Utilisation d'un phosphate de tocopherol, ou de l'un de ses derives, pour la preparation de compositions cosmetiques, ou pharmaceutiques et compositions ainsi obtenues.
US5373028A (en) * 1991-08-20 1994-12-13 The Dow Chemical Company Polyurethane foams having reduced visible emissions during curing

Also Published As

Publication number Publication date
CH390939A (de) 1965-04-30
BE602801A (fr) 1961-10-20
GB900085A (en) 1962-07-04

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