GB900085A - A process for the manufacture of deltatocopherol - Google Patents

A process for the manufacture of deltatocopherol

Info

Publication number
GB900085A
GB900085A GB1489261A GB1489261A GB900085A GB 900085 A GB900085 A GB 900085A GB 1489261 A GB1489261 A GB 1489261A GB 1489261 A GB1489261 A GB 1489261A GB 900085 A GB900085 A GB 900085A
Authority
GB
United Kingdom
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
GB1489261A
Other languages
English (en)
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 GB900085A publication Critical patent/GB900085A/en
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)
GB1489261A 1960-04-29 1961-04-25 A process for the manufacture of deltatocopherol Expired GB900085A (en)

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
GB900085A true GB900085A (en) 1962-07-04

Family

ID=4285570

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1489261A Expired GB900085A (en) 1960-04-29 1961-04-25 A process for the manufacture of deltatocopherol

Country Status (4)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993002661A1 (fr) 1991-08-01 1993-02-18 Lvmh Recherche 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993002661A1 (fr) 1991-08-01 1993-02-18 Lvmh Recherche 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
ES266986A1 (es) 1961-11-01

Similar Documents

Publication Publication Date Title
GB900085A (en) A process for the manufacture of deltatocopherol
GB898005A (en) Improvements in photographic colour development
GB1075564A (en) Process for preparing carnitine chloride
GB965177A (en) Method of reclaiming rubber
GB896039A (en) Method of producing derivatives of the 1,1-dimethyl-octahydronaphthalene series
CN204757553U (zh) 一种箱式茶叶烘干机
GB1526949A (en) Photosensitive silver halide material containing development inhibitor releaser
DE3372210D1 (en) Method for preparing organo germanium propionic acid derivatives
GB900217A (en) A process for the manufacture of ú-úsú8ú(úßtocopherol
GB872286A (en) Production of corundum
Burstein et al. β, β, β-Trifluorolactic acid
GB933821A (en) Improvements in or relating to glass fabrics and fibres and methods of preparing thesame
GB917006A (en) Reduction of organic compounds
ES404787A1 (es) Un procedimiento para la preparacion de nuevos compuestos de acidos xantonacarboxilicos sustituidos.
GB1110951A (en) Method of preparation of ammonium phosphotungstate and product obtained
GB887819A (en) Unsaturated aldehydes of the vitamin a series
GB879247A (en) Method of preparing a diphenylmethane derivative
JPS5716342A (en) Compensating device for automatic running water type gas calorimeter
ES8400746A1 (es) Procedimiento de obtencion de un ester del acido apovincami-nico
JPS5534207A (en) Preparation of carboxymethyl starch and its alkali salt
GB810491A (en) Oxidation resistant graphite articles
GB785051A (en) Purification of terephthalic acid
GB876660A (en) A method of polymerization of vinyl acetate
GB900564A (en) Improvements in or relating to the preparation of aromatic alcohols
GB836205A (en) Improvements in and relating to the catalytic decarboxylation of higher fatty acids