FR1444255A - Procédé de préparation de chromanols - Google Patents

Procédé de préparation de chromanols

Info

Publication number
FR1444255A
FR1444255A FR18021A FR18021A FR1444255A FR 1444255 A FR1444255 A FR 1444255A FR 18021 A FR18021 A FR 18021A FR 18021 A FR18021 A FR 18021A FR 1444255 A FR1444255 A FR 1444255A
Authority
FR
France
Prior art keywords
chromanols
preparation
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
FR18021A
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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Application granted granted Critical
Publication of FR1444255A publication Critical patent/FR1444255A/fr
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
    • 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B5/00—Preserving by using additives, e.g. anti-oxidants
    • C11B5/0021—Preserving by using additives, e.g. anti-oxidants containing oxygen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B5/00—Preserving by using additives, e.g. anti-oxidants
    • C11B5/0021—Preserving by using additives, e.g. anti-oxidants containing oxygen
    • C11B5/0035—Phenols; Their halogenated and aminated derivates, their salts, their esters with carboxylic acids
FR18021A 1964-06-05 1965-05-21 Procédé de préparation de chromanols Expired FR1444255A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US373071A US3329689A (en) 1964-06-05 1964-06-05 Preparation of chromanols

Publications (1)

Publication Number Publication Date
FR1444255A true FR1444255A (fr) 1966-07-01

Family

ID=23470791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR18021A Expired FR1444255A (fr) 1964-06-05 1965-05-21 Procédé de préparation de chromanols

Country Status (5)

Country Link
US (1) US3329689A (fr)
DE (1) DE1493714A1 (fr)
FR (1) FR1444255A (fr)
GB (1) GB1057345A (fr)
NL (1) NL6507158A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524867A (en) * 1966-06-06 1970-08-18 Upjohn Co Process for producing cyclopenta (b)pyrans
US3435053A (en) * 1966-06-06 1969-03-25 Upjohn Co Cyclopenta(b)pyrans
EP0406940A3 (en) * 1989-06-30 1992-03-11 Unilever Nv Edible fat-containing products containing ester derivatives of vitamin e
WO2019185891A1 (fr) * 2018-03-29 2019-10-03 Dsm Ip Assets B.V. Nouvelle utilisation de chroman-6-ols substitués

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH376898A (de) * 1958-08-07 1964-04-30 Hoffmann La Roche Verfahren zur Herstellung von in 6-Stellung substituierten 2,3-Dimethoxy-5-methyl-benzohydrochinonen-(1,4) bzw.-benzochinonen-(1,4)
US3064012A (en) * 1960-07-20 1962-11-13 Merck & Co Inc Derivatives of coenzyme q10
US3154565A (en) * 1962-03-22 1964-10-27 Merck & Co Inc Chromenyl compounds and method of preparing

Also Published As

Publication number Publication date
NL6507158A (fr) 1965-12-06
US3329689A (en) 1967-07-04
GB1057345A (en) 1967-02-01
DE1493714A1 (de) 1969-06-19

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