BE591122A - Composés chromaniques. - Google Patents

Composés chromaniques.

Info

Publication number
BE591122A
BE591122A BE591122A BE591122A BE591122A BE 591122 A BE591122 A BE 591122A BE 591122 A BE591122 A BE 591122A BE 591122 A BE591122 A BE 591122A BE 591122 A BE591122 A BE 591122A
Authority
BE
Belgium
Prior art keywords
chromanic
compounds
chromanic compounds
Prior art date
Application number
BE591122A
Other languages
English (en)
Inventor
Karl Folkers
Donald Edwin Wolf
Original Assignee
Merck & 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 & Co Inc filed Critical Merck & Co Inc
Publication of BE591122A publication Critical patent/BE591122A/fr

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE591122A 1959-05-25 1960-05-23 Composés chromaniques. BE591122A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81530759A 1959-05-25 1959-05-25
US1958160A 1960-04-14 1960-04-14

Publications (1)

Publication Number Publication Date
BE591122A true BE591122A (fr) 1960-11-23

Family

ID=26692363

Family Applications (1)

Application Number Title Priority Date Filing Date
BE591122A BE591122A (fr) 1959-05-25 1960-05-23 Composés chromaniques.

Country Status (2)

Country Link
BE (1) BE591122A (fr)
GB (1) GB947643A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040197886A1 (en) 2001-07-13 2004-10-07 Takahiro Ueda Method of crystallizing reduced coenzyme Q10 from aqueous solution
TWI310029B (fr) * 2001-07-13 2009-05-21 Kaneka Corp
CN100503543C (zh) * 2001-07-13 2009-06-24 钟渊化学工业株式会社 制备还原型辅酶q10油性产物的方法
TWI237018B (en) * 2001-07-13 2005-08-01 Kaneka Corp Method of producing reduced coenzyme Q10 crystals
TW200604159A (en) 2001-07-13 2006-02-01 Kaneka Corp Method of producing reduced coenzyme Q10 as oily product
TWI329510B (en) 2001-10-10 2010-09-01 Kaneka Corp Method of stabilizing reduced coenzyme q10
CN100344595C (zh) * 2003-01-10 2007-10-24 株式会社钟化 纯化还原型辅酶q10的方法
FR2893026B1 (fr) * 2005-11-08 2010-09-17 Polaris Nouveaux derives polyphenoliques liposolubles et leur utilisation comme antioxidants
EP4330242A1 (fr) * 2021-04-28 2024-03-06 DSM IP Assets B.V. Cyclisation de benzoquinones contenant une chaîne latérale insaturée à l'aide d'une base dans un système à deux phases
WO2022229215A1 (fr) * 2021-04-28 2022-11-03 Dsm Ip Assets B.V. Cyclisation de benzoquinones contenant une chaîne latérale insaturée à l'aide d'un catalyseur basique

Also Published As

Publication number Publication date
GB947643A (en) 1964-01-22

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