CH515869A - Préparation de 2-hydroxy-cyclopent-2-én-1-ones substitués en 3 - Google Patents

Préparation de 2-hydroxy-cyclopent-2-én-1-ones substitués en 3

Info

Publication number
CH515869A
CH515869A CH188670A CH188670A CH515869A CH 515869 A CH515869 A CH 515869A CH 188670 A CH188670 A CH 188670A CH 188670 A CH188670 A CH 188670A CH 515869 A CH515869 A CH 515869A
Authority
CH
Switzerland
Prior art keywords
cyclopent
hydroxy
ones
substituted
preparation
Prior art date
Application number
CH188670A
Other languages
English (en)
Inventor
Robert Jr Stephens Charles
Torres Anibal
Martin Leir Charles
Original Assignee
Pfizer
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 Pfizer filed Critical Pfizer
Publication of CH515869A publication Critical patent/CH515869A/fr

Links

Classifications

    • 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
    • C11B9/00—Essential oils; Perfumes
    • C11B9/0061—Essential oils; Perfumes compounds containing a six-membered aromatic ring not condensed with another ring
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L27/00—Spices; Flavouring agents or condiments; Artificial sweetening agents; Table salts; Dietetic salt substitutes; Preparation or treatment thereof
    • A23L27/20—Synthetic spices, flavouring agents or condiments
    • A23L27/203—Alicyclic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
    • C07C45/43—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis of >CX2 groups, X being halogen
    • 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
    • C11B9/00—Essential oils; Perfumes
    • C11B9/0026—Essential oils; Perfumes compounds containing an alicyclic ring not condensed with another ring
    • C11B9/003—Essential oils; Perfumes compounds containing an alicyclic ring not condensed with another ring the ring containing less than six carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Nutrition Science (AREA)
  • Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Seasonings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
  • Dairy Products (AREA)
  • Confectionery (AREA)
  • Cereal-Derived Products (AREA)
CH188670A 1969-02-10 1970-02-10 Préparation de 2-hydroxy-cyclopent-2-én-1-ones substitués en 3 CH515869A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79811369A 1969-02-10 1969-02-10
US82001369A 1969-04-28 1969-04-28

Publications (1)

Publication Number Publication Date
CH515869A true CH515869A (fr) 1971-11-30

Family

ID=27121960

Family Applications (1)

Application Number Title Priority Date Filing Date
CH188670A CH515869A (fr) 1969-02-10 1970-02-10 Préparation de 2-hydroxy-cyclopent-2-én-1-ones substitués en 3

Country Status (7)

Country Link
JP (1) JPS5037264B1 (fr)
BE (1) BE745666A (fr)
CH (1) CH515869A (fr)
DE (1) DE2005160C3 (fr)
FR (1) FR2032835A5 (fr)
GB (2) GB1287792A (fr)
IT (1) IT1004006B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080600B1 (fr) * 1981-11-27 1985-06-19 Firmenich Sa Utilisation de 2-hydroxy-3,4,4-triméthyl-cyclopent-2-ène-1-one à titre d'ingrédient odoriférant

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB979295A (en) * 1960-11-28 1965-01-01 Shell Res Ltd The preparation of cyclic diketones

Also Published As

Publication number Publication date
DE2005160B2 (de) 1981-02-19
DE2005160A1 (de) 1970-09-03
GB1287793A (en) 1972-09-06
FR2032835A5 (fr) 1970-11-27
IT1004006B (it) 1976-07-10
DE2005160C3 (de) 1981-10-01
JPS5037264B1 (fr) 1975-12-01
GB1287792A (en) 1972-09-06
BE745666A (fr) 1970-08-10

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Legal Events

Date Code Title Description
PL Patent ceased