CH515869A - Preparation of 3-substituted 2-hydroxy-cyclopent-2-en-1-ones - Google Patents

Preparation of 3-substituted 2-hydroxy-cyclopent-2-en-1-ones

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
French (fr)
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/en

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 COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • 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)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Seasonings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Dairy Products (AREA)
  • Confectionery (AREA)
  • Cereal-Derived Products (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
CH188670A 1969-02-10 1970-02-10 Preparation of 3-substituted 2-hydroxy-cyclopent-2-en-1-ones CH515869A (en)

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 (en) 1971-11-30

Family

ID=27121960

Family Applications (1)

Application Number Title Priority Date Filing Date
CH188670A CH515869A (en) 1969-02-10 1970-02-10 Preparation of 3-substituted 2-hydroxy-cyclopent-2-en-1-ones

Country Status (7)

Country Link
JP (1) JPS5037264B1 (en)
BE (1) BE745666A (en)
CH (1) CH515869A (en)
DE (1) DE2005160C3 (en)
FR (1) FR2032835A5 (en)
GB (2) GB1287793A (en)
IT (1) IT1004006B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080600B1 (en) * 1981-11-27 1985-06-19 Firmenich Sa Use of 2-hydroxy-3,4,4-trimethyl-cyclopent-2-ene-1-one as odorant ingredient

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

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Legal Events

Date Code Title Description
PL Patent ceased