CH464182A - Process for the preparation of cyclopentenones - Google Patents

Process for the preparation of cyclopentenones

Info

Publication number
CH464182A
CH464182A CH280266A CH280266A CH464182A CH 464182 A CH464182 A CH 464182A CH 280266 A CH280266 A CH 280266A CH 280266 A CH280266 A CH 280266A CH 464182 A CH464182 A CH 464182A
Authority
CH
Switzerland
Prior art keywords
cyclopentenones
preparation
Prior art date
Application number
CH280266A
Other languages
German (de)
Inventor
T Jr Dahill Robert
Original Assignee
Givaudan & Cie Sa
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 Givaudan & Cie Sa filed Critical Givaudan & Cie Sa
Publication of CH464182A publication Critical patent/CH464182A/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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/516—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of nitrogen-containing compounds to >C = O groups
    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/65—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by splitting-off hydrogen atoms or functional groups; by hydrogenolysis of functional groups
    • C07C45/66—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by splitting-off hydrogen atoms or functional groups; by hydrogenolysis of functional groups by dehydration
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/597—Unsaturated compounds containing a keto groups being part of a ring of a five-membered ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/613—Unsaturated compounds containing a keto groups being part of a ring polycyclic
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/647—Unsaturated compounds containing a keto groups being part of a ring having unsaturation outside the ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/657—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings
    • C07C49/683—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings having unsaturation outside the aromatic rings
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Nutrition Science (AREA)
  • Polymers & Plastics (AREA)
  • Food Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)
CH280266A 1965-03-31 1966-02-25 Process for the preparation of cyclopentenones CH464182A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44441065A 1965-03-31 1965-03-31

Publications (1)

Publication Number Publication Date
CH464182A true CH464182A (en) 1968-10-31

Family

ID=23764770

Family Applications (1)

Application Number Title Priority Date Filing Date
CH280266A CH464182A (en) 1965-03-31 1966-02-25 Process for the preparation of cyclopentenones

Country Status (7)

Country Link
BE (1) BE677905A (en)
CH (1) CH464182A (en)
DE (1) DE1568668A1 (en)
ES (1) ES324898A1 (en)
GB (1) GB1096427A (en)
IT (1) IT1043759B (en)
NL (1) NL6604284A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55127316A (en) * 1979-03-26 1980-10-02 Nippon Zeon Co Ltd Perfume composition
DE60131804D1 (en) * 2000-05-23 2008-01-24 Nestle Sa Use of alpha-ketoenamine derivatives as cooling agents
EP1157617B1 (en) * 2000-05-23 2007-12-12 Nestle Sa Use of alpha-keto enamine derivatives as coolants
CN113185392A (en) * 2021-04-26 2021-07-30 安徽华业香料合肥有限公司 Synthesis method of dihydro jasmone
EP4384591A1 (en) * 2021-08-13 2024-06-19 Basf Se Use of substituted cyclopentenones and cyclopentanones as aroma ingredients

Also Published As

Publication number Publication date
ES324898A1 (en) 1966-12-16
DE1568668A1 (en) 1970-03-26
IT1043759B (en) 1980-02-29
GB1096427A (en) 1967-12-29
NL6604284A (en) 1966-10-03
BE677905A (en) 1966-09-16

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