CH515869A - Preparation of 3-substituted 2-hydroxy-cyclopent-2-en-1-ones - Google Patents
Preparation of 3-substituted 2-hydroxy-cyclopent-2-en-1-onesInfo
- 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
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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB979295A (en) * | 1960-11-28 | 1965-01-01 | Shell Res Ltd | The preparation of cyclic diketones |
-
1969
- 1969-10-31 GB GB8917/71A patent/GB1287793A/en not_active Expired
- 1969-10-31 GB GB53633/69A patent/GB1287792A/en not_active Expired
-
1970
- 1970-02-05 DE DE2005160A patent/DE2005160C3/en not_active Expired
- 1970-02-09 IT IT48425/70A patent/IT1004006B/en active
- 1970-02-09 BE BE745666D patent/BE745666A/en not_active IP Right Cessation
- 1970-02-10 CH CH188670A patent/CH515869A/en not_active IP Right Cessation
- 1970-02-10 FR FR7004624A patent/FR2032835A5/fr not_active Expired
-
1973
- 1973-11-30 JP JP48133617A patent/JPS5037264B1/ja active Pending
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 |