GR862769B - Method for preparing a-hydroxycarbonyl compounds - Google Patents
Method for preparing a-hydroxycarbonyl compoundsInfo
- Publication number
- GR862769B GR862769B GR862769A GR860102769A GR862769B GR 862769 B GR862769 B GR 862769B GR 862769 A GR862769 A GR 862769A GR 860102769 A GR860102769 A GR 860102769A GR 862769 B GR862769 B GR 862769B
- Authority
- GR
- Greece
- Prior art keywords
- preparing
- hydroxycarbonyl compounds
- hydroxycarbonyl
- compounds
- 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
- C11B9/0026—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
-
- 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
- C07C45/64—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 introduction of functional groups containing oxygen only in singly bound form
-
- 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
- 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
- C07C45/67—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 isomerisation; by change of size of the carbon skeleton
- C07C45/673—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 isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
-
- 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
- C07C45/67—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 isomerisation; by change of size of the carbon skeleton
- C07C45/673—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 isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
- C07C45/676—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 isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton by elimination of carboxyl groups
-
- 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
- C07C49/703—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups
- C07C49/707—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups a keto group being part of a three- to 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
- C07C49/753—Unsaturated compounds containing a keto groups being part of a ring containing ether groups, groups, groups, or groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fats And Perfumes (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH494285 | 1985-11-20 | ||
CH380586 | 1986-09-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
GR862769B true GR862769B (en) | 1987-03-20 |
Family
ID=25693878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR862769A GR862769B (en) | 1985-11-20 | 1986-11-20 | Method for preparing a-hydroxycarbonyl compounds |
Country Status (6)
Country | Link |
---|---|
US (1) | US4892966A (el) |
EP (1) | EP0245315B1 (el) |
JP (2) | JP2558266B2 (el) |
DE (1) | DE3670283D1 (el) |
GR (1) | GR862769B (el) |
WO (1) | WO1987003287A2 (el) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02221241A (ja) * | 1989-01-06 | 1990-09-04 | Lonza Ag | 1,3―シクロペンタンジオンの製造方法 |
CN1036457C (zh) * | 1991-10-01 | 1997-11-19 | 武田药品工业株式会社 | 2-酮基-l-古洛糖酸低级烷基脂的制备方法 |
EP1661465B2 (en) * | 2001-07-20 | 2018-08-22 | Mars Incorporated | Fat-based confections comprising flavor components |
JP5072030B2 (ja) * | 2008-03-10 | 2012-11-14 | 独立行政法人科学技術振興機構 | 環状α−ヒドロキシ−α,β−不飽和ケトン化合物及びシクロペンテノン化合物の製造方法 |
US9567550B2 (en) | 2012-06-01 | 2017-02-14 | Kao Corporation | Fragrance composition |
CN104496781A (zh) * | 2014-12-12 | 2015-04-08 | 上海万香日化有限公司 | 一种烷基环戊烯醇酮的合成方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2387587A (en) * | 1939-01-04 | 1945-10-23 | Hunsdiecker Heinz | Process of manufacturing cyclopentenone derivatives |
GB979295A (en) * | 1960-11-28 | 1965-01-01 | Shell Res Ltd | The preparation of cyclic diketones |
US3405163A (en) * | 1965-08-26 | 1968-10-08 | Richardson Merrell Inc | Trifluoromethyl diones |
BE788516A (fr) * | 1971-09-10 | 1973-03-07 | Lonza Ag | Procede de fabrication d'esters alcoxyacetylacetiques |
CH566953A5 (el) * | 1972-04-07 | 1975-09-30 | Givaudan & Cie Sa | |
CH576411A5 (en) * | 1972-04-07 | 1976-06-15 | Givaudan & Cie Sa | 3-methyl-2-cyclopenten-1-one prodn - by cyclisation of acetonylacetone in boiling aq alkali hydroxide soln |
NL7216590A (el) * | 1972-12-07 | 1974-06-11 | ||
US4025537A (en) * | 1975-06-09 | 1977-05-24 | Richard Allan Kretchmer | Preparation of 3-carboalkoxy or 3-alkanoyl furans |
JPS52122344A (en) * | 1976-04-05 | 1977-10-14 | Tatsuya Shiyouno | Process for manufacture of cyclopentenone derivatives |
JPS54103842A (en) * | 1978-01-31 | 1979-08-15 | Nippon Zeon Co Ltd | Production of 2-hydroxy-3-alkyl-2-cyclopentenone |
US4318855A (en) * | 1979-02-02 | 1982-03-09 | Givaudan Corporation | Process for the preparation of alpha-hydroxycarbonyl compounds |
EP0076378B1 (de) * | 1981-10-01 | 1985-01-02 | Lonza Ag | Verfahren zur Herstellung von 4-Alkoxyacetessigestern |
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 |
-
1986
- 1986-11-13 DE DE8686906259T patent/DE3670283D1/de not_active Expired - Lifetime
- 1986-11-13 EP EP86906259A patent/EP0245315B1/de not_active Expired - Lifetime
- 1986-11-13 US US07/086,130 patent/US4892966A/en not_active Expired - Lifetime
- 1986-11-13 JP JP61505851A patent/JP2558266B2/ja not_active Expired - Lifetime
- 1986-11-13 WO PCT/CH1986/000157 patent/WO1987003287A2/de active IP Right Grant
- 1986-11-20 GR GR862769A patent/GR862769B/el unknown
-
1995
- 1995-06-07 JP JP7140791A patent/JP2551744B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1987003287A3 (fr) | 1987-08-13 |
JPS63501365A (ja) | 1988-05-26 |
WO1987003287A2 (en) | 1987-06-04 |
EP0245315A1 (de) | 1987-11-19 |
US4892966A (en) | 1990-01-09 |
JP2551744B2 (ja) | 1996-11-06 |
JPH0848648A (ja) | 1996-02-20 |
DE3670283D1 (de) | 1990-05-17 |
JP2558266B2 (ja) | 1996-11-27 |
EP0245315B1 (de) | 1990-04-11 |
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