JPS4982656A - - Google Patents
Info
- Publication number
- JPS4982656A JPS4982656A JP48133658A JP13365873A JPS4982656A JP S4982656 A JPS4982656 A JP S4982656A JP 48133658 A JP48133658 A JP 48133658A JP 13365873 A JP13365873 A JP 13365873A JP S4982656 A JPS4982656 A JP S4982656A
- Authority
- JP
- Japan
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/58—One oxygen atom, e.g. butenolide
-
- 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
- A23L27/205—Heterocyclic compounds
- A23L27/2052—Heterocyclic compounds having oxygen or sulfur as the only hetero atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/60—Two oxygen atoms, e.g. succinic anhydride
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/68—Carbon atoms having three bonds to hetero atoms with at the most one bond to 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
- C11B9/0069—Heterocyclic compounds
- C11B9/0073—Heterocyclic compounds containing only O or S as heteroatoms
- C11B9/0076—Heterocyclic compounds containing only O or S as heteroatoms the hetero rings containing less than six 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)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Fats And Perfumes (AREA)
- Seasonings (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7216271A NL7216271A (it) | 1972-11-30 | 1972-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4982656A true JPS4982656A (it) | 1974-08-08 |
Family
ID=19817453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48133658A Pending JPS4982656A (it) | 1972-11-30 | 1973-11-30 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4982656A (it) |
| CH (1) | CH592647A5 (it) |
| DE (1) | DE2359891A1 (it) |
| FR (1) | FR2211457B1 (it) |
| GB (1) | GB1440270A (it) |
| NL (1) | NL7216271A (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4127592A (en) * | 1977-03-31 | 1978-11-28 | Polak's Frutal Works, B.V. | Process of the preparation of hydroxyfurenones |
| US4181666A (en) * | 1977-08-11 | 1980-01-01 | Givaudan Corporation | Process for making furanones |
| US4169202A (en) * | 1978-06-05 | 1979-09-25 | American Home Products Corporation | Process for preparing 4,5-dihydro-4-oxofuran-2-carboxylic acid derivatives |
| DE2831676A1 (de) * | 1978-07-19 | 1980-02-07 | Basf Ag | Neue bis-epoxy-dialkoxy-alkane, deren herstellung und verwendung |
| US4234616A (en) * | 1979-08-03 | 1980-11-18 | International Flavors & Fragrances Inc. | Flavoring with mixtures of 2,5-dialkyl dihydrofuranones and 2,4,5-trialkyl dihydrofuranones |
| EP0036433B1 (de) * | 1980-03-20 | 1985-02-20 | BASF Aktiengesellschaft | Verfahren zur Herstellung von 2,5-Dimethyl-4-hydroxy-2,3-dihydrofuran-3-on und Zwischenprodukte |
| EP0055976B1 (en) * | 1981-01-05 | 1984-08-08 | ISTITUTO PER LA RICERCA SCIENTIFICA E APPLICATA DI TECNOLOGIE ALIMENTARI S.p.A. | Process for preparing 2,5-dialkyl-4-hydroxy-3(2h)-furanones and 4-alkenyl-dihydro-3(2h) furanones obtained as intermediate products |
| DE3663663D1 (en) * | 1985-11-05 | 1989-07-06 | Firmenich & Cie | Furanyl esters and their use as flavouring agents |
| FR2664593B1 (fr) * | 1990-07-10 | 1992-11-06 | Sanofi Sa | Procede de preparation de la dimethyl-2,5 hydroxy-4 (2h) furanone-3. |
| US5698585A (en) * | 1995-04-13 | 1997-12-16 | Kikkoman Corporation | Pharmaceutical preparation for prevention and/or treatment for cataract |
| DE19532314A1 (de) * | 1995-09-01 | 1997-03-06 | Haarmann & Reimer Gmbh | Verwendung substituierter Lactone als Riechstoffe |
-
1972
- 1972-11-30 NL NL7216271A patent/NL7216271A/xx not_active Application Discontinuation
-
1973
- 1973-11-27 DE DE2359891A patent/DE2359891A1/de active Pending
- 1973-11-29 FR FR7342626A patent/FR2211457B1/fr not_active Expired
- 1973-11-29 CH CH1677573A patent/CH592647A5/xx unknown
- 1973-11-30 GB GB5559973A patent/GB1440270A/en not_active Expired
- 1973-11-30 JP JP48133658A patent/JPS4982656A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH592647A5 (it) | 1977-10-31 |
| FR2211457B1 (it) | 1978-02-24 |
| DE2359891A1 (de) | 1974-06-06 |
| NL7216271A (it) | 1974-06-04 |
| FR2211457A1 (it) | 1974-07-19 |
| GB1440270A (en) | 1976-06-23 |