BE762686A - Nouveau procede pour la preparation de 2,5-dialkyl-4-hydroxy-3h-furane-3-ones - Google Patents

Nouveau procede pour la preparation de 2,5-dialkyl-4-hydroxy-3h-furane-3-ones

Info

Publication number
BE762686A
BE762686A BE762686A BE762686A BE762686A BE 762686 A BE762686 A BE 762686A BE 762686 A BE762686 A BE 762686A BE 762686 A BE762686 A BE 762686A BE 762686 A BE762686 A BE 762686A
Authority
BE
Belgium
Prior art keywords
furane
dialkyl
hydroxy
ones
preparation
Prior art date
Application number
BE762686A
Other languages
English (en)
French (fr)
Inventor
W J Evers
Original Assignee
Int Flavors & Fragrances Inc
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 Int Flavors & Fragrances Inc filed Critical Int Flavors & Fragrances Inc
Publication of BE762686A publication Critical patent/BE762686A/xx

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
    • C11B9/0069—Heterocyclic compounds
    • C11B9/0073—Heterocyclic compounds containing only O or S as heteroatoms
    • 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
    • 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
    • C07C45/63—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 halogen; by substitution of halogen atoms by other halogen 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
BE762686A 1970-02-10 1971-02-09 Nouveau procede pour la preparation de 2,5-dialkyl-4-hydroxy-3h-furane-3-ones BE762686A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1027570A 1970-02-10 1970-02-10

Publications (1)

Publication Number Publication Date
BE762686A true BE762686A (fr) 1971-08-09

Family

ID=21744987

Family Applications (1)

Application Number Title Priority Date Filing Date
BE762686A BE762686A (fr) 1970-02-10 1971-02-09 Nouveau procede pour la preparation de 2,5-dialkyl-4-hydroxy-3h-furane-3-ones

Country Status (8)

Country Link
US (1) US3629292A (de)
BE (1) BE762686A (de)
CH (1) CH546754A (de)
DE (1) DE2105014B2 (de)
FR (1) FR2078448A5 (de)
GB (1) GB1300360A (de)
NL (1) NL7100914A (de)
SU (1) SU366608A3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
DE2831676A1 (de) * 1978-07-19 1980-02-07 Basf Ag Neue bis-epoxy-dialkoxy-alkane, deren herstellung und verwendung
DE2910131A1 (de) * 1979-03-15 1980-09-25 Basf Ag Verfahren zur herstellung von 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran- 3-on
DE3165294D1 (en) * 1981-01-05 1984-09-13 Istituto Per La Ricerca Scient Process for preparing 2,5-dialkyl-4-hydroxy-3(2h)-furanones and 4-alkenyl-dihydro-3(2h) furanones obtained as intermediate products
FR2664593B1 (fr) * 1990-07-10 1992-11-06 Sanofi Sa Procede de preparation de la dimethyl-2,5 hydroxy-4 (2h) furanone-3.

Also Published As

Publication number Publication date
US3629292A (en) 1971-12-21
DE2105014B2 (de) 1973-03-08
GB1300360A (en) 1972-12-20
DE2105014C3 (de) 1973-10-11
DE2105014A1 (de) 1971-08-19
CH546754A (fr) 1974-03-15
FR2078448A5 (de) 1971-11-05
NL7100914A (de) 1971-08-12
SU366608A3 (de) 1973-01-16

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