DE2860774D1 - Process for the preparation of furanones and intermediate products in this process - Google Patents

Process for the preparation of furanones and intermediate products in this process

Info

Publication number
DE2860774D1
DE2860774D1 DE7878100650T DE2860774T DE2860774D1 DE 2860774 D1 DE2860774 D1 DE 2860774D1 DE 7878100650 T DE7878100650 T DE 7878100650T DE 2860774 T DE2860774 T DE 2860774T DE 2860774 D1 DE2860774 D1 DE 2860774D1
Authority
DE
Germany
Prior art keywords
furanones
preparation
intermediate products
products
Prior art date
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.)
Expired
Application number
DE7878100650T
Other languages
English (en)
Inventor
Ulrich Dr Huber
Hans Jakob Dr Wild
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Givaudan SA
Original Assignee
L Givaudan and Co 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
Priority claimed from LU77955A external-priority patent/LU77955A1/de
Priority claimed from LU78691A external-priority patent/LU78691A1/de
Application filed by L Givaudan and Co SA filed Critical L Givaudan and Co SA
Application granted granted Critical
Publication of DE2860774D1 publication Critical patent/DE2860774D1/de
Expired legal-status Critical Current

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
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D307/32—Oxygen atoms
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Nutrition Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Furan Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Seasonings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE7878100650T 1977-08-11 1978-08-11 Process for the preparation of furanones and intermediate products in this process Expired DE2860774D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU77955A LU77955A1 (de) 1977-08-11 1977-08-11 Verfahren zur herstellung von furanonen
LU78691A LU78691A1 (de) 1977-12-14 1977-12-14 Verfahren zur herstellung von furanonen

Publications (1)

Publication Number Publication Date
DE2860774D1 true DE2860774D1 (en) 1981-09-24

Family

ID=26640241

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19782835368 Withdrawn DE2835368A1 (de) 1977-08-11 1978-08-11 Verfahren zur herstellung von furanonen
DE7878100650T Expired DE2860774D1 (en) 1977-08-11 1978-08-11 Process for the preparation of furanones and intermediate products in this process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19782835368 Withdrawn DE2835368A1 (de) 1977-08-11 1978-08-11 Verfahren zur herstellung von furanonen

Country Status (10)

Country Link
US (1) US4181666A (de)
EP (1) EP0000907B1 (de)
JP (1) JPS5430152A (de)
CA (1) CA1132994A (de)
DE (2) DE2835368A1 (de)
ES (1) ES472467A1 (de)
FR (1) FR2400020A1 (de)
GB (1) GB2002380B (de)
IT (1) IT1098013B (de)
NL (1) NL7808366A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318855A (en) * 1979-02-02 1982-03-09 Givaudan Corporation Process for the preparation of alpha-hydroxycarbonyl compounds
DE2910131A1 (de) * 1979-03-15 1980-09-25 Basf Ag Verfahren zur herstellung von 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran- 3-on
DE3070191D1 (en) * 1980-03-20 1985-03-28 Basf Ag Process for the preparation of 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran-3-one and intermediates
US4294767A (en) * 1980-08-21 1981-10-13 Instituto Per La Ricerca Scientifica E Applicata Di Technologie Alimentari S.P.A Process for the preparation of 2,5-dimethyl-4-hydroxy-3(2H)-furanone and its 2,5-dialkyl homologues
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
EP0090150B1 (de) * 1982-03-26 1986-11-20 Firmenich Sa Verfahren zur Herstellung von 4-hydroxy-2,5-dimethyl-2,3-dihydrofuran-3-on
EP0398417B1 (de) * 1989-05-18 1992-09-23 Quest International B.V. Hydroxyfuranon-Herstellung
FR2664593B1 (fr) * 1990-07-10 1992-11-06 Sanofi Sa Procede de preparation de la dimethyl-2,5 hydroxy-4 (2h) furanone-3.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694466A (en) * 1967-06-16 1972-09-26 George H Buchi Process for the preparation of 2,5-dimethyl-4,5-dihydrofuran-3-ol-4-one
CH474500A (fr) * 1967-06-16 1969-06-30 Firmenich & Cie Procédé pour la préparation d'un dérivé furannique
NL6712748A (de) * 1967-09-18 1969-03-20
LU55706A1 (de) * 1968-03-18 1969-10-02
US3887589A (en) * 1968-03-28 1975-06-03 Lever Brothers Ltd 2,5-Diethyl-4-hydroxy-2,3,-dihydrofuran-3-one
US3629393A (en) * 1969-09-11 1971-12-21 Nikken Chemicals Co Ltd Release-sustaining-tablet
US3629292A (en) * 1970-02-10 1971-12-21 Int Flavors & Fragrances Inc Process for the preparation of 2 5-dialkyl-4-hydroxy-(2h)-furan-3-ones
NL7216271A (de) * 1972-11-30 1974-06-04
US4045487A (en) * 1975-06-26 1977-08-30 Hoffmann-La Roche Inc. 1-Dimethylamino-2,4-diphenyl-1-butene-3,4-dione
DE2600864A1 (de) * 1976-01-12 1977-07-21 Basf Ag 2,5-dimethyl-3-carbalkoxy-tetrahydrofuran-4-one und ein verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
IT7826596A0 (it) 1978-08-08
JPS5430152A (en) 1979-03-06
CA1132994A (en) 1982-10-05
US4181666A (en) 1980-01-01
IT1098013B (it) 1985-08-31
ES472467A1 (es) 1979-02-16
FR2400020A1 (fr) 1979-03-09
EP0000907B1 (de) 1981-06-17
NL7808366A (nl) 1979-02-13
GB2002380B (en) 1982-02-24
JPS5757035B2 (de) 1982-12-02
DE2835368A1 (de) 1979-02-22
EP0000907A1 (de) 1979-03-07
GB2002380A (en) 1979-02-21

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: GIVAUDAN-ROURE (INTERNATIONAL) S.A., VERNIER, CH

8328 Change in the person/name/address of the agent

Free format text: LEDERER, F., DIPL.-CHEM. DR. KELLER, G., DIPL.-BIOL.UNIV. DR.RER.NAT., 80538 MUENCHEN RIEDERER FRHR. VON PAAR ZU SCHOENAU, A., DIPL.-ING., PAT.-ANWAELTE, 84028 LANDSHUT

8339 Ceased/non-payment of the annual fee