CH546754A - Procede pour la preparation des furanones. - Google Patents

Procede pour la preparation des furanones.

Info

Publication number
CH546754A
CH546754A CH182971A CH546754DA CH546754A CH 546754 A CH546754 A CH 546754A CH 182971 A CH182971 A CH 182971A CH 546754D A CH546754D A CH 546754DA CH 546754 A CH546754 A CH 546754A
Authority
CH
Switzerland
Prior art keywords
furanones
preparation
Prior art date
Application number
CH182971A
Other languages
English (en)
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 CH546754A publication Critical patent/CH546754A/fr

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 OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • 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

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)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
  • Furan Compounds (AREA)
CH182971A 1970-02-10 1971-02-08 Procede pour la preparation des furanones. CH546754A (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
CH546754A true CH546754A (fr) 1974-03-15

Family

ID=21744987

Family Applications (1)

Application Number Title Priority Date Filing Date
CH182971A CH546754A (fr) 1970-02-10 1971-02-08 Procede pour la preparation des furanones.

Country Status (8)

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

Families Citing this family (7)

* 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
EP0055976B1 (fr) * 1981-01-05 1984-08-08 ISTITUTO PER LA RICERCA SCIENTIFICA E APPLICATA DI TECNOLOGIE ALIMENTARI S.p.A. Procédé pour la préparation de 2,5-dialkyl-4-hydroxy-3(2H)-furannones et 4-alcényl-dihydro-3(2H)-furannones obtenues comme produits intermédiaires
FR2664593B1 (fr) * 1990-07-10 1992-11-06 Sanofi Sa Procede de preparation de la dimethyl-2,5 hydroxy-4 (2h) furanone-3.
CN117105758A (zh) * 2023-08-24 2023-11-24 爱普香料集团股份有限公司 合成2，5-二氯-3，4-己二酮的方法

Also Published As

Publication number Publication date
FR2078448A5 (fr) 1971-11-05
DE2105014B2 (de) 1973-03-08
SU366608A3 (fr) 1973-01-16
BE762686A (fr) 1971-08-09
US3629292A (en) 1971-12-21
DE2105014C3 (fr) 1973-10-11
NL7100914A (fr) 1971-08-12
GB1300360A (en) 1972-12-20
DE2105014A1 (de) 1971-08-19

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Legal Events

Date Code Title Description
PL Patent ceased