GB1383492A - Dicarbonyl compounds and preparation of dihydrofuranones therefrom - Google Patents

Dicarbonyl compounds and preparation of dihydrofuranones therefrom

Info

Publication number
GB1383492A
GB1383492A GB6056270A GB6056270A GB1383492A GB 1383492 A GB1383492 A GB 1383492A GB 6056270 A GB6056270 A GB 6056270A GB 6056270 A GB6056270 A GB 6056270A GB 1383492 A GB1383492 A GB 1383492A
Authority
GB
United Kingdom
Prior art keywords
dihydrofuranones
therefrom
preparation
dec
dicarbonyl compounds
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
GB6056270A
Other languages
English (en)
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.)
Unilever PLC
Original Assignee
Unilever PLC
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 Unilever PLC filed Critical Unilever PLC
Priority to GB6056270A priority Critical patent/GB1383492A/en
Priority to US00207631A priority patent/US3853918A/en
Priority to AU37048/71A priority patent/AU3704871A/en
Priority to FR7145784A priority patent/FR2118954B1/fr
Priority to DE19712163223 priority patent/DE2163223A1/de
Priority to IT71160/71A priority patent/IT1055520B/it
Priority to NL7117618A priority patent/NL7117618A/xx
Priority to BE777072A priority patent/BE777072A/xx
Publication of GB1383492A publication Critical patent/GB1383492A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no 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
    • C07D309/10—Oxygen atoms
    • C07D309/12—Oxygen atoms only hydrogen atoms and one oxygen atom directly attached to ring carbon atoms, e.g. tetrahydropyranyl ethers
    • 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
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/455—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation with carboxylic acids or their derivatives
    • 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
    • C07D307/64—Sulfur atoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Seasonings (AREA)
GB6056270A 1970-12-21 1970-12-21 Dicarbonyl compounds and preparation of dihydrofuranones therefrom Expired GB1383492A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB6056270A GB1383492A (en) 1970-12-21 1970-12-21 Dicarbonyl compounds and preparation of dihydrofuranones therefrom
US00207631A US3853918A (en) 1970-12-21 1971-12-13 Diketones and their use
AU37048/71A AU3704871A (en) 1970-12-21 1971-12-17 Chemical process (diketones and their use
FR7145784A FR2118954B1 (enExample) 1970-12-21 1971-12-20
DE19712163223 DE2163223A1 (de) 1970-12-21 1971-12-20 Diketone
IT71160/71A IT1055520B (it) 1970-12-21 1971-12-20 Procedimento e compositi dichetonici per la preparazione di dervivati furanici
NL7117618A NL7117618A (enExample) 1970-12-21 1971-12-21
BE777072A BE777072A (fr) 1970-12-21 1971-12-21 Dicetones et leur applications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6056270A GB1383492A (en) 1970-12-21 1970-12-21 Dicarbonyl compounds and preparation of dihydrofuranones therefrom

Publications (1)

Publication Number Publication Date
GB1383492A true GB1383492A (en) 1974-02-12

Family

ID=10485747

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6056270A Expired GB1383492A (en) 1970-12-21 1970-12-21 Dicarbonyl compounds and preparation of dihydrofuranones therefrom

Country Status (8)

Country Link
US (1) US3853918A (enExample)
AU (1) AU3704871A (enExample)
BE (1) BE777072A (enExample)
DE (1) DE2163223A1 (enExample)
FR (1) FR2118954B1 (enExample)
GB (1) GB1383492A (enExample)
IT (1) IT1055520B (enExample)
NL (1) NL7117618A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189439A (en) * 1977-03-31 1980-02-19 Polak's Frutal Works, B.V. Process of the preparation of hydroxyfurenones
US4127592A (en) * 1977-03-31 1978-11-28 Polak's Frutal Works, B.V. Process of the preparation of hydroxyfurenones
US4171371A (en) * 1977-09-06 1979-10-16 Sterling Drug Inc. Diketones
IT1087026B (it) * 1977-10-20 1985-05-31 Snam Progetti Procedimento per la preparazione di 2,5-dialchil-4-idrossi-2,3-diidrofuran-3-oni
US4169202A (en) * 1978-06-05 1979-09-25 American Home Products Corporation Process for preparing 4,5-dihydro-4-oxofuran-2-carboxylic acid derivatives
US4758680A (en) * 1984-07-02 1988-07-19 Hercules Incorporated Pineapple ketone carbonate derivatives
MX7654E (es) * 1984-07-02 1990-06-07 Hercules Inc Procedimiento para preparar derivados de carbonato de 2,5-dimetil-4-hidroxi-3(2h)-furanona
DE3663663D1 (en) * 1985-11-05 1989-07-06 Firmenich & Cie Furanyl esters and their use as flavouring agents
US5698585A (en) * 1995-04-13 1997-12-16 Kikkoman Corporation Pharmaceutical preparation for prevention and/or treatment for cataract
JP4716193B2 (ja) * 2004-03-15 2011-07-06 宇部興産株式会社 β−ジケトナトを配位子とする金属錯体
JP4797474B2 (ja) * 2004-07-16 2011-10-19 宇部興産株式会社 アルコキシアルキルメチル基を有するβ−ジケトナト及びアルコキシを配位子とする金属錯体及び当該金属錯体を用いた金属含有薄膜の製法

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
NL7117618A (enExample) 1972-06-23
DE2163223A1 (de) 1972-06-29
IT1055520B (it) 1982-01-11
FR2118954A1 (enExample) 1972-08-04
BE777072A (fr) 1972-06-21
AU3704871A (en) 1973-06-21
FR2118954B1 (enExample) 1975-08-29
US3853918A (en) 1974-12-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees