GB1086006A - Preparing ª‰-lactones - Google Patents

Preparing ª‰-lactones

Info

Publication number
GB1086006A
GB1086006A GB44903/64A GB4490364A GB1086006A GB 1086006 A GB1086006 A GB 1086006A GB 44903/64 A GB44903/64 A GB 44903/64A GB 4490364 A GB4490364 A GB 4490364A GB 1086006 A GB1086006 A GB 1086006A
Authority
GB
United Kingdom
Prior art keywords
catalyst
hydroxy
ketene
lactone
lactones
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
GB44903/64A
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1086006A publication Critical patent/GB1086006A/en
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
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D305/00—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms
    • C07D305/02—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D305/10—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings having one or more double bonds between ring members or between ring members and non-ring members
    • C07D305/12—Beta-lactones
    • 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
    • C07D309/16—Heterocyclic compounds containing six-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
    • C07D309/28—Heterocyclic compounds containing six-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
    • C07D309/30—Oxygen atoms, e.g. delta-lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D315/00—Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups C07D303/00 - C07D313/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
GB44903/64A 1963-11-04 1964-11-04 Preparing ª‰-lactones Expired GB1086006A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US321280A US3234241A (en) 1963-11-04 1963-11-04 Process for preparing 2, 2, 4, 4-tetraalkyl-3-hydroxy-3-butenoic acid beta-lactones

Publications (1)

Publication Number Publication Date
GB1086006A true GB1086006A (en) 1967-10-04

Family

ID=23249947

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44903/64A Expired GB1086006A (en) 1963-11-04 1964-11-04 Preparing ª‰-lactones

Country Status (4)

Country Link
US (1) US3234241A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE655214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1284420B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1086006A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114853606B (zh) * 2022-06-18 2023-09-29 衢州伟荣药化股份有限公司 一种乙酸异丙烯酯的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3089896A (en) * 1963-05-14 Preparation of enolates of
US3062837A (en) * 1962-11-06 Method of preparing
US2450133A (en) * 1947-07-12 1948-09-28 Eastman Kodak Co Process for preparing lactones
US2675372A (en) * 1952-07-09 1954-04-13 Eastman Kodak Co Polymerization of monomeric vinyl compounds
US3074999A (en) * 1958-12-31 1963-01-22 American Cyanamid Co Preparation of dialkyl 2-methyleneglutarates
US3027359A (en) * 1959-06-19 1962-03-27 Jurgeleit Hans Wolfgang Tertiary phosphine polymerization catalysts system
US3062836A (en) * 1961-05-09 1962-11-06 Eastman Kodak Co Method of preparing beta-lactones of 2, 2, 4, 4-tetraalkyl-3-hydroxy-3-butenoic acids by catalyzed reaction of dialkylketenes
US3161656A (en) * 1961-05-09 1964-12-15 Eastman Kodak Co Unsaturated beta-lactones and method of preparing them
FR1321323A (fr) * 1962-05-07 1963-03-15 Eastman Kodak Co Nouvelles bêta-lactones et procédé pour leur préparation
FR1366081A (fr) * 1963-05-24 1964-07-10 Rhone Poulenc Sa Dicyano-2, 4 butène-1

Also Published As

Publication number Publication date
DE1284420B (de) 1968-12-05
BE655214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US3234241A (en) 1966-02-08

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