JPS58148872A - ケトパントラクトンの製造方法 - Google Patents

ケトパントラクトンの製造方法

Info

Publication number
JPS58148872A
JPS58148872A JP58019898A JP1989883A JPS58148872A JP S58148872 A JPS58148872 A JP S58148872A JP 58019898 A JP58019898 A JP 58019898A JP 1989883 A JP1989883 A JP 1989883A JP S58148872 A JPS58148872 A JP S58148872A
Authority
JP
Japan
Prior art keywords
catalyst
carried out
lactone
formula
reaction
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.)
Granted
Application number
JP58019898A
Other languages
English (en)
Japanese (ja)
Other versions
JPH057387B2 (https=
Inventor
パウル・ネスベルガ−
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of JPS58148872A publication Critical patent/JPS58148872A/ja
Publication of JPH057387B2 publication Critical patent/JPH057387B2/ja
Granted 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
    • C07D307/34—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)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Furan Compounds (AREA)
JP58019898A 1982-02-12 1983-02-10 ケトパントラクトンの製造方法 Granted JPS58148872A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH88982 1982-02-12
CH889/82-5 1982-02-12

Publications (2)

Publication Number Publication Date
JPS58148872A true JPS58148872A (ja) 1983-09-05
JPH057387B2 JPH057387B2 (https=) 1993-01-28

Family

ID=4197541

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58019898A Granted JPS58148872A (ja) 1982-02-12 1983-02-10 ケトパントラクトンの製造方法

Country Status (5)

Country Link
US (1) US4904805A (https=)
EP (1) EP0086322B1 (https=)
JP (1) JPS58148872A (https=)
AT (1) ATE34744T1 (https=)
DE (1) DE3376830D1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935353A (https=) * 1972-08-08 1974-04-01
JPS5488257A (en) * 1977-12-22 1979-07-13 Sagami Chem Res Center Production of ketopantolactone
JPS54160363A (en) * 1978-05-30 1979-12-19 Hoffmann La Roche Manufacture of dihydroo4*44dimethyll2*33 furandione

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1614195A (en) * 1923-03-05 1927-01-11 Firm Of C H Boehringer & Sohn Process for the manufacture of esters of oxy-acids
US1627091A (en) * 1923-03-05 1927-05-03 Boehringer Sohn Ingelheim Making keto and aldo aliphatic carboxylic acids
DE2243583C3 (de) * 1972-09-05 1979-12-20 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung eines Kobaltmolybdat-Katalysators
DE2403042A1 (de) * 1973-02-05 1974-08-08 Allied Chem Verfahren zur herstellung von maleinsaeureanhydrid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935353A (https=) * 1972-08-08 1974-04-01
JPS5488257A (en) * 1977-12-22 1979-07-13 Sagami Chem Res Center Production of ketopantolactone
JPS54160363A (en) * 1978-05-30 1979-12-19 Hoffmann La Roche Manufacture of dihydroo4*44dimethyll2*33 furandione

Also Published As

Publication number Publication date
JPH057387B2 (https=) 1993-01-28
EP0086322B1 (de) 1988-06-01
DE3376830D1 (en) 1988-07-07
US4904805A (en) 1990-02-27
EP0086322A3 (en) 1984-08-15
EP0086322A2 (de) 1983-08-24
ATE34744T1 (de) 1988-06-15

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