CH439252A - Verfahren zur Herstellung von y-Lactonen - Google Patents

Verfahren zur Herstellung von y-Lactonen

Info

Publication number
CH439252A
CH439252A CH1381064A CH1381064A CH439252A CH 439252 A CH439252 A CH 439252A CH 1381064 A CH1381064 A CH 1381064A CH 1381064 A CH1381064 A CH 1381064A CH 439252 A CH439252 A CH 439252A
Authority
CH
Switzerland
Prior art keywords
lactones
production
Prior art date
Application number
CH1381064A
Other languages
English (en)
Inventor
Hans-Guenter Dr Lehmann
Original Assignee
Schering 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 Schering Ag filed Critical Schering Ag
Publication of CH439252A publication Critical patent/CH439252A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26Heterocyclic 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
    • C07D307/30Heterocyclic 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
    • C07D307/32Oxygen atoms
    • C07D307/33Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/94Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom spiro-condensed with carbocyclic rings or ring systems, e.g. griseofulvins
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D315/00Heterocyclic 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)
  • Steroid Compounds (AREA)
CH1381064A 1963-11-30 1964-10-26 Verfahren zur Herstellung von y-Lactonen CH439252A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DESCH34240A DE1218440B (de) 1963-11-30 1963-11-30 Verfahren zur Herstellung alpha, beta-ungesaettigter gamma-Laktone
DESCH35633A DE1229524B (de) 1963-11-30 1964-08-15 Verfahren zur Herstellung von gamma-Lactonen

Publications (1)

Publication Number Publication Date
CH439252A true CH439252A (de) 1967-07-15

Family

ID=25993143

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1381064A CH439252A (de) 1963-11-30 1964-10-26 Verfahren zur Herstellung von y-Lactonen

Country Status (7)

Country Link
BE (1) BE656453A (de)
CH (1) CH439252A (de)
DE (2) DE1218440B (de)
DK (1) DK114338B (de)
GB (1) GB1075456A (de)
NL (1) NL6412872A (de)
SE (1) SE331093B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3530149A (en) * 1966-12-23 1970-09-22 Collins Chem Co Inc Method of preparing alpha-methyl-gamma-isobutyl-butyrolactone
JPS6058973A (ja) * 1983-09-13 1985-04-05 Mitsubishi Yuka Yakuhin Kk γ−プチロラクトン誘導体及びそれを有効成分とする免疫調節剤
US5179077A (en) * 1990-10-04 1993-01-12 Givaudan Corporation 4-methyl-3-pentyl-2(5h)-furanone

Also Published As

Publication number Publication date
DE1229524B (de) 1966-12-01
SE331093B (de) 1970-12-14
GB1075456A (en) 1967-07-12
DK114338B (da) 1969-06-23
BE656453A (de) 1965-05-31
NL6412872A (de) 1965-05-31
DE1218440B (de) 1966-06-08

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