DK114338B - Process for the preparation of γ-lactones. - Google Patents

Process for the preparation of γ-lactones.

Info

Publication number
DK114338B
DK114338B DK534264A DK534264A DK114338B DK 114338 B DK114338 B DK 114338B DK 534264 A DK534264 A DK 534264A DK 534264 A DK534264 A DK 534264A DK 114338 B DK114338 B DK 114338B
Authority
DK
Denmark
Prior art keywords
lactones
preparation
Prior art date
Application number
DK534264A
Other languages
Danish (da)
Inventor
Ag Schering
Original Assignee
Ag Schering
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 Ag Schering filed Critical Ag Schering
Publication of DK114338B publication Critical patent/DK114338B/en

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
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/94—Heterocyclic 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
    • 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)
  • Steroid Compounds (AREA)
DK534264A 1963-11-30 1964-10-29 Process for the preparation of γ-lactones. DK114338B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DESCH34240A DE1218440B (en) 1963-11-30 1963-11-30 Process for the production of alpha, beta-unsaturated gamma-lactones
DESCH35633A DE1229524B (en) 1963-11-30 1964-08-15 Process for the production of gamma-lactones

Publications (1)

Publication Number Publication Date
DK114338B true DK114338B (en) 1969-06-23

Family

ID=25993143

Family Applications (1)

Application Number Title Priority Date Filing Date
DK534264A DK114338B (en) 1963-11-30 1964-10-29 Process for the preparation of γ-lactones.

Country Status (7)

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

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 (en) * 1983-09-13 1985-04-05 Mitsubishi Yuka Yakuhin Kk Gamma-butyrolactone derivative and immunological regulating agent containing the same as active constituent
US5179077A (en) * 1990-10-04 1993-01-12 Givaudan Corporation 4-methyl-3-pentyl-2(5h)-furanone

Also Published As

Publication number Publication date
NL6412872A (en) 1965-05-31
GB1075456A (en) 1967-07-12
SE331093B (en) 1970-12-14
BE656453A (en) 1965-05-31
DE1218440B (en) 1966-06-08
CH439252A (en) 1967-07-15
DE1229524B (en) 1966-12-01

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