DK114338B - Fremgangsmåde til fremstilling af γ-laktoner. - Google Patents
Fremgangsmåde til fremstilling af γ-laktoner.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
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)
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 |
|---|---|
| DK114338B true DK114338B (da) | 1969-06-23 |
Family
ID=25993143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK534264A DK114338B (da) | 1963-11-30 | 1964-10-29 | Fremgangsmåde til fremstilling af γ-laktoner. |
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)
| 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 |
-
1963
- 1963-11-30 DE DESCH34240A patent/DE1218440B/de active Pending
-
1964
- 1964-08-15 DE DESCH35633A patent/DE1229524B/de active Pending
- 1964-10-26 CH CH1381064A patent/CH439252A/de unknown
- 1964-10-29 DK DK534264A patent/DK114338B/da unknown
- 1964-11-05 NL NL6412872A patent/NL6412872A/xx unknown
- 1964-11-20 GB GB4740764A patent/GB1075456A/en not_active Expired
- 1964-11-24 SE SE1418964A patent/SE331093B/xx unknown
- 1964-11-30 BE BE656453A patent/BE656453A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1229524B (de) | 1966-12-01 |
| SE331093B (de) | 1970-12-14 |
| GB1075456A (en) | 1967-07-12 |
| BE656453A (de) | 1965-05-31 |
| NL6412872A (de) | 1965-05-31 |
| CH439252A (de) | 1967-07-15 |
| DE1218440B (de) | 1966-06-08 |
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