DK128374B - Fremgangsmåde til fremstilling af 4-oxo-6-styryl-tetrahydro-α-pyron. - Google Patents
Fremgangsmåde til fremstilling af 4-oxo-6-styryl-tetrahydro-α-pyron.Info
- Publication number
- DK128374B DK128374B DK386567AA DK386567A DK128374B DK 128374 B DK128374 B DK 128374B DK 386567A A DK386567A A DK 386567AA DK 386567 A DK386567 A DK 386567A DK 128374 B DK128374 B DK 128374B
- Authority
- DK
- Denmark
- Prior art keywords
- pyrone
- styryl
- tetrahydro
- oxo
- preparation
- Prior art date
Links
Classifications
-
- 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
- C07D309/32—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Coating Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0105116 | 1966-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK128374B true DK128374B (da) | 1974-04-22 |
Family
ID=7526322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK386567AA DK128374B (da) | 1966-07-29 | 1967-07-27 | Fremgangsmåde til fremstilling af 4-oxo-6-styryl-tetrahydro-α-pyron. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3549659A (de) |
| AT (1) | AT273118B (de) |
| BE (1) | BE701137A (de) |
| CH (1) | CH487884A (de) |
| DK (1) | DK128374B (de) |
| GB (1) | GB1149439A (de) |
| LU (1) | LU54047A1 (de) |
| NL (1) | NL6710266A (de) |
| NO (1) | NO120794B (de) |
| SE (1) | SE335539B (de) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2768962A (en) * | 1953-08-24 | 1956-10-30 | Bayer Ag | Process for the manufacture of 2-cyanoethylated n-substituted imines |
-
1967
- 1967-07-05 CH CH951967A patent/CH487884A/de not_active IP Right Cessation
- 1967-07-06 LU LU54047D patent/LU54047A1/xx unknown
- 1967-07-10 BE BE701137D patent/BE701137A/xx unknown
- 1967-07-22 NO NO169147A patent/NO120794B/no unknown
- 1967-07-25 US US655922A patent/US3549659A/en not_active Expired - Lifetime
- 1967-07-25 NL NL6710266A patent/NL6710266A/xx unknown
- 1967-07-26 AT AT696367A patent/AT273118B/de active
- 1967-07-27 DK DK386567AA patent/DK128374B/da unknown
- 1967-07-28 SE SE10956/67*A patent/SE335539B/xx unknown
- 1967-07-28 GB GB34784/67A patent/GB1149439A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH487884A (de) | 1970-03-31 |
| NL6710266A (de) | 1968-01-30 |
| BE701137A (de) | 1968-01-10 |
| NO120794B (de) | 1970-12-07 |
| LU54047A1 (de) | 1968-08-06 |
| AT273118B (de) | 1969-08-11 |
| US3549659A (en) | 1970-12-22 |
| GB1149439A (en) | 1969-04-23 |
| SE335539B (de) | 1971-06-01 |
| DE1543870A1 (de) | 1970-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DK133618B (da) | Analogifremgangsmåde til fremstilling af 1-hydroxyaryl-2-aminoalkanoler. | |
| DK118769B (da) | Fremgangsmåde til fremstilling af O-methyl-S-methyl-phosphoroamidothioat. | |
| DK115474B (da) | Analogifremgangsmåde til fremstilling af N-p-chlorbenzoyl-5-fluorcytosin. | |
| DK118505B (da) | Fremgangsmåde til fremstilling af isoindolin-2-sulfonylurinstoffer. | |
| DK111568B (da) | Fremgangsmåde til fremstilling af N-alkyl-3,1-benzoxazin-2-oner. | |
| DK124886B (da) | Fremgangsnmåde til fremstilling af 1-hydroxy-benzimidazol-N-oxider. | |
| DK117954B (da) | Fremgangsmåde til fremstilling af 3-amino-2-cyanoacrylamid. | |
| DK123017B (da) | Fremgangsmåde til fremstilling af asymmetriske hydrindacener. | |
| DK115551B (da) | Fremgangsmåde til fremstilling af 6-aminouracil-5-carbonamid-N-sulfonamider. | |
| DK120344B (da) | Fremgangsmåde til fremstilling af 5-benzyl-pyrimidiner. | |
| DK114063B (da) | Fremgangsmåde til fremstilling af 1-methyl-2-isopropyl-5-nitro-imidazol. | |
| DK122761B (da) | Analogifremgangsmåde til fremstilling af arylsulfonylurinstofderivater. | |
| DK118458B (da) | Fremgangsmåde til fremstilling af 5-halogen-2-amino-benzophenoniminer. | |
| DK118670B (da) | Fremgangsmåde til fremstilling af cyanphenoler. | |
| DK114626B (da) | Fremgangsmåde til fremstilling af 2-substitueret-4-amino-5-acylamidometylpyrimidin. | |
| DK126378B (da) | Analogifremgangsmåde til fremstilling af 17α-acyloxy-9α-chlor-11β-hydroxy-progesteroner. | |
| DK119830B (da) | Analogifremgangsmåde til fremstilling af arylsulfonylsemicarbazider. | |
| DK120845B (da) | Fremgangsmåde til fremstilling af 3β-formoxy-15α-halogen-14β-hydroxy-5β-card-20(22)-enolider. | |
| DK121706B (da) | Fremgangsmåde til fremstilling af monothioetherglycol. | |
| DK124405B (da) | Fremgangsmåde til fremstilling af 2-trifluormethyl- eller 2-pentafluorethyl-benzimidazoler. | |
| DK114133B (da) | Fremgangsmåde til fremstilling af 6-ketosteroider. | |
| DK116733B (da) | Fremgangsmåde til fremstilling af steroid-17-butenolider. | |
| DK119210C (da) | Analogifremgangsmåde til fremstilling af ketoximethere. | |
| DK121166B (da) | Analogifremgangsmåde til fremstilling af 16-methyl-4-pregnen-3β-ol-20-oner. | |
| DK120239B (da) | Fremgangsmåde til fremstilling af piperazin-fenylætanolderivater. |