DK276177A - PROCEDURE FOR THE PREPARATION OF GAMMAPYRON COMPOUNDS - Google Patents
PROCEDURE FOR THE PREPARATION OF GAMMAPYRON COMPOUNDSInfo
- Publication number
- DK276177A DK276177A DK276177A DK276177A DK276177A DK 276177 A DK276177 A DK 276177A DK 276177 A DK276177 A DK 276177A DK 276177 A DK276177 A DK 276177A DK 276177 A DK276177 A DK 276177A
- Authority
- DK
- Denmark
- Prior art keywords
- gammapyron
- compounds
- procedure
- preparation
- gammapyron compounds
- 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
-
- 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
- C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
- C07D309/40—Oxygen atoms attached in positions 3 and 4, e.g. maltol
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
- Cosmetics (AREA)
- Plural Heterocyclic Compounds (AREA)
- Saccharide Compounds (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Picture Signal Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Processing Of Color Television Signals (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Seasonings (AREA)
- Control Of El Displays (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK326086A DK153401C (en) | 1976-08-02 | 1986-07-09 | 4-HALOGEN-6-HYDROXY-2H-PYRANE-3 (6H) -ON COMPOUNDS FOR USE AS INTERMEDIATES IN THE PRODUCTION OF GAMMA PYRONS AND PROCEDURES FOR THE PRODUCTION OF INTERMEDIATE PRODUCTS |
| DK325986A DK153484C (en) | 1976-08-02 | 1986-07-09 | PROCEDURE FOR MANUFACTURING GAMMA PYRONS |
| DK326186A DK154079C (en) | 1976-08-02 | 1986-07-09 | METHOD OF PREPARING 4-HALOGEN-2H-PYRANE-3 (6H) -ON COMPOUNDS |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71090176A | 1976-08-02 | 1976-08-02 | |
| US71090176 | 1976-08-02 | ||
| US05/721,885 US4082717A (en) | 1976-08-02 | 1976-09-09 | Preparation of gamma-pyrones |
| US72188576 | 1976-09-09 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK276177A true DK276177A (en) | 1978-02-03 |
| DK153483B DK153483B (en) | 1988-07-18 |
| DK153483C DK153483C (en) | 1988-11-28 |
Family
ID=27108548
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK276177A DK153483C (en) | 1976-08-02 | 1977-06-22 | PROCEDURE FOR MANUFACTURING GAMMA PYRONS |
| DK325986A DK153484C (en) | 1976-08-02 | 1986-07-09 | PROCEDURE FOR MANUFACTURING GAMMA PYRONS |
| DK326186A DK154079C (en) | 1976-08-02 | 1986-07-09 | METHOD OF PREPARING 4-HALOGEN-2H-PYRANE-3 (6H) -ON COMPOUNDS |
| DK326086A DK153401C (en) | 1976-08-02 | 1986-07-09 | 4-HALOGEN-6-HYDROXY-2H-PYRANE-3 (6H) -ON COMPOUNDS FOR USE AS INTERMEDIATES IN THE PRODUCTION OF GAMMA PYRONS AND PROCEDURES FOR THE PRODUCTION OF INTERMEDIATE PRODUCTS |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK325986A DK153484C (en) | 1976-08-02 | 1986-07-09 | PROCEDURE FOR MANUFACTURING GAMMA PYRONS |
| DK326186A DK154079C (en) | 1976-08-02 | 1986-07-09 | METHOD OF PREPARING 4-HALOGEN-2H-PYRANE-3 (6H) -ON COMPOUNDS |
| DK326086A DK153401C (en) | 1976-08-02 | 1986-07-09 | 4-HALOGEN-6-HYDROXY-2H-PYRANE-3 (6H) -ON COMPOUNDS FOR USE AS INTERMEDIATES IN THE PRODUCTION OF GAMMA PYRONS AND PROCEDURES FOR THE PRODUCTION OF INTERMEDIATE PRODUCTS |
Country Status (36)
| Country | Link |
|---|---|
| JP (7) | JPS5318578A (en) |
| AR (1) | AR216080A1 (en) |
| AT (3) | AT362790B (en) |
| BE (1) | BE855965A (en) |
| BG (4) | BG28849A3 (en) |
| BR (1) | BR7703970A (en) |
| CA (3) | CA1095921A (en) |
| CH (4) | CH625798A5 (en) |
| CS (3) | CS203921B2 (en) |
| DD (1) | DD132494A5 (en) |
| DE (3) | DE2760221C2 (en) |
| DK (4) | DK153483C (en) |
| EG (1) | EG13080A (en) |
| ES (5) | ES459994A1 (en) |
| FI (6) | FI72722C (en) |
| FR (1) | FR2372821A1 (en) |
| GB (5) | GB1538374A (en) |
| GR (1) | GR68938B (en) |
| HK (5) | HK30381A (en) |
| HU (4) | HU186026B (en) |
| IE (5) | IE45643B1 (en) |
| IT (1) | IT1106258B (en) |
| LU (1) | LU77600A1 (en) |
| MX (1) | MX4597E (en) |
| MY (3) | MY8100287A (en) |
| NL (5) | NL170955C (en) |
| NO (7) | NO150561C (en) |
| NZ (1) | NZ184342A (en) |
| PH (5) | PH13557A (en) |
| PL (4) | PL115496B1 (en) |
| PT (1) | PT66694B (en) |
| RO (4) | RO78952A (en) |
| SE (6) | SE433079B (en) |
| SU (2) | SU955859A3 (en) |
| TR (1) | TR19652A (en) |
| YU (4) | YU40166B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1095921A (en) | 1976-08-02 | 1981-02-17 | Thomas M. Brennan | Preparation of gamma-pyrones |
| FR2402654A1 (en) * | 1977-09-12 | 1979-04-06 | Shinetsu Chemical Co | Tetra:hydro-pyranone derivs. - useful as intermediates for cpds. used as food flavours |
| JPS5444675A (en) * | 1977-09-12 | 1979-04-09 | Shin Etsu Chem Co Ltd | Production of 3-hydroxy-4-pyrone analog |
| JPS5741226U (en) * | 1980-08-20 | 1982-03-05 | ||
| JPS59135008U (en) * | 1983-02-28 | 1984-09-10 | 松下電工株式会社 | Distribution board device |
| JPS6050245A (en) * | 1983-08-29 | 1985-03-19 | Nissan Motor Co Ltd | Fuel injection device in internal-combustion engine |
| JPH0226945Y2 (en) * | 1985-09-11 | 1990-07-20 | ||
| JP2586607B2 (en) * | 1987-10-30 | 1997-03-05 | 日産化学工業株式会社 | Production method of optically active alcohol |
| AU2008232262B2 (en) | 2007-03-28 | 2013-02-14 | Apotex Inc. | Fluorinated derivatives of deferiprone |
| US8703156B2 (en) | 2008-04-25 | 2014-04-22 | Apotex Technologies Inc. | Liquid formulation for deferiprone with palatable taste |
| MX2012000247A (en) | 2009-07-03 | 2012-03-26 | Apotex Technologies Inc | Fluorinated derivatives of 3-hydroxypyridin-4-ones. |
| WO2017168309A1 (en) * | 2016-03-29 | 2017-10-05 | Dr. Reddy’S Laboratories Limited | Process for preparation of eribulin and intermediates thereof |
| CN108609456B (en) * | 2016-12-13 | 2021-03-12 | 奥的斯电梯公司 | Openable expansion panel and elevator suspended ceiling, elevator car and elevator system with same |
| CN111606879A (en) * | 2020-05-25 | 2020-09-01 | 安徽金禾实业股份有限公司 | Method for preparing 2-hydroxymethyl-3-alkoxy-4H-pyran-4-ketone by one-pot method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3491122A (en) * | 1966-09-14 | 1970-01-20 | Monsanto Co | Synthesis of 4-pyrones |
| US3547912A (en) * | 1968-07-29 | 1970-12-15 | American Home Prod | Derivatives of 2h-pyran-3(6h)-ones and preparation thereof |
| JPS5145565B1 (en) * | 1968-10-12 | 1976-12-04 | ||
| US3621063A (en) * | 1968-12-24 | 1971-11-16 | Monsanto Co | Unsaturated acyclic ketones |
| US3832357A (en) * | 1971-05-26 | 1974-08-27 | Daicel Ltd | Process for preparation of 3-hydroxy-2-alkyl-4-pyrone |
| JPS5212166A (en) * | 1975-07-17 | 1977-01-29 | Tatsuya Shono | Process for preparation of 4-pyron derivatives |
| IE42789B1 (en) * | 1975-08-28 | 1980-10-22 | Pfizer | Preparation of gamma-pyrones |
| CA1095921A (en) | 1976-08-02 | 1981-02-17 | Thomas M. Brennan | Preparation of gamma-pyrones |
-
1977
- 1977-06-06 CA CA279,922A patent/CA1095921A/en not_active Expired
- 1977-06-08 NZ NZ184342A patent/NZ184342A/en unknown
- 1977-06-09 GR GR53666A patent/GR68938B/el unknown
- 1977-06-13 YU YU1469/77A patent/YU40166B/en unknown
- 1977-06-15 MX MX775807U patent/MX4597E/en unknown
- 1977-06-16 JP JP7157277A patent/JPS5318578A/en active Granted
- 1977-06-16 SE SE7707035A patent/SE433079B/en not_active IP Right Cessation
- 1977-06-17 PH PH19887A patent/PH13557A/en unknown
- 1977-06-20 BR BR7703970A patent/BR7703970A/en unknown
- 1977-06-21 NL NLAANVRAGE7706811,A patent/NL170955C/en not_active IP Right Cessation
- 1977-06-21 BE BE1008209A patent/BE855965A/en not_active IP Right Cessation
- 1977-06-21 FI FI771934A patent/FI72722C/en not_active IP Right Cessation
- 1977-06-22 EG EG371/77A patent/EG13080A/en active
- 1977-06-22 LU LU77600A patent/LU77600A1/xx unknown
- 1977-06-22 DK DK276177A patent/DK153483C/en active
- 1977-06-22 PT PT66694A patent/PT66694B/en unknown
- 1977-06-22 DE DE2760221A patent/DE2760221C2/de not_active Expired
- 1977-06-22 ES ES459994A patent/ES459994A1/en not_active Expired
- 1977-06-22 NO NO772193A patent/NO150561C/en unknown
- 1977-06-22 AT AT0440477A patent/AT362790B/en not_active IP Right Cessation
- 1977-06-22 DE DE2728499A patent/DE2728499C2/en not_active Expired
- 1977-06-22 DE DE2760220A patent/DE2760220C2/de not_active Expired
- 1977-06-22 CH CH765877A patent/CH625798A5/en not_active IP Right Cessation
- 1977-06-22 TR TR19652A patent/TR19652A/en unknown
- 1977-06-23 DD DD7700199657A patent/DD132494A5/en not_active IP Right Cessation
- 1977-06-23 AR AR268164A patent/AR216080A1/en active
- 1977-06-23 IT IT49950/77A patent/IT1106258B/en active
- 1977-06-23 FR FR7719250A patent/FR2372821A1/en active Granted
- 1977-07-14 BG BG036892A patent/BG28849A3/en unknown
- 1977-07-14 BG BG7742606A patent/BG28988A4/en unknown
- 1977-07-14 BG BG7942607A patent/BG28989A4/en unknown
- 1977-07-14 CS CS774705A patent/CS203921B2/en unknown
- 1977-07-14 BG BG042608A patent/BG29136A3/en unknown
- 1977-07-20 RO RO7799826A patent/RO78952A/en unknown
- 1977-07-20 RO RO7799830A patent/RO78953A/en unknown
- 1977-07-20 RO RO7799825A patent/RO78951A2/en unknown
- 1977-07-20 RO RO7791106A patent/RO74367A/en unknown
- 1977-07-21 HU HU82156A patent/HU186026B/en unknown
- 1977-07-21 PL PL1977215007A patent/PL115496B1/en unknown
- 1977-07-21 GB GB4242/78A patent/GB1538374A/en not_active Expired
- 1977-07-21 GB GB4240/78A patent/GB1538372A/en not_active Expired
- 1977-07-21 GB GB4243/78A patent/GB1538375A/en not_active Expired
- 1977-07-21 GB GB30759/77A patent/GB1538371A/en not_active Expired
- 1977-07-21 HU HU77PI584A patent/HU180040B/en unknown
- 1977-07-21 PL PL1977199798A patent/PL115586B1/en unknown
- 1977-07-21 PL PL21500877A patent/PL215008A1/en unknown
- 1977-07-21 HU HU82155A patent/HU185686B/en unknown
- 1977-07-21 GB GB4241/78A patent/GB1538373A/en not_active Expired
- 1977-07-21 HU HU82157A patent/HU185687B/en unknown
- 1977-07-21 PL PL1977215006A patent/PL115497B1/en unknown
- 1977-07-21 SU SU772508256A patent/SU955859A3/en active
- 1977-07-29 IE IE585/79A patent/IE45643B1/en not_active IP Right Cessation
- 1977-07-29 IE IE584/79A patent/IE45642B1/en not_active IP Right Cessation
- 1977-07-29 IE IE587/79A patent/IE45645B1/en not_active IP Right Cessation
- 1977-07-29 IE IE586/79A patent/IE45644B1/en not_active IP Right Cessation
- 1977-07-29 IE IE1587/77A patent/IE45641B1/en not_active IP Right Cessation
-
1978
- 1978-02-03 PH PH20745A patent/PH15185A/en unknown
- 1978-02-03 PH PH20746A patent/PH13926A/en unknown
- 1978-05-25 JP JP53062820A patent/JPS5814433B2/en not_active Expired
- 1978-05-25 JP JP6281978A patent/JPS5436268A/en active Pending
- 1978-05-25 JP JP6281778A patent/JPS5436266A/en active Pending
- 1978-05-25 JP JP6281878A patent/JPS5436267A/en active Granted
- 1978-05-25 JP JP6282178A patent/JPS5436270A/en active Granted
- 1978-05-25 JP JP6282278A patent/JPS5436271A/en active Granted
- 1978-06-07 CS CS783706A patent/CS203923B2/en unknown
- 1978-06-07 CS CS783705A patent/CS203922B2/en unknown
- 1978-06-13 ES ES470745A patent/ES470745A1/en not_active Expired
- 1978-06-13 ES ES470746A patent/ES470746A1/en not_active Expired
- 1978-06-13 ES ES470743A patent/ES470743A1/en not_active Expired
- 1978-06-13 ES ES470744A patent/ES470744A1/en not_active Expired
- 1978-07-05 SU SU782631651A patent/SU1015826A3/en active
-
1979
- 1979-02-01 PH PH22149A patent/PH14625A/en unknown
- 1979-02-01 PH PH22150A patent/PH13874A/en unknown
-
1980
- 1980-03-06 AT AT0124380A patent/AT364356B/en not_active IP Right Cessation
- 1980-03-06 AT AT0124480A patent/AT363470B/en not_active IP Right Cessation
- 1980-10-24 CA CA000363274A patent/CA1117541A/en not_active Expired
- 1980-10-24 CA CA363,273A patent/CA1110254A/en not_active Expired
- 1980-10-30 CH CH808580A patent/CH625235A5/en not_active IP Right Cessation
-
1981
- 1981-02-20 CH CH116181A patent/CH626358A5/en not_active IP Right Cessation
- 1981-02-20 CH CH116081A patent/CH626357A5/en not_active IP Right Cessation
- 1981-07-02 HK HK303/81A patent/HK30381A/en unknown
- 1981-07-02 HK HK307/81A patent/HK30781A/en unknown
- 1981-07-02 HK HK304/81A patent/HK30481A/en unknown
- 1981-07-02 HK HK306/81A patent/HK30681A/en unknown
- 1981-07-02 HK HK305/81A patent/HK30581A/en unknown
- 1981-12-09 NL NLAANVRAGE8105537,A patent/NL182476C/en not_active IP Right Cessation
- 1981-12-09 NL NLAANVRAGE8105540,A patent/NL182805C/en not_active IP Right Cessation
- 1981-12-09 NL NLAANVRAGE8105538,A patent/NL182477C/en not_active IP Right Cessation
- 1981-12-09 NL NLAANVRAGE8105539,A patent/NL182478C/en not_active IP Right Cessation
- 1981-12-30 MY MY287/81A patent/MY8100287A/en unknown
- 1981-12-30 MY MY267/81A patent/MY8100267A/en unknown
- 1981-12-30 MY MY262/81A patent/MY8100262A/en unknown
-
1982
- 1982-01-29 SE SE8200522A patent/SE444565B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200518A patent/SE445041B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200521A patent/SE452616B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200520A patent/SE444564B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200519A patent/SE445042B/en not_active IP Right Cessation
- 1982-06-03 NO NO821851A patent/NO150560C/en unknown
- 1982-06-03 NO NO821850A patent/NO821850L/en unknown
- 1982-06-03 NO NO821847A patent/NO150042C/en unknown
- 1982-06-03 NO NO821848A patent/NO150043C/en unknown
- 1982-06-03 NO NO821849A patent/NO150559C/en unknown
- 1982-12-07 YU YU02703/82A patent/YU270382A/en unknown
- 1982-12-13 YU YU2747/82A patent/YU42613B/en unknown
-
1983
- 1983-05-16 FI FI831704A patent/FI72721C/en not_active IP Right Cessation
- 1983-05-16 FI FI831703A patent/FI73424C/en not_active IP Right Cessation
- 1983-05-16 FI FI831700A patent/FI72119C/en not_active IP Right Cessation
- 1983-05-16 FI FI831701A patent/FI72723C/en not_active IP Right Cessation
- 1983-05-16 FI FI831702A patent/FI72720C/en not_active IP Right Cessation
- 1983-08-08 YU YU1663/83A patent/YU43190B/en unknown
- 1983-11-18 NO NO834236A patent/NO151365C/en unknown
-
1986
- 1986-07-09 DK DK325986A patent/DK153484C/en active
- 1986-07-09 DK DK326186A patent/DK154079C/en active
- 1986-07-09 DK DK326086A patent/DK153401C/en not_active IP Right Cessation
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