FI771934A - - Google Patents
Info
- Publication number
- FI771934A FI771934A FI771934A FI771934A FI771934A FI 771934 A FI771934 A FI 771934A FI 771934 A FI771934 A FI 771934A FI 771934 A FI771934 A FI 771934A FI 771934 A FI771934 A FI 771934A
- Authority
- FI
- Finland
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
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI831700A FI72119C (en) | 1976-08-02 | 1983-05-16 | Process for the preparation of 2-alkyl-3-hydroxy-4-pyrones. |
FI831702A FI72720C (en) | 1976-08-02 | 1983-05-16 | 4-HALOGEN-DIHYDROPYRONFOERENING FOER ANVAENDNING SOM MELLANPRODUKT VID FRAMSTAELLNINGEN AV 3-HYDROXI-4-PYRONER OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
FI831701A FI72723C (en) | 1976-08-02 | 1983-05-16 | Process for Preparation of 3-Hydroxy-4-Pyrones. |
FI831704A FI72721C (en) | 1976-08-02 | 1983-05-16 | VID FRAMSTAELLNING AV GAMMA-PYRONER SAOSOM MELLANPRODUKT ANVAENDBAR 6,6'OXI-BIS / 4-HALOGEN-2,6-DIHYDRO-3-PYRON / OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
FI831703A FI73424C (en) | 1976-08-02 | 1983-05-16 | FOERFARANDE FOER FRAMSTAELLNING AV EN SOM MELLANPRODUKT VID 3-HYDROXI-4-PYRONFRAMSTAELLNINGEN ANVAENDBAR 4-HALOGEN- 6- (ALKOXI ELLER ALKANOYLOXI) -2,6-DIHYDRO-3-PYRON. |
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 |
---|---|
FI771934A true FI771934A (en) | 1978-02-03 |
FI72722B FI72722B (en) | 1987-03-31 |
FI72722C FI72722C (en) | 1987-07-10 |
Family
ID=27108548
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI771934A FI72722C (en) | 1976-08-02 | 1977-06-21 | Process for Preparation of 3-Hydroxy-4-Pyrones |
FI831704A FI72721C (en) | 1976-08-02 | 1983-05-16 | VID FRAMSTAELLNING AV GAMMA-PYRONER SAOSOM MELLANPRODUKT ANVAENDBAR 6,6'OXI-BIS / 4-HALOGEN-2,6-DIHYDRO-3-PYRON / OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
FI831703A FI73424C (en) | 1976-08-02 | 1983-05-16 | FOERFARANDE FOER FRAMSTAELLNING AV EN SOM MELLANPRODUKT VID 3-HYDROXI-4-PYRONFRAMSTAELLNINGEN ANVAENDBAR 4-HALOGEN- 6- (ALKOXI ELLER ALKANOYLOXI) -2,6-DIHYDRO-3-PYRON. |
FI831702A FI72720C (en) | 1976-08-02 | 1983-05-16 | 4-HALOGEN-DIHYDROPYRONFOERENING FOER ANVAENDNING SOM MELLANPRODUKT VID FRAMSTAELLNINGEN AV 3-HYDROXI-4-PYRONER OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
FI831701A FI72723C (en) | 1976-08-02 | 1983-05-16 | Process for Preparation of 3-Hydroxy-4-Pyrones. |
FI831700A FI72119C (en) | 1976-08-02 | 1983-05-16 | Process for the preparation of 2-alkyl-3-hydroxy-4-pyrones. |
Family Applications After (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI831704A FI72721C (en) | 1976-08-02 | 1983-05-16 | VID FRAMSTAELLNING AV GAMMA-PYRONER SAOSOM MELLANPRODUKT ANVAENDBAR 6,6'OXI-BIS / 4-HALOGEN-2,6-DIHYDRO-3-PYRON / OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
FI831703A FI73424C (en) | 1976-08-02 | 1983-05-16 | FOERFARANDE FOER FRAMSTAELLNING AV EN SOM MELLANPRODUKT VID 3-HYDROXI-4-PYRONFRAMSTAELLNINGEN ANVAENDBAR 4-HALOGEN- 6- (ALKOXI ELLER ALKANOYLOXI) -2,6-DIHYDRO-3-PYRON. |
FI831702A FI72720C (en) | 1976-08-02 | 1983-05-16 | 4-HALOGEN-DIHYDROPYRONFOERENING FOER ANVAENDNING SOM MELLANPRODUKT VID FRAMSTAELLNINGEN AV 3-HYDROXI-4-PYRONER OCH FOERFARANDE FOER DESS FRAMSTAELLNING. |
FI831701A FI72723C (en) | 1976-08-02 | 1983-05-16 | Process for Preparation of 3-Hydroxy-4-Pyrones. |
FI831700A FI72119C (en) | 1976-08-02 | 1983-05-16 | Process for the preparation of 2-alkyl-3-hydroxy-4-pyrones. |
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) | DE2760220C2 (en) |
DK (4) | DK153483C (en) |
EG (1) | EG13080A (en) |
ES (5) | ES459994A1 (en) |
FI (6) | FI72722C (en) |
FR (1) | FR2372821A1 (en) |
GB (5) | GB1538372A (en) |
GR (1) | GR68938B (en) |
HK (5) | HK30481A (en) |
HU (4) | HU186026B (en) |
IE (5) | IE45643B1 (en) |
IT (1) | IT1106258B (en) |
LU (1) | LU77600A1 (en) |
MX (1) | MX4597E (en) |
MY (3) | MY8100267A (en) |
NL (5) | NL170955C (en) |
NO (7) | NO150561C (en) |
NZ (1) | NZ184342A (en) |
PH (5) | PH13557A (en) |
PL (4) | PL215008A1 (en) |
PT (1) | PT66694B (en) |
RO (4) | RO78951A2 (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 |
JPS5444675A (en) * | 1977-09-12 | 1979-04-09 | Shin Etsu Chem Co Ltd | Production of 3-hydroxy-4-pyrone analog |
FR2402654A1 (en) * | 1977-09-12 | 1979-04-06 | Shinetsu Chemical Co | Tetra:hydro-pyranone derivs. - useful as intermediates for cpds. used as food flavours |
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 |
WO2008116301A1 (en) | 2007-03-28 | 2008-10-02 | Apotex Technologies Inc. | Fluorinated derivatives of deferiprone |
UA102254C2 (en) | 2008-04-25 | 2013-06-25 | Апотекс Технолоджис Инк. | Normal;heading 1;heading 2;heading 3;LIQUID FORMULATION FOR DEFERIPRONE WITH PALATABLE TASTE |
MA33985B1 (en) | 2009-07-03 | 2013-02-01 | 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 FI FI771934A patent/FI72722C/en not_active IP Right Cessation
- 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
- 1977-06-22 DE DE2760220A patent/DE2760220C2/de not_active Expired
- 1977-06-22 DK DK276177A patent/DK153483C/en active
- 1977-06-22 EG EG371/77A patent/EG13080A/en active
- 1977-06-22 CH CH765877A patent/CH625798A5/en not_active IP Right Cessation
- 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 DE DE2728499A patent/DE2728499C2/en not_active Expired
- 1977-06-22 TR TR19652A patent/TR19652A/en unknown
- 1977-06-22 PT PT66694A patent/PT66694B/en unknown
- 1977-06-22 AT AT0440477A patent/AT362790B/en not_active IP Right Cessation
- 1977-06-22 LU LU77600A patent/LU77600A1/xx unknown
- 1977-06-22 NO NO772193A patent/NO150561C/en unknown
- 1977-06-23 AR AR268164A patent/AR216080A1/en active
- 1977-06-23 IT IT49950/77A patent/IT1106258B/en active
- 1977-06-23 DD DD7700199657A patent/DD132494A5/en not_active IP Right Cessation
- 1977-06-23 FR FR7719250A patent/FR2372821A1/en active Granted
- 1977-07-14 CS CS774705A patent/CS203921B2/en unknown
- 1977-07-14 BG BG7736892A patent/BG28849A3/en unknown
- 1977-07-14 BG BG7742606A patent/BG28988A4/en unknown
- 1977-07-14 BG BG7942608A patent/BG29136A3/en unknown
- 1977-07-14 BG BG7942607A patent/BG28989A4/en unknown
- 1977-07-20 RO RO7799825A patent/RO78951A2/en unknown
- 1977-07-20 RO RO7799830A patent/RO78953A/en unknown
- 1977-07-20 RO RO7791106A patent/RO74367A/en unknown
- 1977-07-20 RO RO7799826A patent/RO78952A/en unknown
- 1977-07-21 GB GB4240/78A patent/GB1538372A/en not_active Expired
- 1977-07-21 GB GB30759/77A patent/GB1538371A/en not_active Expired
- 1977-07-21 PL PL21500877A patent/PL215008A1/en unknown
- 1977-07-21 PL PL1977199798A patent/PL115586B1/en unknown
- 1977-07-21 GB GB4243/78A patent/GB1538375A/en not_active Expired
- 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 SU SU772508256A patent/SU955859A3/en active
- 1977-07-21 HU HU82157A patent/HU185687B/en unknown
- 1977-07-21 PL PL1977215006A patent/PL115497B1/en unknown
- 1977-07-21 HU HU77PI584A patent/HU180040B/en unknown
- 1977-07-21 GB GB4241/78A patent/GB1538373A/en not_active Expired
- 1977-07-21 HU HU82155A patent/HU185686B/en unknown
- 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 IE1587/77A patent/IE45641B1/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
-
1978
- 1978-02-03 PH PH20745A patent/PH15185A/en unknown
- 1978-02-03 PH PH20746A patent/PH13926A/en unknown
- 1978-05-25 JP JP6281978A patent/JPS5436268A/en active Pending
- 1978-05-25 JP JP6281878A patent/JPS5436267A/en active Granted
- 1978-05-25 JP JP6281778A patent/JPS5436266A/en active Pending
- 1978-05-25 JP JP6282278A patent/JPS5436271A/en active Granted
- 1978-05-25 JP JP53062820A patent/JPS5814433B2/en not_active Expired
- 1978-05-25 JP JP6282178A patent/JPS5436270A/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 ES470744A patent/ES470744A1/en not_active Expired
- 1978-06-13 ES ES470745A patent/ES470745A1/en not_active Expired
- 1978-06-13 ES ES470743A patent/ES470743A1/en not_active Expired
- 1978-06-13 ES ES470746A patent/ES470746A1/en not_active Expired
- 1978-07-05 SU SU782631651A patent/SU1015826A3/en active
-
1979
- 1979-02-01 PH PH22150A patent/PH13874A/en unknown
- 1979-02-01 PH PH22149A patent/PH14625A/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 CA363,273A patent/CA1110254A/en not_active Expired
- 1980-10-24 CA CA000363274A patent/CA1117541A/en not_active Expired
- 1980-10-30 CH CH808580A patent/CH625235A5/en not_active IP Right Cessation
-
1981
- 1981-02-20 CH CH116081A patent/CH626357A5/en not_active IP Right Cessation
- 1981-02-20 CH CH116181A patent/CH626358A5/en not_active IP Right Cessation
- 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
- 1981-07-02 HK HK307/81A patent/HK30781A/en unknown
- 1981-07-02 HK HK303/81A patent/HK30381A/en unknown
- 1981-12-09 NL NLAANVRAGE8105538,A patent/NL182477C/en not_active IP Right Cessation
- 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 NLAANVRAGE8105539,A patent/NL182478C/en not_active IP Right Cessation
- 1981-12-30 MY MY267/81A patent/MY8100267A/en unknown
- 1981-12-30 MY MY262/81A patent/MY8100262A/en unknown
- 1981-12-30 MY MY287/81A patent/MY8100287A/en unknown
-
1982
- 1982-01-29 SE SE8200522A patent/SE444565B/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
- 1982-01-29 SE SE8200518A patent/SE445041B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200521A patent/SE452616B/en not_active IP Right Cessation
- 1982-06-03 NO NO821850A patent/NO821850L/en unknown
- 1982-06-03 NO NO821848A patent/NO150043C/en unknown
- 1982-06-03 NO NO821851A patent/NO150560C/en unknown
- 1982-06-03 NO NO821849A patent/NO150559C/en unknown
- 1982-06-03 NO NO821847A patent/NO150042C/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 FI831702A patent/FI72720C/en not_active IP Right Cessation
- 1983-05-16 FI FI831701A patent/FI72723C/en not_active IP Right Cessation
- 1983-05-16 FI FI831700A patent/FI72119C/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
Also Published As
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired | ||
PC | Transfer of assignment of patent |
Owner name: CULTOR OY |
|
MA | Patent expired |
Owner name: CULTOR OY |