PL199798A1 - METHOD OF MAKING GAMMA-PYRONY - Google Patents
METHOD OF MAKING GAMMA-PYRONYInfo
- Publication number
- PL199798A1 PL199798A1 PL19979877A PL19979877A PL199798A1 PL 199798 A1 PL199798 A1 PL 199798A1 PL 19979877 A PL19979877 A PL 19979877A PL 19979877 A PL19979877 A PL 19979877A PL 199798 A1 PL199798 A1 PL 199798A1
- Authority
- PL
- Poland
- Prior art keywords
- pyrony
- making gamma
- gamma
- making
- 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)
- Picture Signal Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Processing Of Color Television Signals (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Seasonings (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Control Of El Displays (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71090176A | 1976-08-02 | 1976-08-02 | |
US05/721,885 US4082717A (en) | 1976-08-02 | 1976-09-09 | Preparation of gamma-pyrones |
Publications (2)
Publication Number | Publication Date |
---|---|
PL199798A1 true PL199798A1 (en) | 1979-08-27 |
PL115586B1 PL115586B1 (en) | 1981-04-30 |
Family
ID=27108548
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL1977215006A PL115497B1 (en) | 1976-08-02 | 1977-07-21 | Process for preparing 4-halodihydropyranes |
PL1977199798A PL115586B1 (en) | 1976-08-02 | 1977-07-21 | Process for preparing gamma-pyrones |
PL1977215007A PL115496B1 (en) | 1976-08-02 | 1977-07-21 | Process for preparing gamma-pyrones |
PL21500877A PL215008A1 (en) | 1976-08-02 | 1977-07-21 | METHOD OF MAKING PIRANONE-3 DERIVATIVES |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL1977215006A PL115497B1 (en) | 1976-08-02 | 1977-07-21 | Process for preparing 4-halodihydropyranes |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL1977215007A PL115496B1 (en) | 1976-08-02 | 1977-07-21 | Process for preparing gamma-pyrones |
PL21500877A PL215008A1 (en) | 1976-08-02 | 1977-07-21 | METHOD OF MAKING PIRANONE-3 DERIVATIVES |
Country Status (36)
Country | Link |
---|---|
JP (7) | JPS5318578A (en) |
AR (1) | AR216080A1 (en) |
AT (3) | AT362790B (en) |
BE (1) | BE855965A (en) |
BG (4) | BG28988A4 (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) | GB1538375A (en) |
GR (1) | GR68938B (en) |
HK (5) | HK30581A (en) |
HU (4) | HU185687B (en) |
IE (5) | IE45641B1 (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) | PL115497B1 (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 |
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 |
TWI404533B (en) | 2007-03-28 | 2013-08-11 | Apotex Technologies Inc | Fluorinated derivatives of deferiprone |
BRPI0822206B8 (en) | 2008-04-25 | 2021-05-25 | Apotex Tech Inc | liquid formulation for deferiprone with a pleasant taste. |
CN102712591B (en) | 2009-07-03 | 2014-06-25 | 阿普泰克斯科技公司 | 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 SE SE7707035A patent/SE433079B/en not_active IP Right Cessation
- 1977-06-16 JP JP7157277A patent/JPS5318578A/en active Granted
- 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 BE BE1008209A patent/BE855965A/en not_active IP Right Cessation
- 1977-06-21 NL NLAANVRAGE7706811,A patent/NL170955C/en not_active IP Right Cessation
- 1977-06-22 NO NO772193A patent/NO150561C/en unknown
- 1977-06-22 LU LU77600A patent/LU77600A1/xx unknown
- 1977-06-22 PT PT66694A patent/PT66694B/en unknown
- 1977-06-22 DK DK276177A patent/DK153483C/en active
- 1977-06-22 DE DE2760221A patent/DE2760221C2/de 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
- 1977-06-22 ES ES459994A patent/ES459994A1/en not_active Expired
- 1977-06-22 DE DE2728499A patent/DE2728499C2/en not_active Expired
- 1977-06-22 AT AT0440477A patent/AT362790B/en not_active IP Right Cessation
- 1977-06-22 EG EG371/77A patent/EG13080A/en active
- 1977-06-23 AR AR268164A patent/AR216080A1/en active
- 1977-06-23 FR FR7719250A patent/FR2372821A1/en active Granted
- 1977-06-23 DD DD7700199657A patent/DD132494A5/en not_active IP Right Cessation
- 1977-06-23 IT IT49950/77A patent/IT1106258B/en active
- 1977-07-14 CS CS774705A patent/CS203921B2/en unknown
- 1977-07-14 BG BG7742606A patent/BG28988A4/en unknown
- 1977-07-14 BG BG042608A patent/BG29136A3/en unknown
- 1977-07-14 BG BG7942607A patent/BG28989A4/en unknown
- 1977-07-14 BG BG036892A patent/BG28849A3/en unknown
- 1977-07-20 RO RO7799825A patent/RO78951A2/en unknown
- 1977-07-20 RO RO7791106A patent/RO74367A/en unknown
- 1977-07-20 RO RO7799826A patent/RO78952A/en unknown
- 1977-07-20 RO RO7799830A patent/RO78953A/en unknown
- 1977-07-21 PL PL1977215006A patent/PL115497B1/en unknown
- 1977-07-21 HU HU82157A patent/HU185687B/en unknown
- 1977-07-21 GB GB4243/78A patent/GB1538375A/en not_active Expired
- 1977-07-21 PL PL1977199798A patent/PL115586B1/en unknown
- 1977-07-21 GB GB4241/78A patent/GB1538373A/en not_active Expired
- 1977-07-21 PL PL1977215007A patent/PL115496B1/en unknown
- 1977-07-21 HU HU77PI584A patent/HU180040B/en unknown
- 1977-07-21 GB GB4240/78A patent/GB1538372A/en not_active Expired
- 1977-07-21 PL PL21500877A patent/PL215008A1/en unknown
- 1977-07-21 HU HU82156A patent/HU186026B/en unknown
- 1977-07-21 SU SU772508256A patent/SU955859A3/en active
- 1977-07-21 HU HU82155A patent/HU185686B/en unknown
- 1977-07-21 GB GB4242/78A patent/GB1538374A/en not_active Expired
- 1977-07-21 GB GB30759/77A patent/GB1538371A/en not_active Expired
- 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 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 IE586/79A patent/IE45644B1/en not_active IP Right Cessation
-
1978
- 1978-02-03 PH PH20746A patent/PH13926A/en unknown
- 1978-02-03 PH PH20745A patent/PH15185A/en unknown
- 1978-05-25 JP JP6281978A patent/JPS5436268A/en active Pending
- 1978-05-25 JP JP6282178A patent/JPS5436270A/en active Granted
- 1978-05-25 JP JP6281778A patent/JPS5436266A/en active Pending
- 1978-05-25 JP JP53062820A patent/JPS5814433B2/en not_active Expired
- 1978-05-25 JP JP6281878A patent/JPS5436267A/en active Granted
- 1978-05-25 JP JP6282278A patent/JPS5436271A/en active Granted
- 1978-06-07 CS CS783705A patent/CS203922B2/en unknown
- 1978-06-07 CS CS783706A patent/CS203923B2/en unknown
- 1978-06-13 ES ES470746A patent/ES470746A1/en not_active Expired
- 1978-06-13 ES ES470745A patent/ES470745A1/en not_active Expired
- 1978-06-13 ES ES470744A patent/ES470744A1/en not_active Expired
- 1978-06-13 ES ES470743A patent/ES470743A1/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 HK305/81A patent/HK30581A/en unknown
- 1981-07-02 HK HK304/81A patent/HK30481A/en unknown
- 1981-07-02 HK HK303/81A patent/HK30381A/en unknown
- 1981-07-02 HK HK307/81A patent/HK30781A/en unknown
- 1981-07-02 HK HK306/81A patent/HK30681A/en unknown
- 1981-12-09 NL NLAANVRAGE8105539,A patent/NL182478C/en not_active IP Right Cessation
- 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
- 1981-12-30 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 SE8200520A patent/SE444564B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200521A patent/SE452616B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200518A patent/SE445041B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200522A patent/SE444565B/en not_active IP Right Cessation
- 1982-01-29 SE SE8200519A patent/SE445042B/en not_active IP Right Cessation
- 1982-06-03 NO NO821848A patent/NO150043C/en unknown
- 1982-06-03 NO NO821847A patent/NO150042C/en unknown
- 1982-06-03 NO NO821851A patent/NO150560C/en unknown
- 1982-06-03 NO NO821849A patent/NO150559C/en unknown
- 1982-06-03 NO NO821850A patent/NO821850L/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 FI831700A patent/FI72119C/en not_active IP Right Cessation
- 1983-05-16 FI FI831701A patent/FI72723C/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 DK326086A patent/DK153401C/en not_active IP Right Cessation
- 1986-07-09 DK DK326186A patent/DK154079C/en active
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