FI831702L - SAOSOM MELLANPRODUKT VID FRAMSTAELLNING AV GAMMAPYRANER ANVAENDBAR 4-HALOGEN-DIHYDROPYRANFOERENING FOERFARANDE FOER DESS FRAMSTAELLNING - Google Patents

SAOSOM MELLANPRODUKT VID FRAMSTAELLNING AV GAMMAPYRANER ANVAENDBAR 4-HALOGEN-DIHYDROPYRANFOERENING FOERFARANDE FOER DESS FRAMSTAELLNING

Info

Publication number
FI831702L
FI831702L FI831702A FI831702A FI831702L FI 831702 L FI831702 L FI 831702L FI 831702 A FI831702 A FI 831702A FI 831702 A FI831702 A FI 831702A FI 831702 L FI831702 L FI 831702L
Authority
FI
Finland
Prior art keywords
framstaellning
gammapyraner
dihydropyranfoerening
anvaendbar
saosom
Prior art date
Application number
FI831702A
Other languages
Finnish (fi)
Other versions
FI831702A0 (en
FI72720B (en
FI72720C (en
Inventor
Thomas Mott Brennan
Daniel Patrick Brannegan
Paul Douglas Weeks
Donald Ernest Kuhla
Original Assignee
Pfizer
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/721,885 external-priority patent/US4082717A/en
Application filed by Pfizer filed Critical Pfizer
Publication of FI831702A0 publication Critical patent/FI831702A0/en
Publication of FI831702L publication Critical patent/FI831702L/en
Publication of FI72720B publication Critical patent/FI72720B/en
Application granted granted Critical
Publication of FI72720C publication Critical patent/FI72720C/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D309/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/32Heterocyclic 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D309/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34Heterocyclic 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
    • C07D309/36Heterocyclic 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
    • C07D309/40Oxygen atoms attached in positions 3 and 4, e.g. maltol

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pyrane Compounds (AREA)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cosmetics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Furan Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Processing Of Color Television Signals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Seasonings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Control Of El Displays (AREA)
FI831702A 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. FI72720C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US71090176A 1976-08-02 1976-08-02
US71090176 1976-08-02
US72188576 1976-09-09
US05/721,885 US4082717A (en) 1976-08-02 1976-09-09 Preparation of gamma-pyrones
FI771934A FI72722C (en) 1976-08-02 1977-06-21 Process for Preparation of 3-Hydroxy-4-Pyrones
FI771934 1977-06-21

Publications (4)

Publication Number Publication Date
FI831702A0 FI831702A0 (en) 1983-05-16
FI831702L true FI831702L (en) 1983-05-16
FI72720B FI72720B (en) 1987-03-31
FI72720C FI72720C (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
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.
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.
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.
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 Before (1)

Application Number Title Priority Date Filing Date
FI771934A FI72722C (en) 1976-08-02 1977-06-21 Process for Preparation of 3-Hydroxy-4-Pyrones

Family Applications After (4)

Application Number Title Priority Date Filing Date
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.
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.
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) BG28988A4 (en)
BR (1) BR7703970A (en)
CA (3) CA1095921A (en)
CH (4) CH625798A5 (en)
CS (3) CS203921B2 (en)
DD (1) DD132494A5 (en)
DE (3) DE2728499C2 (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) HK30381A (en)
HU (4) HU186026B (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) 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)

* Cited by examiner, † Cited by third party
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
NZ600874A (en) 2007-03-28 2013-01-25 Apotex Technologies Inc Fluorinated derivatives of deferiprone
AP2010005454A0 (en) 2008-04-25 2010-12-31 Apotex Technologies Inc Liquid formulation for deferiprone with palatable 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPS5318578A (en) 1978-02-20
EG13080A (en) 1981-03-31
DK326086D0 (en) 1986-07-09
NL7706811A (en) 1978-02-06
PH13926A (en) 1980-11-04
FI831701A0 (en) 1983-05-16
ES470745A1 (en) 1979-01-16
YU270382A (en) 1983-10-31
JPS5420500B2 (en) 1979-07-23
PL215007A1 (en) 1979-12-17
PL215006A1 (en) 1979-12-17
ES470746A1 (en) 1979-01-16
NO834236L (en) 1978-02-03
HK30581A (en) 1981-07-10
FI831700A0 (en) 1983-05-16
AT363470B (en) 1981-08-10
FI72119B (en) 1986-12-31
NO821850L (en) 1978-02-03
NL182476C (en) 1988-03-16
CA1095921A (en) 1981-02-17
CH625798A5 (en) 1981-10-15
NL182477B (en) 1987-10-16
FI72119C (en) 1987-04-13
NO821851L (en) 1978-02-03
HU185687B (en) 1985-03-28
CH626358A5 (en) 1981-11-13
NO821849L (en) 1978-02-03
JPS5436270A (en) 1979-03-16
SE433079B (en) 1984-05-07
PT66694B (en) 1978-11-17
IE45643B1 (en) 1982-10-20
SE444565B (en) 1986-04-21
ATA124380A (en) 1981-03-15
NO150043C (en) 1984-08-15
SE8200519L (en) 1982-01-29
CA1110254A (en) 1981-10-06
IE45645B1 (en) 1982-10-20
FI72722C (en) 1987-07-10
DK153401B (en) 1988-07-11
NO150560C (en) 1984-11-07
BG28849A3 (en) 1980-07-15
ES470744A1 (en) 1979-01-16
DK325986A (en) 1986-07-09
NL170955B (en) 1982-08-16
IE790586L (en) 1978-02-02
IT1106258B (en) 1985-11-11
GB1538375A (en) 1979-01-17
CS203921B2 (en) 1981-03-31
DK326186D0 (en) 1986-07-09
IE45641L (en) 1978-02-02
BG28989A4 (en) 1980-08-15
JPS5436269A (en) 1979-03-16
SE8200522L (en) 1982-01-29
RO78952A (en) 1982-04-12
DK326086A (en) 1986-07-09
NO150560B (en) 1984-07-30
FI831703A0 (en) 1983-05-16
MY8100287A (en) 1981-12-31
AT362790B (en) 1981-06-10
NO151365B (en) 1984-12-17
CS203922B2 (en) 1981-03-31
SE445042B (en) 1986-05-26
IE790587L (en) 1978-02-02
JPS5436266A (en) 1979-03-16
SE8200520L (en) 1982-01-29
PH13557A (en) 1980-06-26
DK153401C (en) 1988-11-28
FI831702A0 (en) 1983-05-16
NO821848L (en) 1978-02-03
NL8105540A (en) 1982-04-01
DK153483B (en) 1988-07-18
HK30781A (en) 1981-07-10
FI831701L (en) 1983-05-16
IE790584L (en) 1978-02-02
YU40166B (en) 1985-08-31
FI72723B (en) 1987-03-31
PH15185A (en) 1982-09-10
FI831704L (en) 1983-05-16
HK30381A (en) 1981-07-10
RO78951A2 (en) 1982-04-12
IE790585L (en) 1978-02-02
CS203923B2 (en) 1981-03-31
SE8200521L (en) 1982-01-29
DE2728499A1 (en) 1978-02-09
NL8105539A (en) 1982-04-01
FI831700L (en) 1983-05-16
JPS5618597B2 (en) 1981-04-30
GB1538371A (en) 1979-01-17
IE45641B1 (en) 1982-10-20
PL215008A1 (en) 1979-12-17
GR68938B (en) 1982-03-29
GB1538373A (en) 1979-01-17
CA1117541A (en) 1982-02-02
NO150042C (en) 1984-08-15
FR2372821A1 (en) 1978-06-30
DE2728499C2 (en) 1986-04-03
DD132494A5 (en) 1978-10-04
MY8100267A (en) 1981-12-31
NO821847L (en) 1978-02-03
LU77600A1 (en) 1978-02-01
NO772193L (en) 1978-02-03
TR19652A (en) 1979-09-17
SE445041B (en) 1986-05-26
FI72723C (en) 1987-07-10
NL182477C (en) 1988-03-16
PL199798A1 (en) 1979-08-27
ATA124480A (en) 1981-01-15
SE8200518L (en) 1982-01-29
BG29136A3 (en) 1980-09-15
NO150043B (en) 1984-04-30
AU2601777A (en) 1978-09-21
BG28988A4 (en) 1980-08-15
HU186026B (en) 1985-05-28
IE45644B1 (en) 1982-10-20
FI831703L (en) 1983-05-16
ES459994A1 (en) 1978-11-16
BE855965A (en) 1977-12-21
SE7707035L (en) 1978-02-03
PH13874A (en) 1980-10-24
FI72722B (en) 1987-03-31
NL8105537A (en) 1982-04-01
JPS5436267A (en) 1979-03-16
SE444564B (en) 1986-04-21
NO150561B (en) 1984-07-30
NL182478C (en) 1988-03-16
CH626357A5 (en) 1981-11-13
RO78953A (en) 1982-04-12
JPS5436268A (en) 1979-03-16
AT364356B (en) 1981-10-12
DK154079B (en) 1988-10-10
YU146977A (en) 1983-06-30
PT66694A (en) 1977-07-01
YU42613B (en) 1988-10-31
YU274782A (en) 1983-12-31
NL182478B (en) 1987-10-16
DK276177A (en) 1978-02-03
DK326186A (en) 1986-07-09
MX4597E (en) 1982-06-25
NO150559B (en) 1984-07-30
GB1538372A (en) 1979-01-17
YU43190B (en) 1989-04-30
DE2760220C2 (en) 1987-08-20
AR216080A1 (en) 1979-11-30
NL182805B (en) 1987-12-16
NO150561C (en) 1984-11-07
DK325986D0 (en) 1986-07-09
NL170955C (en) 1983-01-17
FI771934A (en) 1978-02-03
PL115496B1 (en) 1981-04-30
HU185686B (en) 1985-03-28
FI73424B (en) 1987-06-30
JPS5436271A (en) 1979-03-16
NL182805C (en) 1988-05-16
FI72721B (en) 1987-03-31
SU1015826A3 (en) 1983-04-30
YU166383A (en) 1986-02-28
MY8100262A (en) 1981-12-31
CH625235A5 (en) 1981-09-15
DK153483C (en) 1988-11-28
FI72721C (en) 1987-07-10
BR7703970A (en) 1978-07-04
HU180040B (en) 1983-01-28
NO151365C (en) 1985-03-27
PL115497B1 (en) 1981-04-30
JPS5814433B2 (en) 1983-03-18
PL115586B1 (en) 1981-04-30
IE45642B1 (en) 1982-10-20
JPS5618596B2 (en) 1981-04-30
NO150559C (en) 1984-11-07
FI72720B (en) 1987-03-31
GB1538374A (en) 1979-01-17
JPS5729034B2 (en) 1982-06-19
NL182476B (en) 1987-10-16
DE2760221C2 (en) 1989-10-05
NL8105538A (en) 1982-04-01
RO74367A (en) 1981-11-24
FI831704A0 (en) 1983-05-16
SU955859A3 (en) 1982-08-30
FI73424C (en) 1987-10-09
FR2372821B1 (en) 1980-10-17
HK30681A (en) 1981-07-10
DK153484B (en) 1988-07-18
FI72720C (en) 1987-07-10
ES470743A1 (en) 1979-01-16
ATA440477A (en) 1980-11-15
PH14625A (en) 1981-10-12
NO150042B (en) 1984-04-30
SE452616B (en) 1987-12-07
DK154079C (en) 1989-02-27
DK153484C (en) 1988-11-28
HK30481A (en) 1981-07-10
NZ184342A (en) 1978-09-25

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