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FI72723C - Förfarande för framställning av 3-hydroxi-4-pyroner. - Google Patents

Förfarande för framställning av 3-hydroxi-4-pyroner. Download PDF

Info

Publication number
FI72723C
FI72723C FI831701A FI831701A FI72723C FI 72723 C FI72723 C FI 72723C FI 831701 A FI831701 A FI 831701A FI 831701 A FI831701 A FI 831701A FI 72723 C FI72723 C FI 72723C
Authority
FI
Finland
Prior art keywords
pyrone
hydroxy
formula
preparation
methyl
Prior art date
Application number
FI831701A
Other languages
English (en)
Finnish (fi)
Other versions
FI831701L (fi
FI831701A0 (fi
FI72723B (fi
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 FI831701L publication Critical patent/FI831701L/fi
Publication of FI831701A0 publication Critical patent/FI831701A0/fi
Application granted granted Critical
Publication of FI72723B publication Critical patent/FI72723B/fi
Publication of FI72723C publication Critical patent/FI72723C/sv

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)
  • Furan Compounds (AREA)
  • Saccharide 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)
  • 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)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Control Of El Displays (AREA)
FI831701A 1976-08-02 1983-05-16 Förfarande för framställning av 3-hydroxi-4-pyroner. FI72723C (sv)

Applications Claiming Priority (6)

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
FI771934 1977-06-21
FI771934A FI72722C (sv) 1976-08-02 1977-06-21 Förfarande för framställning av 3-hydroxi-4-pyroner

Publications (4)

Publication Number Publication Date
FI831701L FI831701L (fi) 1983-05-16
FI831701A0 FI831701A0 (fi) 1983-05-16
FI72723B FI72723B (fi) 1987-03-31
FI72723C true FI72723C (sv) 1987-07-10

Family

ID=27108548

Family Applications (6)

Application Number Title Priority Date Filing Date
FI771934A FI72722C (sv) 1976-08-02 1977-06-21 Förfarande för framställning av 3-hydroxi-4-pyroner
FI831703A FI73424C (sv) 1976-08-02 1983-05-16 Förfarande för framställning av en som mellanprodukt vid 3-hydroxi-4- pyronframställningen användbar 4-halogen6-(alkoxi eller alkanoyloxi)-2 ,6-dihydro-3-pyron.
FI831700A FI72119C (sv) 1976-08-02 1983-05-16 Förfarande för framställning av 2-alkyl-3-hydroxi-4-pyroner.
FI831704A FI72721C (sv) 1976-08-02 1983-05-16 Vid framställning av gamma-pyroner såsom mellanprodukt användbar 6,6' oxi-bis/4-halogen-2,6-dihydro-3-pyrooch förfarande för dess framställn ing.
FI831701A FI72723C (sv) 1976-08-02 1983-05-16 Förfarande för framställning av 3-hydroxi-4-pyroner.
FI831702A FI72720C (sv) 1976-08-02 1983-05-16 4-halogen-dihydropyronförening för användning som mellanprodukt vid f ramställningen av 3-hydroxi-4-pyroner och förfarande för dess framstä llning.

Family Applications Before (4)

Application Number Title Priority Date Filing Date
FI771934A FI72722C (sv) 1976-08-02 1977-06-21 Förfarande för framställning av 3-hydroxi-4-pyroner
FI831703A FI73424C (sv) 1976-08-02 1983-05-16 Förfarande för framställning av en som mellanprodukt vid 3-hydroxi-4- pyronframställningen användbar 4-halogen6-(alkoxi eller alkanoyloxi)-2 ,6-dihydro-3-pyron.
FI831700A FI72119C (sv) 1976-08-02 1983-05-16 Förfarande för framställning av 2-alkyl-3-hydroxi-4-pyroner.
FI831704A FI72721C (sv) 1976-08-02 1983-05-16 Vid framställning av gamma-pyroner såsom mellanprodukt användbar 6,6' oxi-bis/4-halogen-2,6-dihydro-3-pyrooch förfarande för dess framställn ing.

Family Applications After (1)

Application Number Title Priority Date Filing Date
FI831702A FI72720C (sv) 1976-08-02 1983-05-16 4-halogen-dihydropyronförening för användning som mellanprodukt vid f ramställningen av 3-hydroxi-4-pyroner och förfarande för dess framstä llning.

Country Status (36)

Country Link
JP (7) JPS5318578A (sv)
AR (1) AR216080A1 (sv)
AT (3) AT362790B (sv)
BE (1) BE855965A (sv)
BG (4) BG29136A3 (sv)
BR (1) BR7703970A (sv)
CA (3) CA1095921A (sv)
CH (4) CH625798A5 (sv)
CS (3) CS203921B2 (sv)
DD (1) DD132494A5 (sv)
DE (3) DE2760221C2 (sv)
DK (4) DK153483C (sv)
EG (1) EG13080A (sv)
ES (5) ES459994A1 (sv)
FI (6) FI72722C (sv)
FR (1) FR2372821A1 (sv)
GB (5) GB1538373A (sv)
GR (1) GR68938B (sv)
HK (5) HK30381A (sv)
HU (4) HU185686B (sv)
IE (5) IE45644B1 (sv)
IT (1) IT1106258B (sv)
LU (1) LU77600A1 (sv)
MX (1) MX4597E (sv)
MY (3) MY8100267A (sv)
NL (5) NL170955C (sv)
NO (7) NO150561C (sv)
NZ (1) NZ184342A (sv)
PH (5) PH13557A (sv)
PL (4) PL115497B1 (sv)
PT (1) PT66694B (sv)
RO (4) RO78952A (sv)
SE (6) SE433079B (sv)
SU (2) SU955859A3 (sv)
TR (1) TR19652A (sv)
YU (4) YU40166B (sv)

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 (fr) * 1977-09-12 1979-04-06 Shinetsu Chemical Co Nouveaux derives de x tetrahydropyrannone(5)
JPS5444675A (en) * 1977-09-12 1979-04-09 Shin Etsu Chem Co Ltd Production of 3-hydroxy-4-pyrone analog
JPS5741226U (sv) * 1980-08-20 1982-03-05
JPS59135008U (ja) * 1983-02-28 1984-09-10 松下電工株式会社 分電盤装置
JPS6050245A (ja) * 1983-08-29 1985-03-19 Nissan Motor Co Ltd 内燃機関の燃料噴射装置
JPH0226945Y2 (sv) * 1985-09-11 1990-07-20
JP2586607B2 (ja) * 1987-10-30 1997-03-05 日産化学工業株式会社 光学活性アルコールの製造法
TWI404533B (zh) * 2007-03-28 2013-08-11 Apotex Technologies Inc 去鐵酮（ｄｅｆｅｒｉｐｒｏｎｅ）之氟化衍生物
AU2008355464C1 (en) 2008-04-25 2014-11-20 Apotex Inc. Liquid formulation for deferiprone with palatable taste
UA108076C2 (ru) 2009-07-03 2015-03-25 Апотекс Технолоджис Інк. Фторированные производные 3-гидроксипиридин-4-онов
WO2017168309A1 (en) * 2016-03-29 2017-10-05 Dr. Reddy’S Laboratories Limited Process for preparation of eribulin and intermediates thereof
CN108609456B (zh) * 2016-12-13 2021-03-12 奥的斯电梯公司 可打开扩展面板及具有其的电梯吊顶，轿厢和系统
CN111606879A (zh) * 2020-05-25 2020-09-01 安徽金禾实业股份有限公司 一锅法制备2-羟甲基-3-烷氧基-4h-吡喃-4-酮的方法

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 (sv) * 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
YU42613B (en) 1988-10-31
JPS5318578A (en) 1978-02-20
YU146977A (en) 1983-06-30
NL182805B (nl) 1987-12-16
DK153401C (da) 1988-11-28
FI831701L (fi) 1983-05-16
CS203922B2 (en) 1981-03-31
IE45645B1 (en) 1982-10-20
FI72119B (fi) 1986-12-31
HK30781A (en) 1981-07-10
NL182478C (nl) 1988-03-16
PH13926A (en) 1980-11-04
ATA440477A (de) 1980-11-15
FI831703A0 (fi) 1983-05-16
NL182477B (nl) 1987-10-16
YU274782A (en) 1983-12-31
GB1538373A (en) 1979-01-17
AT362790B (de) 1981-06-10
JPS5618596B2 (sv) 1981-04-30
NO150559C (no) 1984-11-07
NL182477C (nl) 1988-03-16
ES470746A1 (es) 1979-01-16
MY8100267A (en) 1981-12-31
DD132494A5 (de) 1978-10-04
FI831704A0 (fi) 1983-05-16
DK326086A (da) 1986-07-09
CH626358A5 (en) 1981-11-13
DE2760220C2 (sv) 1987-08-20
IE45641L (en) 1978-02-02
PL215007A1 (pl) 1979-12-17
NL170955B (nl) 1982-08-16
YU40166B (en) 1985-08-31
PH14625A (en) 1981-10-12
GB1538374A (en) 1979-01-17
HU185686B (en) 1985-03-28
NO150042B (no) 1984-04-30
NO150559B (no) 1984-07-30
FI72720B (fi) 1987-03-31
CA1117541A (en) 1982-02-02
NL8105538A (nl) 1982-04-01
DK276177A (da) 1978-02-03
NO821847L (no) 1978-02-03
MX4597E (es) 1982-06-25
NL8105540A (nl) 1982-04-01
RO78951A2 (ro) 1982-04-12
DK153483C (da) 1988-11-28
DK325986A (da) 1986-07-09
JPS5436267A (en) 1979-03-16
PT66694B (en) 1978-11-17
NO821851L (no) 1978-02-03
CH625798A5 (en) 1981-10-15
PL115586B1 (en) 1981-04-30
NO150043B (no) 1984-04-30
JPS5436266A (en) 1979-03-16
HU185687B (en) 1985-03-28
NO151365B (no) 1984-12-17
GR68938B (sv) 1982-03-29
ATA124380A (de) 1981-03-15
NL182478B (nl) 1987-10-16
CH625235A5 (en) 1981-09-15
GB1538375A (en) 1979-01-17
PL215006A1 (pl) 1979-12-17
NO150560C (no) 1984-11-07
JPS5436270A (en) 1979-03-16
SE433079B (sv) 1984-05-07
JPS5436268A (en) 1979-03-16
DK154079C (da) 1989-02-27
SE8200519L (sv) 1982-01-29
FI831701A0 (fi) 1983-05-16
NO772193L (no) 1978-02-03
IE790584L (en) 1978-02-02
FI831700A0 (fi) 1983-05-16
JPS5436271A (en) 1979-03-16
LU77600A1 (sv) 1978-02-01
YU166383A (en) 1986-02-28
NL170955C (nl) 1983-01-17
IE790587L (en) 1978-02-02
SE8200522L (sv) 1982-01-29
PT66694A (en) 1977-07-01
DK325986D0 (da) 1986-07-09
SE444565B (sv) 1986-04-21
IE45644B1 (en) 1982-10-20
NL182805C (nl) 1988-05-16
FR2372821B1 (sv) 1980-10-17
RO74367A (ro) 1981-11-24
DK154079B (da) 1988-10-10
TR19652A (tr) 1979-09-17
NO150042C (no) 1984-08-15
BG29136A3 (en) 1980-09-15
RO78952A (ro) 1982-04-12
HK30481A (en) 1981-07-10
JPS5420500B2 (sv) 1979-07-23
MY8100262A (en) 1981-12-31
BG28989A4 (en) 1980-08-15
SE445042B (sv) 1986-05-26
DK326086D0 (da) 1986-07-09
SE445041B (sv) 1986-05-26
CA1110254A (en) 1981-10-06
SU955859A3 (ru) 1982-08-30
DE2760221C2 (sv) 1989-10-05
PH13557A (en) 1980-06-26
AT364356B (de) 1981-10-12
DK153484C (da) 1988-11-28
JPS5814433B2 (ja) 1983-03-18
NL8105539A (nl) 1982-04-01
IT1106258B (it) 1985-11-11
CS203921B2 (en) 1981-03-31
DK326186D0 (da) 1986-07-09
FI831704L (fi) 1983-05-16
NL8105537A (nl) 1982-04-01
FI72119C (sv) 1987-04-13
BG28849A3 (en) 1980-07-15
RO78953A (ro) 1982-04-12
FI831703L (fi) 1983-05-16
YU270382A (en) 1983-10-31
PL199798A1 (pl) 1979-08-27
IE790586L (en) 1978-02-02
NL182476B (nl) 1987-10-16
FI72722C (sv) 1987-07-10
HK30581A (en) 1981-07-10
GB1538371A (en) 1979-01-17
HK30381A (en) 1981-07-10
HK30681A (en) 1981-07-10
ES470745A1 (es) 1979-01-16
EG13080A (en) 1981-03-31
AT363470B (de) 1981-08-10
FI72721C (sv) 1987-07-10
NO821850L (no) 1978-02-03
ES459994A1 (es) 1978-11-16
SE8200520L (sv) 1982-01-29
PL215008A1 (pl) 1979-12-17
FI831702L (fi) 1983-05-16
PL115497B1 (en) 1981-04-30
IE790585L (en) 1978-02-02
FI771934A (sv) 1978-02-03
HU186026B (en) 1985-05-28
SE452616B (sv) 1987-12-07
JPS5436269A (en) 1979-03-16
NO150560B (no) 1984-07-30
NO821848L (no) 1978-02-03
NO150561B (no) 1984-07-30
DE2728499A1 (de) 1978-02-09
NO834236L (no) 1978-02-03
DK153484B (da) 1988-07-18
BG28988A4 (en) 1980-08-15
NO821849L (no) 1978-02-03
SE7707035L (sv) 1978-02-03
FI73424B (fi) 1987-06-30
PH13874A (en) 1980-10-24
CH626357A5 (en) 1981-11-13
PH15185A (en) 1982-09-10
CA1095921A (en) 1981-02-17
IE45641B1 (en) 1982-10-20
FI831700L (fi) 1983-05-16
NL7706811A (nl) 1978-02-06
NO150561C (no) 1984-11-07
AU2601777A (en) 1978-09-21
FI831702A0 (fi) 1983-05-16
CS203923B2 (en) 1981-03-31
NZ184342A (en) 1978-09-25
DK153401B (da) 1988-07-11
FI73424C (sv) 1987-10-09
SU1015826A3 (ru) 1983-04-30
JPS5618597B2 (sv) 1981-04-30
SE8200521L (sv) 1982-01-29
ATA124480A (de) 1981-01-15
SE8200518L (sv) 1982-01-29
DK153483B (da) 1988-07-18
GB1538372A (en) 1979-01-17
ES470744A1 (es) 1979-01-16
FI72721B (fi) 1987-03-31
FI72720C (sv) 1987-07-10
BR7703970A (pt) 1978-07-04
NO150043C (no) 1984-08-15
FI72722B (fi) 1987-03-31
IE45643B1 (en) 1982-10-20
FR2372821A1 (fr) 1978-06-30
AR216080A1 (es) 1979-11-30
SE444564B (sv) 1986-04-21
FI72723B (fi) 1987-03-31
IE45642B1 (en) 1982-10-20
DK326186A (da) 1986-07-09
NL182476C (nl) 1988-03-16
ES470743A1 (es) 1979-01-16
NO151365C (no) 1985-03-27
JPS5729034B2 (sv) 1982-06-19
BE855965A (fr) 1977-12-21
MY8100287A (en) 1981-12-31
YU43190B (en) 1989-04-30
PL115496B1 (en) 1981-04-30
DE2728499C2 (de) 1986-04-03
HU180040B (en) 1983-01-28

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