FI831704A0 - Vid framstaellning av gamma-pyroner saosom mellanprodukt anvaendbar 6,6'oxibis/4-halogen-2h-pyran-3(6h)-on/och foerfarande foer dess framstaellning - Google Patents

Vid framstaellning av gamma-pyroner saosom mellanprodukt anvaendbar 6,6'oxibis/4-halogen-2h-pyran-3(6h)-on/och foerfarande foer dess framstaellning

Info

Publication number
FI831704A0
FI831704A0 FI831704A FI831704A FI831704A0 FI 831704 A0 FI831704 A0 FI 831704A0 FI 831704 A FI831704 A FI 831704A FI 831704 A FI831704 A FI 831704A FI 831704 A0 FI831704 A0 FI 831704A0
Authority
FI
Finland
Prior art keywords
framstaellning
pyroner
mellanprodukt
oxibis
anvaendbar
Prior art date
Application number
FI831704A
Other languages
English (en)
Other versions
FI72721C (fi
FI831704L (fi
FI72721B (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 FI831704A0 publication Critical patent/FI831704A0/fi
Publication of FI831704L publication Critical patent/FI831704L/fi
Application granted granted Critical
Publication of FI72721B publication Critical patent/FI72721B/fi
Publication of FI72721C publication Critical patent/FI72721C/fi

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)
  • 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)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Seasonings (AREA)
FI831704A 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. FI72721C (fi)

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
FI771934 1977-06-21
FI771934A FI72722C (fi) 1976-08-02 1977-06-21 Foerfarande foer framstaellning av 3-hydroxi-4-pyroner.

Publications (4)

Publication Number Publication Date
FI831704A0 true FI831704A0 (fi) 1983-05-16
FI831704L FI831704L (fi) 1983-05-16
FI72721B FI72721B (fi) 1987-03-31
FI72721C FI72721C (fi) 1987-07-10

Family

ID=27108548

Family Applications (6)

Application Number Title Priority Date Filing Date
FI771934A FI72722C (fi) 1976-08-02 1977-06-21 Foerfarande foer framstaellning av 3-hydroxi-4-pyroner.
FI831703A FI73424C (fi) 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.
FI831700A FI72119C (fi) 1976-08-02 1983-05-16 Foerfarande foer framstaellning av 2-alkyl-3-hydroxi-4-pyroner.
FI831702A FI72720C (fi) 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.
FI831704A FI72721C (fi) 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 (fi) 1976-08-02 1983-05-16 Foerfarande foer framstaellning av 3-hydroxi-4-pyroner.

Family Applications Before (4)

Application Number Title Priority Date Filing Date
FI771934A FI72722C (fi) 1976-08-02 1977-06-21 Foerfarande foer framstaellning av 3-hydroxi-4-pyroner.
FI831703A FI73424C (fi) 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.
FI831700A FI72119C (fi) 1976-08-02 1983-05-16 Foerfarande foer framstaellning av 2-alkyl-3-hydroxi-4-pyroner.
FI831702A FI72720C (fi) 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.

Family Applications After (1)

Application Number Title Priority Date Filing Date
FI831701A FI72723C (fi) 1976-08-02 1983-05-16 Foerfarande foer framstaellning av 3-hydroxi-4-pyroner.

Country Status (36)

Country Link
JP (7) JPS5318578A (fi)
AR (1) AR216080A1 (fi)
AT (3) AT362790B (fi)
BE (1) BE855965A (fi)
BG (4) BG28849A3 (fi)
BR (1) BR7703970A (fi)
CA (3) CA1095921A (fi)
CH (4) CH625798A5 (fi)
CS (3) CS203921B2 (fi)
DD (1) DD132494A5 (fi)
DE (3) DE2728499C2 (fi)
DK (4) DK153483C (fi)
EG (1) EG13080A (fi)
ES (5) ES459994A1 (fi)
FI (6) FI72722C (fi)
FR (1) FR2372821A1 (fi)
GB (5) GB1538373A (fi)
GR (1) GR68938B (fi)
HK (5) HK30681A (fi)
HU (4) HU185686B (fi)
IE (5) IE45641B1 (fi)
IT (1) IT1106258B (fi)
LU (1) LU77600A1 (fi)
MX (1) MX4597E (fi)
MY (3) MY8100267A (fi)
NL (5) NL170955C (fi)
NO (7) NO150561C (fi)
NZ (1) NZ184342A (fi)
PH (5) PH13557A (fi)
PL (4) PL115586B1 (fi)
PT (1) PT66694B (fi)
RO (4) RO78953A (fi)
SE (6) SE433079B (fi)
SU (2) SU955859A3 (fi)
TR (1) TR19652A (fi)
YU (4) YU40166B (fi)

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
JPS5444675A (en) * 1977-09-12 1979-04-09 Shin Etsu Chem Co Ltd Production of 3-hydroxy-4-pyrone analog
FR2402654A1 (fr) * 1977-09-12 1979-04-06 Shinetsu Chemical Co Nouveaux derives de x tetrahydropyrannone(5)
JPS5741226U (fi) * 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 (fi) * 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
CN101679263B (zh) 2007-03-28 2014-01-15 阿普泰克斯科技公司 去铁酮的氟化衍生物
CA2722393A1 (en) 2008-04-25 2009-10-29 Apotex Technologies Inc. Liquid formulation for deferiprone with palatable taste
MA33985B1 (fr) 2009-07-03 2013-02-01 Apotex Technologies Inc Dérivés fluorés de 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 (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 (fi) * 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
BG28849A3 (en) 1980-07-15
FI72722C (fi) 1987-07-10
BG28988A4 (en) 1980-08-15
NO151365B (no) 1984-12-17
IE45644B1 (en) 1982-10-20
IE790584L (en) 1978-02-02
DE2728499A1 (de) 1978-02-09
FI771934A (fi) 1978-02-03
YU146977A (en) 1983-06-30
SE8200522L (sv) 1982-01-29
IT1106258B (it) 1985-11-11
IE790585L (en) 1978-02-02
DK153401C (da) 1988-11-28
AT363470B (de) 1981-08-10
IE45641L (en) 1978-02-02
NO150043B (no) 1984-04-30
SE444564B (sv) 1986-04-21
DD132494A5 (de) 1978-10-04
NL182477B (nl) 1987-10-16
CA1095921A (en) 1981-02-17
IE45641B1 (en) 1982-10-20
FI72119C (fi) 1987-04-13
FI72119B (fi) 1986-12-31
AT364356B (de) 1981-10-12
JPS5814433B2 (ja) 1983-03-18
AR216080A1 (es) 1979-11-30
NO150561C (no) 1984-11-07
NO150043C (no) 1984-08-15
FI831703A0 (fi) 1983-05-16
PH13874A (en) 1980-10-24
SE8200520L (sv) 1982-01-29
MX4597E (es) 1982-06-25
NL182477C (nl) 1988-03-16
FI72720B (fi) 1987-03-31
NO834236L (no) 1978-02-03
HK30581A (en) 1981-07-10
FI72720C (fi) 1987-07-10
CS203921B2 (en) 1981-03-31
DK326186D0 (da) 1986-07-09
ES470746A1 (es) 1979-01-16
NO821851L (no) 1978-02-03
SU1015826A3 (ru) 1983-04-30
DK153484B (da) 1988-07-18
MY8100262A (en) 1981-12-31
FI831700L (fi) 1983-05-16
SE8200519L (sv) 1982-01-29
NO150560C (no) 1984-11-07
MY8100287A (en) 1981-12-31
YU43190B (en) 1989-04-30
RO78951A2 (ro) 1982-04-12
DK153483C (da) 1988-11-28
SE445041B (sv) 1986-05-26
DE2760221C2 (fi) 1989-10-05
PL215008A1 (pl) 1979-12-17
PH15185A (en) 1982-09-10
NL182805C (nl) 1988-05-16
DE2728499C2 (de) 1986-04-03
IE790587L (en) 1978-02-02
EG13080A (en) 1981-03-31
PT66694B (en) 1978-11-17
ES470744A1 (es) 1979-01-16
DK326086D0 (da) 1986-07-09
SE8200521L (sv) 1982-01-29
BE855965A (fr) 1977-12-21
JPS5436267A (en) 1979-03-16
CH625798A5 (en) 1981-10-15
PL115497B1 (en) 1981-04-30
DK326186A (da) 1986-07-09
NO150042B (no) 1984-04-30
PL215007A1 (pl) 1979-12-17
JPS5436271A (en) 1979-03-16
NO150559B (no) 1984-07-30
IE790586L (en) 1978-02-02
NL182476C (nl) 1988-03-16
IE45643B1 (en) 1982-10-20
DK325986D0 (da) 1986-07-09
GB1538375A (en) 1979-01-17
NL182478C (nl) 1988-03-16
ATA440477A (de) 1980-11-15
PH14625A (en) 1981-10-12
FI831700A0 (fi) 1983-05-16
FI72721C (fi) 1987-07-10
SE7707035L (sv) 1978-02-03
FI72723B (fi) 1987-03-31
SE444565B (sv) 1986-04-21
JPS5436266A (en) 1979-03-16
SE452616B (sv) 1987-12-07
YU42613B (en) 1988-10-31
JPS5318578A (en) 1978-02-20
JPS5618596B2 (fi) 1981-04-30
NO150559C (no) 1984-11-07
GB1538372A (en) 1979-01-17
BG29136A3 (en) 1980-09-15
SE445042B (sv) 1986-05-26
PH13557A (en) 1980-06-26
HK30481A (en) 1981-07-10
HU186026B (en) 1985-05-28
YU270382A (en) 1983-10-31
GB1538374A (en) 1979-01-17
HU185686B (en) 1985-03-28
PH13926A (en) 1980-11-04
YU40166B (en) 1985-08-31
FI73424B (fi) 1987-06-30
YU166383A (en) 1986-02-28
HK30681A (en) 1981-07-10
CA1110254A (en) 1981-10-06
FI831702L (fi) 1983-05-16
LU77600A1 (fi) 1978-02-01
FR2372821B1 (fi) 1980-10-17
CA1117541A (en) 1982-02-02
GR68938B (fi) 1982-03-29
NL182476B (nl) 1987-10-16
NL8105537A (nl) 1982-04-01
JPS5436269A (en) 1979-03-16
HU180040B (en) 1983-01-28
DK153484C (da) 1988-11-28
ES459994A1 (es) 1978-11-16
FI831701A0 (fi) 1983-05-16
PL115496B1 (en) 1981-04-30
NZ184342A (en) 1978-09-25
NO150560B (no) 1984-07-30
CH626357A5 (en) 1981-11-13
RO74367A (ro) 1981-11-24
NO821847L (no) 1978-02-03
CS203922B2 (en) 1981-03-31
GB1538373A (en) 1979-01-17
NL8105540A (nl) 1982-04-01
ATA124380A (de) 1981-03-15
FI831704L (fi) 1983-05-16
DK276177A (da) 1978-02-03
BG28989A4 (en) 1980-08-15
NL8105538A (nl) 1982-04-01
JPS5420500B2 (fi) 1979-07-23
JPS5436270A (en) 1979-03-16
SE433079B (sv) 1984-05-07
JPS5436268A (en) 1979-03-16
CS203923B2 (en) 1981-03-31
FI831701L (fi) 1983-05-16
NL182805B (nl) 1987-12-16
FI72722B (fi) 1987-03-31
RO78952A (ro) 1982-04-12
HU185687B (en) 1985-03-28
NO772193L (no) 1978-02-03
FI72723C (fi) 1987-07-10
NO821848L (no) 1978-02-03
NL182478B (nl) 1987-10-16
HK30381A (en) 1981-07-10
PL115586B1 (en) 1981-04-30
CH626358A5 (en) 1981-11-13
ES470743A1 (es) 1979-01-16
NL170955B (nl) 1982-08-16
NL7706811A (nl) 1978-02-06
DK154079B (da) 1988-10-10
DK153401B (da) 1988-07-11
IE45645B1 (en) 1982-10-20
PL199798A1 (pl) 1979-08-27
DK154079C (da) 1989-02-27
DK325986A (da) 1986-07-09
PT66694A (en) 1977-07-01
FR2372821A1 (fr) 1978-06-30
FI831703L (fi) 1983-05-16
FI72721B (fi) 1987-03-31
CH625235A5 (en) 1981-09-15
GB1538371A (en) 1979-01-17
ES470745A1 (es) 1979-01-16
AU2601777A (en) 1978-09-21
JPS5729034B2 (fi) 1982-06-19
YU274782A (en) 1983-12-31
IE45642B1 (en) 1982-10-20
NO151365C (no) 1985-03-27
DK326086A (da) 1986-07-09
NO821850L (no) 1978-02-03
NO150042C (no) 1984-08-15
NO821849L (no) 1978-02-03
NL170955C (nl) 1983-01-17
AT362790B (de) 1981-06-10
FI831702A0 (fi) 1983-05-16
HK30781A (en) 1981-07-10
TR19652A (tr) 1979-09-17
NL8105539A (nl) 1982-04-01
RO78953A (ro) 1982-04-12
JPS5618597B2 (fi) 1981-04-30
SE8200518L (sv) 1982-01-29
PL215006A1 (pl) 1979-12-17
DE2760220C2 (fi) 1987-08-20
FI73424C (fi) 1987-10-09
ATA124480A (de) 1981-01-15
SU955859A3 (ru) 1982-08-30
NO150561B (no) 1984-07-30
BR7703970A (pt) 1978-07-04
MY8100267A (en) 1981-12-31
DK153483B (da) 1988-07-18

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Owner name: PFIZER INC.

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Owner name: PFIZER INC.