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NO151365C - Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater. - Google Patents

Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater.

Info

Publication number
NO151365C
NO151365C NO834236A NO834236A NO151365C NO 151365 C NO151365 C NO 151365C NO 834236 A NO834236 A NO 834236A NO 834236 A NO834236 A NO 834236A NO 151365 C NO151365 C NO 151365C
Authority
NO
Norway
Prior art keywords
halogen
procedure
preparation
dihydropyrane
derivatives
Prior art date
Application number
NO834236A
Other languages
English (en)
Other versions
NO834236L (no
NO151365B (no
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
Publication of NO834236L publication Critical patent/NO834236L/no
Application filed by Pfizer filed Critical Pfizer
Publication of NO151365B publication Critical patent/NO151365B/no
Publication of NO151365C publication Critical patent/NO151365C/no

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)
  • 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)
NO834236A 1976-08-02 1983-11-18 Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater. NO151365C (no)

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 (3)

Publication Number Publication Date
NO834236L NO834236L (no) 1978-02-03
NO151365B NO151365B (no) 1984-12-17
NO151365C true NO151365C (no) 1985-03-27

Family

ID=27108548

Family Applications (7)

Application Number Title Priority Date Filing Date
NO772193A NO150561C (no) 1976-08-02 1977-06-22 Fremgangsmaate for fremstilling av gamma-pyroner
NO821849A NO150559C (no) 1976-08-02 1982-06-03 4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav
NO821851A NO150560C (no) 1976-08-02 1982-06-03 6,6`-oksybis-halogensubstituert-pyron-derivater og fremgangsmaae for fremstilling derav
NO821850A NO821850L (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater
NO821847A NO150042C (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av gamma-pyroner
NO821848A NO150043C (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av gamma-pyroner
NO834236A NO151365C (no) 1976-08-02 1983-11-18 Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater.

Family Applications Before (6)

Application Number Title Priority Date Filing Date
NO772193A NO150561C (no) 1976-08-02 1977-06-22 Fremgangsmaate for fremstilling av gamma-pyroner
NO821849A NO150559C (no) 1976-08-02 1982-06-03 4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav
NO821851A NO150560C (no) 1976-08-02 1982-06-03 6,6`-oksybis-halogensubstituert-pyron-derivater og fremgangsmaae for fremstilling derav
NO821850A NO821850L (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater
NO821847A NO150042C (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av gamma-pyroner
NO821848A NO150043C (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av gamma-pyroner

Country Status (36)

Country Link
JP (7) JPS5318578A (no)
AR (1) AR216080A1 (no)
AT (3) AT362790B (no)
BE (1) BE855965A (no)
BG (4) BG28988A4 (no)
BR (1) BR7703970A (no)
CA (3) CA1095921A (no)
CH (4) CH625798A5 (no)
CS (3) CS203921B2 (no)
DD (1) DD132494A5 (no)
DE (3) DE2728499C2 (no)
DK (4) DK153483C (no)
EG (1) EG13080A (no)
ES (5) ES459994A1 (no)
FI (6) FI72722C (no)
FR (1) FR2372821A1 (no)
GB (5) GB1538375A (no)
GR (1) GR68938B (no)
HK (5) HK30381A (no)
HU (4) HU186026B (no)
IE (5) IE45641B1 (no)
IT (1) IT1106258B (no)
LU (1) LU77600A1 (no)
MX (1) MX4597E (no)
MY (3) MY8100287A (no)
NL (5) NL170955C (no)
NO (7) NO150561C (no)
NZ (1) NZ184342A (no)
PH (5) PH13557A (no)
PL (4) PL215008A1 (no)
PT (1) PT66694B (no)
RO (4) RO78951A2 (no)
SE (6) SE433079B (no)
SU (2) SU955859A3 (no)
TR (1) TR19652A (no)
YU (4) YU40166B (no)

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 (no) * 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 (no) * 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
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 (zh) 2009-07-03 2014-06-25 阿普泰克斯科技公司 3-羟基吡啶-4-酮的氟化衍生物
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 (no) * 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 (da) 1986-07-09
NL7706811A (nl) 1978-02-06
PH13926A (en) 1980-11-04
FI831701A0 (fi) 1983-05-16
ES470745A1 (es) 1979-01-16
YU270382A (en) 1983-10-31
JPS5420500B2 (no) 1979-07-23
PL215007A1 (pl) 1979-12-17
PL215006A1 (pl) 1979-12-17
ES470746A1 (es) 1979-01-16
NO834236L (no) 1978-02-03
HK30581A (en) 1981-07-10
FI831700A0 (fi) 1983-05-16
AT363470B (de) 1981-08-10
FI72119B (fi) 1986-12-31
NO821850L (no) 1978-02-03
NL182476C (nl) 1988-03-16
CA1095921A (en) 1981-02-17
CH625798A5 (en) 1981-10-15
NL182477B (nl) 1987-10-16
FI72119C (fi) 1987-04-13
NO821851L (no) 1978-02-03
HU185687B (en) 1985-03-28
CH626358A5 (en) 1981-11-13
NO821849L (no) 1978-02-03
JPS5436270A (en) 1979-03-16
SE433079B (sv) 1984-05-07
PT66694B (en) 1978-11-17
IE45643B1 (en) 1982-10-20
SE444565B (sv) 1986-04-21
ATA124380A (de) 1981-03-15
NO150043C (no) 1984-08-15
SE8200519L (sv) 1982-01-29
CA1110254A (en) 1981-10-06
IE45645B1 (en) 1982-10-20
FI72722C (fi) 1987-07-10
DK153401B (da) 1988-07-11
NO150560C (no) 1984-11-07
BG28849A3 (en) 1980-07-15
ES470744A1 (es) 1979-01-16
DK325986A (da) 1986-07-09
NL170955B (nl) 1982-08-16
IE790586L (en) 1978-02-02
IT1106258B (it) 1985-11-11
GB1538375A (en) 1979-01-17
CS203921B2 (en) 1981-03-31
DK326186D0 (da) 1986-07-09
IE45641L (en) 1978-02-02
BG28989A4 (en) 1980-08-15
JPS5436269A (en) 1979-03-16
SE8200522L (sv) 1982-01-29
RO78952A (ro) 1982-04-12
DK326086A (da) 1986-07-09
NO150560B (no) 1984-07-30
FI831703A0 (fi) 1983-05-16
MY8100287A (en) 1981-12-31
AT362790B (de) 1981-06-10
NO151365B (no) 1984-12-17
CS203922B2 (en) 1981-03-31
SE445042B (sv) 1986-05-26
IE790587L (en) 1978-02-02
JPS5436266A (en) 1979-03-16
SE8200520L (sv) 1982-01-29
PH13557A (en) 1980-06-26
DK153401C (da) 1988-11-28
FI831702A0 (fi) 1983-05-16
NO821848L (no) 1978-02-03
NL8105540A (nl) 1982-04-01
DK153483B (da) 1988-07-18
HK30781A (en) 1981-07-10
FI831701L (fi) 1983-05-16
IE790584L (en) 1978-02-02
YU40166B (en) 1985-08-31
FI72723B (fi) 1987-03-31
PH15185A (en) 1982-09-10
FI831704L (fi) 1983-05-16
HK30381A (en) 1981-07-10
RO78951A2 (ro) 1982-04-12
IE790585L (en) 1978-02-02
CS203923B2 (en) 1981-03-31
SE8200521L (sv) 1982-01-29
DE2728499A1 (de) 1978-02-09
NL8105539A (nl) 1982-04-01
FI831700L (fi) 1983-05-16
JPS5618597B2 (no) 1981-04-30
GB1538371A (en) 1979-01-17
IE45641B1 (en) 1982-10-20
PL215008A1 (pl) 1979-12-17
GR68938B (no) 1982-03-29
GB1538373A (en) 1979-01-17
CA1117541A (en) 1982-02-02
NO150042C (no) 1984-08-15
FR2372821A1 (fr) 1978-06-30
DE2728499C2 (de) 1986-04-03
DD132494A5 (de) 1978-10-04
MY8100267A (en) 1981-12-31
NO821847L (no) 1978-02-03
LU77600A1 (no) 1978-02-01
NO772193L (no) 1978-02-03
TR19652A (tr) 1979-09-17
SE445041B (sv) 1986-05-26
FI72723C (fi) 1987-07-10
NL182477C (nl) 1988-03-16
PL199798A1 (pl) 1979-08-27
ATA124480A (de) 1981-01-15
SE8200518L (sv) 1982-01-29
BG29136A3 (en) 1980-09-15
NO150043B (no) 1984-04-30
AU2601777A (en) 1978-09-21
BG28988A4 (en) 1980-08-15
HU186026B (en) 1985-05-28
IE45644B1 (en) 1982-10-20
FI831703L (fi) 1983-05-16
ES459994A1 (es) 1978-11-16
BE855965A (fr) 1977-12-21
SE7707035L (sv) 1978-02-03
PH13874A (en) 1980-10-24
FI72722B (fi) 1987-03-31
NL8105537A (nl) 1982-04-01
JPS5436267A (en) 1979-03-16
SE444564B (sv) 1986-04-21
NO150561B (no) 1984-07-30
NL182478C (nl) 1988-03-16
CH626357A5 (en) 1981-11-13
RO78953A (ro) 1982-04-12
JPS5436268A (en) 1979-03-16
AT364356B (de) 1981-10-12
DK154079B (da) 1988-10-10
YU146977A (en) 1983-06-30
PT66694A (en) 1977-07-01
YU42613B (en) 1988-10-31
YU274782A (en) 1983-12-31
NL182478B (nl) 1987-10-16
DK276177A (da) 1978-02-03
DK326186A (da) 1986-07-09
FI831702L (fi) 1983-05-16
MX4597E (es) 1982-06-25
NO150559B (no) 1984-07-30
GB1538372A (en) 1979-01-17
YU43190B (en) 1989-04-30
DE2760220C2 (no) 1987-08-20
AR216080A1 (es) 1979-11-30
NL182805B (nl) 1987-12-16
NO150561C (no) 1984-11-07
DK325986D0 (da) 1986-07-09
NL170955C (nl) 1983-01-17
FI771934A (no) 1978-02-03
PL115496B1 (en) 1981-04-30
HU185686B (en) 1985-03-28
FI73424B (fi) 1987-06-30
JPS5436271A (en) 1979-03-16
NL182805C (nl) 1988-05-16
FI72721B (fi) 1987-03-31
SU1015826A3 (ru) 1983-04-30
YU166383A (en) 1986-02-28
MY8100262A (en) 1981-12-31
CH625235A5 (en) 1981-09-15
DK153483C (da) 1988-11-28
FI72721C (fi) 1987-07-10
BR7703970A (pt) 1978-07-04
HU180040B (en) 1983-01-28
PL115497B1 (en) 1981-04-30
JPS5814433B2 (ja) 1983-03-18
PL115586B1 (en) 1981-04-30
IE45642B1 (en) 1982-10-20
JPS5618596B2 (no) 1981-04-30
NO150559C (no) 1984-11-07
FI72720B (fi) 1987-03-31
GB1538374A (en) 1979-01-17
JPS5729034B2 (no) 1982-06-19
NL182476B (nl) 1987-10-16
DE2760221C2 (no) 1989-10-05
NL8105538A (nl) 1982-04-01
RO74367A (ro) 1981-11-24
FI831704A0 (fi) 1983-05-16
SU955859A3 (ru) 1982-08-30
FI73424C (fi) 1987-10-09
FR2372821B1 (no) 1980-10-17
HK30681A (en) 1981-07-10
DK153484B (da) 1988-07-18
FI72720C (fi) 1987-07-10
ES470743A1 (es) 1979-01-16
ATA440477A (de) 1980-11-15
PH14625A (en) 1981-10-12
NO150042B (no) 1984-04-30
SE452616B (sv) 1987-12-07
DK154079C (da) 1989-02-27
DK153484C (da) 1988-11-28
HK30481A (en) 1981-07-10
NZ184342A (en) 1978-09-25

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