NO150559C - 4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav - Google Patents

4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav

Info

Publication number
NO150559C
NO150559C NO821849A NO821849A NO150559C NO 150559 C NO150559 C NO 150559C NO 821849 A NO821849 A NO 821849A NO 821849 A NO821849 A NO 821849A NO 150559 C NO150559 C NO 150559C
Authority
NO
Norway
Prior art keywords
dihydropyrane
halogen
procedures
preparing
compounds
Prior art date
Application number
NO821849A
Other languages
English (en)
Other versions
NO150559B (no
NO821849L (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 NO821849L publication Critical patent/NO821849L/no
Application filed by Pfizer filed Critical Pfizer
Publication of NO150559B publication Critical patent/NO150559B/no
Publication of NO150559C publication Critical patent/NO150559C/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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (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)
  • Picture Signal Circuits (AREA)
  • Transforming Electric Information Into Light Information (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)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Seasonings (AREA)
NO821849A 1976-08-02 1982-06-03 4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav NO150559C (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
NO821849L NO821849L (no) 1978-02-03
NO150559B NO150559B (no) 1984-07-30
NO150559C true NO150559C (no) 1984-11-07

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
NO821850A NO821850L (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater
NO821849A NO150559C (no) 1976-08-02 1982-06-03 4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav
NO821847A NO150042C (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av gamma-pyroner
NO821851A NO150560C (no) 1976-08-02 1982-06-03 6,6`-oksybis-halogensubstituert-pyron-derivater og fremgangsmaae for fremstilling derav
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 (2)

Application Number Title Priority Date Filing Date
NO772193A NO150561C (no) 1976-08-02 1977-06-22 Fremgangsmaate for fremstilling av gamma-pyroner
NO821850A NO821850L (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av 4-halogen-dihydropyran-derivater

Family Applications After (4)

Application Number Title Priority Date Filing Date
NO821847A NO150042C (no) 1976-08-02 1982-06-03 Fremgangsmaate for fremstilling av gamma-pyroner
NO821851A NO150560C (no) 1976-08-02 1982-06-03 6,6`-oksybis-halogensubstituert-pyron-derivater og fremgangsmaae for fremstilling derav
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.

Country Status (36)

Country Link
JP (7) JPS5318578A (no)
AR (1) AR216080A1 (no)
AT (3) AT362790B (no)
BE (1) BE855965A (no)
BG (4) BG29136A3 (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) GB1538373A (no)
GR (1) GR68938B (no)
HK (5) HK30481A (no)
HU (4) HU180040B (no)
IE (5) IE45642B1 (no)
IT (1) IT1106258B (no)
LU (1) LU77600A1 (no)
MX (1) MX4597E (no)
MY (3) MY8100267A (no)
NL (5) NL170955C (no)
NO (7) NO150561C (no)
NZ (1) NZ184342A (no)
PH (5) PH13557A (no)
PL (4) PL115496B1 (no)
PT (1) PT66694B (no)
RO (4) RO78952A (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
PE20081596A1 (es) * 2007-03-28 2009-02-05 Apotex Technologies Inc Derivados fluorinados de deferiprona
BRPI0822206B8 (pt) 2008-04-25 2021-05-25 Apotex Tech Inc formulação líquida para deferiprona com um sabor agradável.
JP5611339B2 (ja) 2009-07-03 2014-10-22 アポテックス テクノロジーズ インク．Ａｐｏｔｅｘ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｉｎｃ． ３−ヒドロキシピリジン‐４−オンのフッ素化誘導体
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
FI831700A0 (fi) 1983-05-16
SE8200522L (sv) 1982-01-29
FI72119C (fi) 1987-04-13
IE45642B1 (en) 1982-10-20
DK153483B (da) 1988-07-18
HK30381A (en) 1981-07-10
CA1095921A (en) 1981-02-17
TR19652A (tr) 1979-09-17
RO78953A (ro) 1982-04-12
FI831700L (fi) 1983-05-16
PL115586B1 (en) 1981-04-30
NL182477C (nl) 1988-03-16
HK30781A (en) 1981-07-10
FI831703A0 (fi) 1983-05-16
PT66694B (en) 1978-11-17
NO150042C (no) 1984-08-15
DK153484C (da) 1988-11-28
NL182476C (nl) 1988-03-16
BG28988A4 (en) 1980-08-15
FI72720B (fi) 1987-03-31
IE45641B1 (en) 1982-10-20
MX4597E (es) 1982-06-25
NL182805B (nl) 1987-12-16
JPS5436269A (en) 1979-03-16
ES470743A1 (es) 1979-01-16
FI73424C (fi) 1987-10-09
ES470746A1 (es) 1979-01-16
NL182805C (nl) 1988-05-16
CH625798A5 (en) 1981-10-15
DK326086D0 (da) 1986-07-09
GB1538375A (en) 1979-01-17
CH626358A5 (en) 1981-11-13
NO772193L (no) 1978-02-03
CH626357A5 (en) 1981-11-13
RO78952A (ro) 1982-04-12
FI72723B (fi) 1987-03-31
NL8105539A (nl) 1982-04-01
DK153484B (da) 1988-07-18
FI72723C (fi) 1987-07-10
IE45641L (en) 1978-02-02
CS203922B2 (en) 1981-03-31
FI771934A (no) 1978-02-03
FI72721C (fi) 1987-07-10
NL8105538A (nl) 1982-04-01
SE444565B (sv) 1986-04-21
RO78951A2 (ro) 1982-04-12
FR2372821B1 (no) 1980-10-17
FI831702A0 (fi) 1983-05-16
GB1538373A (en) 1979-01-17
SE444564B (sv) 1986-04-21
MY8100267A (en) 1981-12-31
ES470744A1 (es) 1979-01-16
PH13557A (en) 1980-06-26
NO821850L (no) 1978-02-03
FI831701A0 (fi) 1983-05-16
SE445042B (sv) 1986-05-26
FI72721B (fi) 1987-03-31
BG28989A4 (en) 1980-08-15
FI73424B (fi) 1987-06-30
NO151365B (no) 1984-12-17
SE452616B (sv) 1987-12-07
BR7703970A (pt) 1978-07-04
AR216080A1 (es) 1979-11-30
IE790587L (en) 1978-02-02
SE433079B (sv) 1984-05-07
GB1538371A (en) 1979-01-17
NO834236L (no) 1978-02-03
FI831701L (fi) 1983-05-16
HK30481A (en) 1981-07-10
PT66694A (en) 1977-07-01
NO150559B (no) 1984-07-30
ATA440477A (de) 1980-11-15
PL199798A1 (pl) 1979-08-27
JPS5814433B2 (ja) 1983-03-18
NL182477B (nl) 1987-10-16
CH625235A5 (en) 1981-09-15
NL182476B (nl) 1987-10-16
IE790585L (en) 1978-02-02
NL7706811A (nl) 1978-02-06
GR68938B (no) 1982-03-29
FI72722B (fi) 1987-03-31
DK154079C (da) 1989-02-27
FI831704L (fi) 1983-05-16
DE2760221C2 (no) 1989-10-05
PH15185A (en) 1982-09-10
NL170955B (nl) 1982-08-16
PL215006A1 (pl) 1979-12-17
AT364356B (de) 1981-10-12
CS203921B2 (en) 1981-03-31
JPS5420500B2 (no) 1979-07-23
GB1538374A (en) 1979-01-17
HU185686B (en) 1985-03-28
JPS5436271A (en) 1979-03-16
ES470745A1 (es) 1979-01-16
ES459994A1 (es) 1978-11-16
AT363470B (de) 1981-08-10
NO821848L (no) 1978-02-03
JPS5729034B2 (no) 1982-06-19
DK153401C (da) 1988-11-28
NO821849L (no) 1978-02-03
NL182478C (nl) 1988-03-16
IE45644B1 (en) 1982-10-20
JPS5436268A (en) 1979-03-16
NO150561B (no) 1984-07-30
JPS5618596B2 (no) 1981-04-30
BE855965A (fr) 1977-12-21
DD132494A5 (de) 1978-10-04
FI72720C (fi) 1987-07-10
FI831703L (fi) 1983-05-16
RO74367A (ro) 1981-11-24
FI831702L (fi) 1983-05-16
YU274782A (en) 1983-12-31
SU955859A3 (ru) 1982-08-30
JPS5436267A (en) 1979-03-16
IE45643B1 (en) 1982-10-20
SE8200520L (sv) 1982-01-29
NL8105540A (nl) 1982-04-01
NO150043C (no) 1984-08-15
SE8200518L (sv) 1982-01-29
SE8200519L (sv) 1982-01-29
AU2601777A (en) 1978-09-21
NZ184342A (en) 1978-09-25
JPS5318578A (en) 1978-02-20
DK276177A (da) 1978-02-03
HU180040B (en) 1983-01-28
GB1538372A (en) 1979-01-17
NL170955C (nl) 1983-01-17
SE445041B (sv) 1986-05-26
YU146977A (en) 1983-06-30
CA1117541A (en) 1982-02-02
FI831704A0 (fi) 1983-05-16
FI72119B (fi) 1986-12-31
LU77600A1 (no) 1978-02-01
NO150560B (no) 1984-07-30
PH13926A (en) 1980-11-04
YU166383A (en) 1986-02-28
IE790586L (en) 1978-02-02
HU186026B (en) 1985-05-28
MY8100262A (en) 1981-12-31
DE2760220C2 (no) 1987-08-20
PL115496B1 (en) 1981-04-30
HK30581A (en) 1981-07-10
ATA124380A (de) 1981-03-15
YU42613B (en) 1988-10-31
SE7707035L (sv) 1978-02-03
AT362790B (de) 1981-06-10
FI72722C (fi) 1987-07-10
DK326086A (da) 1986-07-09
IT1106258B (it) 1985-11-11
SU1015826A3 (ru) 1983-04-30
BG28849A3 (en) 1980-07-15
EG13080A (en) 1981-03-31
HK30681A (en) 1981-07-10
IE790584L (en) 1978-02-02
YU270382A (en) 1983-10-31
FR2372821A1 (fr) 1978-06-30
NL182478B (nl) 1987-10-16
NO150561C (no) 1984-11-07
NO151365C (no) 1985-03-27
PH14625A (en) 1981-10-12
JPS5436266A (en) 1979-03-16
DE2728499A1 (de) 1978-02-09
BG29136A3 (en) 1980-09-15
CA1110254A (en) 1981-10-06
ATA124480A (de) 1981-01-15
PL215007A1 (pl) 1979-12-17
CS203923B2 (en) 1981-03-31
NO150560C (no) 1984-11-07
IE45645B1 (en) 1982-10-20
NO821847L (no) 1978-02-03
NO821851L (no) 1978-02-03
JPS5618597B2 (no) 1981-04-30
SE8200521L (sv) 1982-01-29
NL8105537A (nl) 1982-04-01
NO150043B (no) 1984-04-30
DK325986A (da) 1986-07-09
HU185687B (en) 1985-03-28
DK153483C (da) 1988-11-28
DK325986D0 (da) 1986-07-09
DK153401B (da) 1988-07-11
PL115497B1 (en) 1981-04-30
DE2728499C2 (de) 1986-04-03
MY8100287A (en) 1981-12-31
YU43190B (en) 1989-04-30
DK326186A (da) 1986-07-09
PH13874A (en) 1980-10-24
YU40166B (en) 1985-08-31
DK326186D0 (da) 1986-07-09
PL215008A1 (pl) 1979-12-17
NO150042B (no) 1984-04-30
DK154079B (da) 1988-10-10
JPS5436270A (en) 1979-03-16

Similar Documents

Publication Publication Date Title
SE440791B (sv) Forfarande for upparbetning av lignitkol
DK270377A (da) Cephalosporinderivater og fremgangsmaade til fremstilling deraf
NO803330L (no) Elektrolysoer og fremgangsmaate for elektrolysering
DK508077A (da) Hidtil ukendte spirolactoner og fremgangsmaade til fremstilling deraf
RO70569A (ro) Procedeu pentru prepararea alchilaminelor heterociclice
DK55377A (da) Polyoxygenerede labdan-derivater og fremgangsmaade til disses fremstilling
NO780991L (no) Roentgenopake forbindelser og fremgangsmaate for fremstilling derav
DK439077A (da) 1-aryloxy-2-hydroxy-3-alkylenaminopropaner og fremgangsmaade til fremstilling deraf
DK324777A (da) 15-deoxy-16-hydroxy-16-substituerede prostansyrer og beslagtede forbindelser
NO773548L (no) Fremgangsmaate for fremstilling av spiro-hydantoinderivater
RO80379A (ro) Procedeu pentru prepararea unor oentapeptide
DK154827C (da) Vaskemiddel og fremgangsmaade til fremstilling heraf
NO150559C (no) 4-halogen-dihydropyran-forbindelser og fremgangsmaate for fremstilling derav
IT1076788B (it) Procedimento per preparare organopolisilossani
DK539677A (da) Vaadvlies og fremgangsmaade til fremstilling deraf
IT7848522A0 (it) Composti 2-fenossi-5-trifluorometilpiridinici e procedimento per prepararli
DK150778A (da) Prostanderivater og fremgangsmaade til fremstilling heraf
TR19495A (tr) Huecre kueltuerue yapilmasina mahsus usul
SE431871B (sv) Forfarande for framstellning av 2-brom-6-fluor-n-2-imidazolidinylidenbensamin
DK154347C (da) Vaskemiddel og fremgangsmaade til fremstilling deraf
IT7849972A0 (it) Complessi magnesio-organici e procedimento per prepararli
NO150761C (no) 3,4-dihydro-2-metyl-4-okso-2h-1,2-benzotiazin-3-karboksylsyre-1,1-dioksyd og fremgangsmaate for fremstilling derav
SE421125B (sv) Forfarande for framstellning av 5-m-tolyloxiuracil
SE417315B (sv) Forfarande for framstellning av n-(merkaptoacyl)-histidiner
DK63080A (da) 25-hydroxy-24-oxochlostanderivater og fremgangsmaade til fremstilling deraf