BG29136A3 - Метод за получаване на 6,6'-оксибис (4-хало-2н-пиран-3(6н)-они) - Google Patents

Метод за получаване на 6,6'-оксибис (4-хало-2н-пиран-3(6н)-они)

Info

Publication number
BG29136A3
BG29136A3 BG042608A BG4260877A BG29136A3 BG 29136 A3 BG29136 A3 BG 29136A3 BG 042608 A BG042608 A BG 042608A BG 4260877 A BG4260877 A BG 4260877A BG 29136 A3 BG29136 A3 BG 29136A3
Authority
BG
Bulgaria
Prior art keywords
halo
oxibis
pyran
preparation
pyrin
Prior art date
Application number
BG042608A
Other languages
Bulgarian (bg)
English (en)
Inventor
Thomas Brennan
Daniel Brannegan
Paul Weeks
Donald Kuhla
Original Assignee
Pfizer Inc., a corporation organized аnd existing under the laws of the State of Delaware
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 Inc., a corporation organized аnd existing under the laws of the State of Delaware filed Critical Pfizer Inc., a corporation organized аnd existing under the laws of the State of Delaware
Publication of BG29136A3 publication Critical patent/BG29136A3/xx

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)
  • Saccharide Compounds (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Picture Signal Circuits (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)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Seasonings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Control Of El Displays (AREA)
BG042608A 1976-08-02 1977-07-14 Метод за получаване на 6,6'-оксибис (4-хало-2н-пиран-3(6н)-они) BG29136A3 (bg)

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 (1)

Publication Number Publication Date
BG29136A3 true BG29136A3 (bg) 1980-09-15

Family

ID=27108548

Family Applications (4)

Application Number Title Priority Date Filing Date
BG042608A BG29136A3 (bg) 1976-08-02 1977-07-14 Метод за получаване на 6,6'-оксибис (4-хало-2н-пиран-3(6н)-они)
BG036892A BG28849A3 (bg) 1976-08-02 1977-07-14 Метод за получаване на гамапирони
BG7742606A BG28988A4 (en) 1976-08-02 1977-07-14 Method of obtaining of 4- halo- dihydropropyrans
BG7942607A BG28989A4 (en) 1976-08-02 1977-07-14 Method of obtaining of 6- substituated dihydropyrans

Family Applications After (3)

Application Number Title Priority Date Filing Date
BG036892A BG28849A3 (bg) 1976-08-02 1977-07-14 Метод за получаване на гамапирони
BG7742606A BG28988A4 (en) 1976-08-02 1977-07-14 Method of obtaining of 4- halo- dihydropropyrans
BG7942607A BG28989A4 (en) 1976-08-02 1977-07-14 Method of obtaining of 6- substituated dihydropyrans

Country Status (36)

Country Link
JP (7) JPS5318578A (enrdf_load_stackoverflow)
AR (1) AR216080A1 (enrdf_load_stackoverflow)
AT (3) AT362790B (enrdf_load_stackoverflow)
BE (1) BE855965A (enrdf_load_stackoverflow)
BG (4) BG29136A3 (enrdf_load_stackoverflow)
BR (1) BR7703970A (enrdf_load_stackoverflow)
CA (3) CA1095921A (enrdf_load_stackoverflow)
CH (4) CH625798A5 (enrdf_load_stackoverflow)
CS (3) CS203921B2 (enrdf_load_stackoverflow)
DD (1) DD132494A5 (enrdf_load_stackoverflow)
DE (3) DE2728499C2 (enrdf_load_stackoverflow)
DK (4) DK153483C (enrdf_load_stackoverflow)
EG (1) EG13080A (enrdf_load_stackoverflow)
ES (5) ES459994A1 (enrdf_load_stackoverflow)
FI (6) FI72722C (enrdf_load_stackoverflow)
FR (1) FR2372821A1 (enrdf_load_stackoverflow)
GB (5) GB1538374A (enrdf_load_stackoverflow)
GR (1) GR68938B (enrdf_load_stackoverflow)
HK (5) HK30681A (enrdf_load_stackoverflow)
HU (4) HU185686B (enrdf_load_stackoverflow)
IE (5) IE45642B1 (enrdf_load_stackoverflow)
IT (1) IT1106258B (enrdf_load_stackoverflow)
LU (1) LU77600A1 (enrdf_load_stackoverflow)
MX (1) MX4597E (enrdf_load_stackoverflow)
MY (3) MY8100267A (enrdf_load_stackoverflow)
NL (5) NL170955C (enrdf_load_stackoverflow)
NO (7) NO150561C (enrdf_load_stackoverflow)
NZ (1) NZ184342A (enrdf_load_stackoverflow)
PH (5) PH13557A (enrdf_load_stackoverflow)
PL (4) PL115497B1 (enrdf_load_stackoverflow)
PT (1) PT66694B (enrdf_load_stackoverflow)
RO (4) RO78953A (enrdf_load_stackoverflow)
SE (6) SE433079B (enrdf_load_stackoverflow)
SU (2) SU955859A3 (enrdf_load_stackoverflow)
TR (1) TR19652A (enrdf_load_stackoverflow)
YU (4) YU40166B (enrdf_load_stackoverflow)

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 (enrdf_load_stackoverflow) * 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 (enrdf_load_stackoverflow) * 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
MX2009010407A (es) 2007-03-28 2009-12-01 Apotex Technologies Inc Derivados fluorados de deferiprona.
CN102014904B (zh) 2008-04-25 2013-02-06 阿普泰克斯科技公司 具有适口味道的去铁酮液体配制品
US9073865B2 (en) 2009-07-03 2015-07-07 Apotex Technologies Inc. Fluorinated derivates 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 (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 (enrdf_load_stackoverflow) * 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
NL7706811A (nl) 1978-02-06
EG13080A (en) 1981-03-31
NL182476B (nl) 1987-10-16
JPS5420500B2 (enrdf_load_stackoverflow) 1979-07-23
JPS5436270A (en) 1979-03-16
BG28988A4 (en) 1980-08-15
SU955859A3 (ru) 1982-08-30
ES470743A1 (es) 1979-01-16
DK326186A (da) 1986-07-09
IE790584L (en) 1978-02-02
JPS5436266A (en) 1979-03-16
DK276177A (da) 1978-02-03
GR68938B (enrdf_load_stackoverflow) 1982-03-29
DE2760220C2 (enrdf_load_stackoverflow) 1987-08-20
CS203921B2 (en) 1981-03-31
IE45641L (en) 1978-02-02
YU146977A (en) 1983-06-30
PL215007A1 (pl) 1979-12-17
FI831703L (fi) 1983-05-16
FI72721C (fi) 1987-07-10
DK325986D0 (da) 1986-07-09
PH14625A (en) 1981-10-12
FI831702A0 (fi) 1983-05-16
RO74367A (ro) 1981-11-24
SE8200521L (sv) 1982-01-29
IE790587L (en) 1978-02-02
AR216080A1 (es) 1979-11-30
NO150043B (no) 1984-04-30
DK153401C (da) 1988-11-28
GB1538371A (en) 1979-01-17
PH13874A (en) 1980-10-24
ES459994A1 (es) 1978-11-16
FI72720C (fi) 1987-07-10
NL182477C (nl) 1988-03-16
NO150042B (no) 1984-04-30
NO151365B (no) 1984-12-17
DK153484B (da) 1988-07-18
IT1106258B (it) 1985-11-11
HK30581A (en) 1981-07-10
YU270382A (en) 1983-10-31
YU166383A (en) 1986-02-28
ES470744A1 (es) 1979-01-16
NO150560C (no) 1984-11-07
FI72722B (fi) 1987-03-31
GB1538373A (en) 1979-01-17
SE433079B (sv) 1984-05-07
PH15185A (en) 1982-09-10
SE445042B (sv) 1986-05-26
FI831704A0 (fi) 1983-05-16
NO821849L (no) 1978-02-03
PL115586B1 (en) 1981-04-30
DK153401B (da) 1988-07-11
FI72723B (fi) 1987-03-31
ATA124480A (de) 1981-01-15
BG28989A4 (en) 1980-08-15
SE8200519L (sv) 1982-01-29
SE8200518L (sv) 1982-01-29
AT362790B (de) 1981-06-10
NO821850L (no) 1978-02-03
MY8100262A (en) 1981-12-31
RO78953A (ro) 1982-04-12
JPS5729034B2 (enrdf_load_stackoverflow) 1982-06-19
TR19652A (tr) 1979-09-17
HU185687B (en) 1985-03-28
HK30381A (en) 1981-07-10
PL215006A1 (pl) 1979-12-17
PH13557A (en) 1980-06-26
HK30681A (en) 1981-07-10
PL115497B1 (en) 1981-04-30
RO78952A (ro) 1982-04-12
SU1015826A3 (ru) 1983-04-30
DK153483C (da) 1988-11-28
IE45642B1 (en) 1982-10-20
GB1538372A (en) 1979-01-17
YU42613B (en) 1988-10-31
DK153483B (da) 1988-07-18
FI831700A0 (fi) 1983-05-16
FI72119B (fi) 1986-12-31
CS203923B2 (en) 1981-03-31
GB1538374A (en) 1979-01-17
HU185686B (en) 1985-03-28
PL115496B1 (en) 1981-04-30
DK326086D0 (da) 1986-07-09
DE2728499C2 (de) 1986-04-03
FI73424B (fi) 1987-06-30
DK325986A (da) 1986-07-09
NO150559B (no) 1984-07-30
DK326086A (da) 1986-07-09
ATA124380A (de) 1981-03-15
JPS5436269A (en) 1979-03-16
NL8105539A (nl) 1982-04-01
PT66694A (en) 1977-07-01
FR2372821A1 (fr) 1978-06-30
ES470746A1 (es) 1979-01-16
HU180040B (en) 1983-01-28
NL8105537A (nl) 1982-04-01
NL170955B (nl) 1982-08-16
NO150043C (no) 1984-08-15
FI831700L (fi) 1983-05-16
NO150561B (no) 1984-07-30
ATA440477A (de) 1980-11-15
JPS5618596B2 (enrdf_load_stackoverflow) 1981-04-30
NO150559C (no) 1984-11-07
CA1117541A (en) 1982-02-02
NL8105540A (nl) 1982-04-01
CS203922B2 (en) 1981-03-31
SE444564B (sv) 1986-04-21
FI72721B (fi) 1987-03-31
FI72720B (fi) 1987-03-31
NO151365C (no) 1985-03-27
CH625235A5 (en) 1981-09-15
DK326186D0 (da) 1986-07-09
NZ184342A (en) 1978-09-25
YU274782A (en) 1983-12-31
YU40166B (en) 1985-08-31
RO78951A2 (ro) 1982-04-12
FR2372821B1 (enrdf_load_stackoverflow) 1980-10-17
NL182478B (nl) 1987-10-16
SE444565B (sv) 1986-04-21
DE2760221C2 (enrdf_load_stackoverflow) 1989-10-05
AT364356B (de) 1981-10-12
NL182478C (nl) 1988-03-16
NO150042C (no) 1984-08-15
BE855965A (fr) 1977-12-21
HK30781A (en) 1981-07-10
PL199798A1 (pl) 1979-08-27
FI831701A0 (fi) 1983-05-16
DK154079C (da) 1989-02-27
NL182477B (nl) 1987-10-16
IE45643B1 (en) 1982-10-20
PL215008A1 (pl) 1979-12-17
GB1538375A (en) 1979-01-17
IE790586L (en) 1978-02-02
SE7707035L (sv) 1978-02-03
NL8105538A (nl) 1982-04-01
CA1110254A (en) 1981-10-06
ES470745A1 (es) 1979-01-16
FI72119C (fi) 1987-04-13
DE2728499A1 (de) 1978-02-09
MX4597E (es) 1982-06-25
SE445041B (sv) 1986-05-26
BR7703970A (pt) 1978-07-04
JPS5318578A (en) 1978-02-20
MY8100267A (en) 1981-12-31
FI771934A7 (enrdf_load_stackoverflow) 1978-02-03
JPS5436271A (en) 1979-03-16
DD132494A5 (de) 1978-10-04
JPS5814433B2 (ja) 1983-03-18
NL182805C (nl) 1988-05-16
IE45644B1 (en) 1982-10-20
FI73424C (fi) 1987-10-09
DK154079B (da) 1988-10-10
IE45645B1 (en) 1982-10-20
HK30481A (en) 1981-07-10
AU2601777A (en) 1978-09-21
CH626358A5 (en) 1981-11-13
LU77600A1 (enrdf_load_stackoverflow) 1978-02-01
SE8200520L (sv) 1982-01-29
NL182805B (nl) 1987-12-16
HU186026B (en) 1985-05-28
CH625798A5 (en) 1981-10-15
FI72723C (fi) 1987-07-10
FI831701L (fi) 1983-05-16
IE790585L (en) 1978-02-02
NO150561C (no) 1984-11-07
NL182476C (nl) 1988-03-16
JPS5618597B2 (enrdf_load_stackoverflow) 1981-04-30
FI831702L (fi) 1983-05-16
NL170955C (nl) 1983-01-17
SE8200522L (sv) 1982-01-29
FI831704L (fi) 1983-05-16
NO821851L (no) 1978-02-03
NO772193L (no) 1978-02-03
NO821848L (no) 1978-02-03
FI72722C (fi) 1987-07-10
IE45641B1 (en) 1982-10-20
DK153484C (da) 1988-11-28
JPS5436268A (en) 1979-03-16
CA1095921A (en) 1981-02-17
SE452616B (sv) 1987-12-07
NO834236L (no) 1978-02-03
FI831703A0 (fi) 1983-05-16
NO821847L (no) 1978-02-03
PH13926A (en) 1980-11-04
CH626357A5 (en) 1981-11-13
MY8100287A (en) 1981-12-31
YU43190B (en) 1989-04-30
AT363470B (de) 1981-08-10
PT66694B (en) 1978-11-17
NO150560B (no) 1984-07-30
JPS5436267A (en) 1979-03-16
BG28849A3 (bg) 1980-07-15

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