DK137536B - Analogifremgangsmåde til fremstilling af derivater af 6-methyl-2H-pyran-2,4(3H)-dion. - Google Patents

Analogifremgangsmåde til fremstilling af derivater af 6-methyl-2H-pyran-2,4(3H)-dion.

Info

Publication number
DK137536B
DK137536B DK283173AA DK283173A DK137536B DK 137536 B DK137536 B DK 137536B DK 283173A A DK283173A A DK 283173AA DK 283173 A DK283173 A DK 283173A DK 137536 B DK137536 B DK 137536B
Authority
DK
Denmark
Prior art keywords
pyran
dione
derivatives
methyl
preparation
Prior art date
Application number
DK283173AA
Other languages
English (en)
Other versions
DK137536C (da
Inventor
Masaji Ohno
Mutsuo Kataoka
Original Assignee
Zaidan Hojin Biseibutsu
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
Application filed by Zaidan Hojin Biseibutsu filed Critical Zaidan Hojin Biseibutsu
Publication of DK137536B publication Critical patent/DK137536B/da
Application granted granted Critical
Publication of DK137536C publication Critical patent/DK137536C/da

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
    • C07D309/34—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/12—Antihypertensives

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • General Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
DK283173AA 1972-05-24 1973-05-23 Analogifremgangsmåde til fremstilling af derivater af 6-methyl-2H-pyran-2,4(3H)-dion. DK137536B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5077672A JPS5336472B2 (da) 1972-05-24 1972-05-24

Publications (2)

Publication Number Publication Date
DK137536B true DK137536B (da) 1978-03-20
DK137536C DK137536C (da) 1978-09-11

Family

ID=12868221

Family Applications (1)

Application Number Title Priority Date Filing Date
DK283173AA DK137536B (da) 1972-05-24 1973-05-23 Analogifremgangsmåde til fremstilling af derivater af 6-methyl-2H-pyran-2,4(3H)-dion.

Country Status (10)

Country Link
US (1) US3963756A (da)
JP (1) JPS5336472B2 (da)
CA (1) CA997357A (da)
CH (1) CH588482A5 (da)
DE (1) DE2326578A1 (da)
DK (1) DK137536B (da)
FR (1) FR2185391B1 (da)
GB (1) GB1399311A (da)
NL (1) NL7306723A (da)
SE (1) SE402914B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5549494A (en) * 1978-10-04 1980-04-09 Showa Sakusen Kk Method and device for dredging and rejuvenating deep well sunk
US4741755A (en) * 1986-06-09 1988-05-03 Stauffer Chemical Company Certain 4-oxo-3-benzoylvalerolactones and thiolactones
KR20000069113A (ko) * 1997-09-26 2000-11-25 히라이 가쯔히꼬 케톤 유도체 및 그의 의약 용도
US6596686B2 (en) * 2001-03-12 2003-07-22 International Flavors & Fragrances Inc. Use of dihydropyrans as fragrance Material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS411412B1 (da) * 1963-02-27 1966-02-03
US3634458A (en) * 1969-11-03 1972-01-11 Dow Chemical Co 2h 5h-pyrano(4 3-b)-4(3h) 5-diones

Also Published As

Publication number Publication date
FR2185391B1 (da) 1976-12-31
DE2326578A1 (de) 1973-12-06
US3963756A (en) 1976-06-15
CA997357A (en) 1976-09-21
CH588482A5 (da) 1977-06-15
JPS495975A (da) 1974-01-19
JPS5336472B2 (da) 1978-10-03
NL7306723A (da) 1973-11-27
GB1399311A (en) 1975-07-02
DK137536C (da) 1978-09-11
FR2185391A1 (da) 1974-01-04
SE402914B (sv) 1978-07-24

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Legal Events

Date Code Title Description
PBP Patent lapsed