JPS52122319A - Method of manufacturing ketoalkinic acid and use for improved synthesis of 22*substituted**cyclopentanee1*3* 44trion - Google Patents

Method of manufacturing ketoalkinic acid and use for improved synthesis of 22*substituted**cyclopentanee1*3* 44trion

Info

Publication number
JPS52122319A
JPS52122319A JP1726877A JP1726877A JPS52122319A JP S52122319 A JPS52122319 A JP S52122319A JP 1726877 A JP1726877 A JP 1726877A JP 1726877 A JP1726877 A JP 1726877A JP S52122319 A JPS52122319 A JP S52122319A
Authority
JP
Japan
Prior art keywords
ketoalkinic
44trion
substituted
acid
manufacturing
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP1726877A
Other languages
English (en)
Inventor
Furanshisu Rebaaman Roorensu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Corp
Original Assignee
Miles Laboratories Inc
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 Miles Laboratories Inc filed Critical Miles Laboratories Inc
Publication of JPS52122319A publication Critical patent/JPS52122319A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/76—Unsaturated compounds containing keto groups
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/16—Radicals substituted by halogen atoms or nitro radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/30—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
JP1726877A 1976-02-23 1977-02-21 Method of manufacturing ketoalkinic acid and use for improved synthesis of 22*substituted**cyclopentanee1*3* 44trion Pending JPS52122319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/660,270 US4026911A (en) 1976-02-23 1976-02-23 Process for the preparation of ketoalkynoic acids and use of the process in an improved synthesis of 2-(substituted)-cyclo-pentane-1,3,4-triones

Publications (1)

Publication Number Publication Date
JPS52122319A true JPS52122319A (en) 1977-10-14

Family

ID=24648805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1726877A Pending JPS52122319A (en) 1976-02-23 1977-02-21 Method of manufacturing ketoalkinic acid and use for improved synthesis of 22*substituted**cyclopentanee1*3* 44trion

Country Status (6)

Country Link
US (1) US4026911A (ja)
JP (1) JPS52122319A (ja)
CA (1) CA1082215A (ja)
DE (1) DE2707128A1 (ja)
FR (2) FR2357521A1 (ja)
GB (1) GB1530535A (ja)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB859897A (en) * 1958-07-05 1961-01-25 Roche Products Ltd Novel unsaturated acids and esters thereof and a process for the manufacture and conversion of same
GB1370022A (en) * 1971-03-25 1974-10-09 Unilever Ltd Process for preparing ethylenic carboxylic acids

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JOURNAL OF AMERICAN CHEMICAL SOCIETY#V97#N4=1975US *
TETRAHEDRON LETERS#V4=1976 *

Also Published As

Publication number Publication date
DE2707128A1 (de) 1977-08-25
FR2357521A1 (fr) 1978-02-03
FR2361334B1 (ja) 1980-02-01
FR2361334A1 (fr) 1978-03-10
GB1530535A (en) 1978-11-01
CA1082215A (en) 1980-07-22
FR2357521B1 (ja) 1980-02-22
US4026911A (en) 1977-05-31

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