FR2245611A1 - 2-Substd-cyclopent-2-ene-1-ones - prepd by base catalysed isomerisation of the 5-substd-cyclopent-2-ene-1-ones - Google Patents

2-Substd-cyclopent-2-ene-1-ones - prepd by base catalysed isomerisation of the 5-substd-cyclopent-2-ene-1-ones

Info

Publication number
FR2245611A1
FR2245611A1 FR7428263A FR7428263A FR2245611A1 FR 2245611 A1 FR2245611 A1 FR 2245611A1 FR 7428263 A FR7428263 A FR 7428263A FR 7428263 A FR7428263 A FR 7428263A FR 2245611 A1 FR2245611 A1 FR 2245611A1
Authority
FR
France
Prior art keywords
substd
cyclopent
ene
ones
prepd
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.)
Withdrawn
Application number
FR7428263A
Other languages
French (fr)
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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 JP9109573A external-priority patent/JPS532858B2/ja
Priority claimed from JP48091097A external-priority patent/JPS5250784B2/ja
Priority claimed from JP9109673A external-priority patent/JPS558981B2/ja
Priority claimed from JP9128173A external-priority patent/JPS558982B2/ja
Priority claimed from JP9381073A external-priority patent/JPS532859B2/ja
Priority claimed from JP48093811A external-priority patent/JPS5250785B2/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of FR2245611A1 publication Critical patent/FR2245611A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C07D317/72—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 spiro-condensed with carbocyclic rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Cpds. of formula (I) (where R = H or a 1-10C hydrocarbon residue and n = 1-8) are used to prepare (by base catalysed isomerisation) the corresp. 2-substd. cyclopent-2-ere-1-one) (II) which are prostaglendin inters. Same (II) are hypotensives and platelet aggregation inhibitors.
FR7428263A 1973-08-14 1974-08-14 2-Substd-cyclopent-2-ene-1-ones - prepd by base catalysed isomerisation of the 5-substd-cyclopent-2-ene-1-ones Withdrawn FR2245611A1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP9109573A JPS532858B2 (en) 1973-08-14 1973-08-14
JP48091097A JPS5250784B2 (en) 1973-08-14 1973-08-14
JP9109673A JPS558981B2 (en) 1973-08-14 1973-08-14
JP9128173A JPS558982B2 (en) 1973-08-16 1973-08-16
JP9381073A JPS532859B2 (en) 1973-08-23 1973-08-23
JP48093811A JPS5250785B2 (en) 1973-08-23 1973-08-23

Publications (1)

Publication Number Publication Date
FR2245611A1 true FR2245611A1 (en) 1975-04-25

Family

ID=27551833

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428263A Withdrawn FR2245611A1 (en) 1973-08-14 1974-08-14 2-Substd-cyclopent-2-ene-1-ones - prepd by base catalysed isomerisation of the 5-substd-cyclopent-2-ene-1-ones

Country Status (3)

Country Link
DE (1) DE2439089A1 (en)
FR (1) FR2245611A1 (en)
NL (1) NL7410890A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2063858B (en) * 1979-11-30 1983-09-21 Erba Farmitalia Process for the preparation of n-butyl 2-oxo-cyclopent-5-enylacetate
AU2002352402A1 (en) * 2001-12-14 2003-06-30 Charterhouse Therapeutics Limited Improvements in pharmaceutical compositions

Also Published As

Publication number Publication date
NL7410890A (en) 1975-02-18
DE2439089A1 (en) 1975-03-13

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Legal Events

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