CA2072019A1 - Procede d'obtention de dialkyl 3-thienylmalonates - Google Patents

Procede d'obtention de dialkyl 3-thienylmalonates

Info

Publication number
CA2072019A1
CA2072019A1 CA 2072019 CA2072019A CA2072019A1 CA 2072019 A1 CA2072019 A1 CA 2072019A1 CA 2072019 CA2072019 CA 2072019 CA 2072019 A CA2072019 A CA 2072019A CA 2072019 A1 CA2072019 A1 CA 2072019A1
Authority
CA
Canada
Prior art keywords
copper
mol
dialkyl
bromothiophene
reaction
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.)
Abandoned
Application number
CA 2072019
Other languages
English (en)
Inventor
Knut Riedel
Heinz Litterer
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.)
Hoechst AG
Original Assignee
Individual
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 DE19893942952 external-priority patent/DE3942952A1/de
Priority claimed from DE19904005258 external-priority patent/DE4005258A1/de
Application filed by Individual filed Critical Individual
Publication of CA2072019A1 publication Critical patent/CA2072019A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D333/00Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/06Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
    • C07D333/24Radicals 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
CA 2072019 1989-12-23 1990-12-11 Procede d'obtention de dialkyl 3-thienylmalonates Abandoned CA2072019A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19893942952 DE3942952A1 (de) 1989-12-23 1989-12-23 Verfahren zur herstellung von 3-thienylmalonsaeure-dialkylestern
DEP3942952.0 1989-12-23
DEP4005258.3 1990-02-20
DE19904005258 DE4005258A1 (de) 1990-02-20 1990-02-20 Verfahren zur herstellung von 3-thienylmalonsaeuredialkylestern

Publications (1)

Publication Number Publication Date
CA2072019A1 true CA2072019A1 (fr) 1991-06-24

Family

ID=25888510

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2072019 Abandoned CA2072019A1 (fr) 1989-12-23 1990-12-11 Procede d'obtention de dialkyl 3-thienylmalonates

Country Status (4)

Country Link
EP (1) EP0506687A1 (fr)
JP (1) JPH05501414A (fr)
CA (1) CA2072019A1 (fr)
WO (1) WO1991009854A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10201789B2 (en) 2013-12-27 2019-02-12 Sintokogio, Ltd. Dispersing device, a dispersing system, and a process for dispersing
FR3042985A1 (fr) * 2015-11-04 2017-05-05 Commissariat Energie Atomique Dispositif de melange de poudres par fluide cryogenique
FR3042986B1 (fr) * 2015-11-04 2017-12-15 Commissariat Energie Atomique Dispositif de melange de poudres par fluide cryogenique et generation de vibrations

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1359991A (en) * 1970-11-25 1974-07-17 Beecham Group Ltd 3-thienylacetic acid and derivatives thereof
GB2009158B (en) * 1977-12-06 1982-05-06 Oce Andeno Bv Thienylmalonic acid and diesters thereof

Also Published As

Publication number Publication date
WO1991009854A1 (fr) 1991-07-11
EP0506687A1 (fr) 1992-10-07
JPH05501414A (ja) 1993-03-18

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead