DK359275A - Fremgangsmade til fremstilling af mellemprodukter - Google Patents

Fremgangsmade til fremstilling af mellemprodukter

Info

Publication number
DK359275A
DK359275A DK359275A DK359275A DK359275A DK 359275 A DK359275 A DK 359275A DK 359275 A DK359275 A DK 359275A DK 359275 A DK359275 A DK 359275A DK 359275 A DK359275 A DK 359275A
Authority
DK
Denmark
Prior art keywords
production procedure
intermediate production
procedure
production
Prior art date
Application number
DK359275A
Other languages
English (en)
Inventor
N Punja
Original Assignee
Ici 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 GB3575174A external-priority patent/GB1519290A/en
Application filed by Ici Ltd filed Critical Ici Ltd
Publication of DK359275A publication Critical patent/DK359275A/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK359275A 1974-08-14 1975-08-07 Fremgangsmade til fremstilling af mellemprodukter DK359275A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3575174A GB1519290A (en) 1974-08-14 1974-08-14 Process for preparing substituted cyclopropanes
GB2088575 1975-05-16

Publications (1)

Publication Number Publication Date
DK359275A true DK359275A (da) 1976-02-15

Family

ID=26254964

Family Applications (1)

Application Number Title Priority Date Filing Date
DK359275A DK359275A (da) 1974-08-14 1975-08-07 Fremgangsmade til fremstilling af mellemprodukter

Country Status (8)

Country Link
US (1) US4000180A (da)
JP (1) JPS5163152A (da)
DE (1) DE2536145A1 (da)
DK (1) DK359275A (da)
FR (1) FR2281919A1 (da)
IT (1) IT1044661B (da)
NL (1) NL7509631A (da)
NZ (1) NZ178295A (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195033A (en) * 1975-05-16 1980-03-25 Imperial Chemical Industries Limited 1-Acetyl or 1-cyano-2(2,2-dichlorovinyl)-3,3-dimethyl cyclopropane
AU511383B2 (en) * 1975-05-16 1980-08-14 Imperial Chemical Industries Ltd Intermediates inthe preparation of cyclopropanoid insecticides
US4198347A (en) * 1975-05-16 1980-04-15 Imperial Chemical Industries Limited 2(2,2-Dichlorovinyl)-3,3-dimethyl-cyclopropane carboxylates
GB1553818A (en) * 1975-07-24 1979-10-10 Nat Res Dev Synthesis of cyclopropane carboxylic acids
JPS5257142A (en) * 1975-10-30 1977-05-11 Sumitomo Chem Co Ltd Process for preparing dihalovinyl-cyclopropanecarboxylic acid derivati ves
JPS5253839A (en) * 1975-10-30 1977-04-30 Sumitomo Chem Co Ltd Preparation of 2-(2,2-dihalovinyl) cyclopropane crboxylic acids
GB1503857A (en) * 1976-05-25 1978-03-15 Cheminova As Production of chrysanthemic acid esters and homologues thereof
DE2623848A1 (de) * 1976-05-28 1977-12-08 Bayer Ag Verfahren zur herstellung von 2,2- dimethyl-3-(2',2'-dihalogenvinyl)-cyclopropan-1-carbonsaeureester
GB1578139A (en) * 1976-07-07 1980-11-05 Ici Ltd Preparation of alicyclic compounds
GB1581340A (en) * 1976-07-26 1980-12-10 Shell Int Research Preparation of esters
DE2638453A1 (de) 1976-08-26 1978-03-02 Bayer Ag Verfahren zur decarbalkoxylierung von carbonsaeureestern
NZ185635A (en) * 1976-11-18 1980-04-28 Ici Ltd Preparation of 3-dihalovinyl-2,2-dimethylcyclopropane carboxylic acid derivatives
US4526987A (en) * 1978-02-06 1985-07-02 Fmc Corporation Alkyl 6,6-dimethyl-2-oxo-3-oxabicyclo[3.1.0]hexane-1-carboxylates
EP0007154B1 (en) * 1978-04-28 1981-12-30 Imperial Chemical Industries Plc Process for the preparation of cyclopropane derivatives, intermediates in the synthesis of pyrethroid insecticides
US4174348A (en) * 1978-05-30 1979-11-13 Shell Internationale Research Maatschappij B. V. Preparation of cyclopropanecarbonitriles
US4211720A (en) * 1978-05-30 1980-07-08 Shell International Research Maatschappij B.V. Preparation of cyano-substituted cyclopropane derivatives
DK276879A (da) * 1978-07-18 1980-01-19 Ici Ltd Fremgangsmaade til fremstilling af cyclopropannitriler
FR2485004A1 (fr) * 1980-06-20 1981-12-24 Roussel Uclaf Derives cyclopropane-1-carboxyliques et leurs sels, leur preparation et leur application a la synthese d'intermediaires de composes pyrethrinoides de configuration cis
NL8203002A (nl) * 1981-08-06 1983-03-01 Shell Int Research Stereospecifieke decarboxylering van dihalogeenvinylcyclopropaancarbonzuren.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1269127A (fr) * 1960-06-20 1961-08-11 Rhone Poulenc Sa Procédé de préparation de l'acide chrysanthémique
FR1356949A (fr) * 1962-12-13 1964-04-03 Rhone Poulenc Sa Procédé de préparation de dérivés de l'acide cyclopropanecarboxylique
US3786052A (en) * 1966-08-26 1974-01-15 J Martel Novel cyclopropanecarboxylic acids and esters
FR92123E (fr) * 1966-10-12 1968-09-27 Rhone Poulenc Sa Nouveau procédé de préparation de l'acide chrysanthémique

Also Published As

Publication number Publication date
DE2536145A1 (de) 1976-02-26
IT1044661B (it) 1980-04-21
NL7509631A (nl) 1976-02-17
US4000180A (en) 1976-12-28
FR2281919A1 (fr) 1976-03-12
FR2281919B1 (da) 1979-08-24
NZ178295A (en) 1978-04-03
AU8368075A (en) 1977-02-10
JPS5163152A (da) 1976-06-01

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment