CH501578A - Verfahren zur Herstellung eines Alkalimetallsalzes von Niederalkylhydroxymethylenmalonat - Google Patents

Verfahren zur Herstellung eines Alkalimetallsalzes von Niederalkylhydroxymethylenmalonat

Info

Publication number
CH501578A
CH501578A CH1457668A CH1457668A CH501578A CH 501578 A CH501578 A CH 501578A CH 1457668 A CH1457668 A CH 1457668A CH 1457668 A CH1457668 A CH 1457668A CH 501578 A CH501578 A CH 501578A
Authority
CH
Switzerland
Prior art keywords
malonate
preparation
alkali metal
lower alkyl
metal salt
Prior art date
Application number
CH1457668A
Other languages
English (en)
Inventor
James Tull Roger
Wells Tristram Edward
Rosegay Avery
Original Assignee
Merck & Co 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 Merck & Co Inc filed Critical Merck & Co Inc
Publication of CH501578A publication Critical patent/CH501578A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/66Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
    • C07C69/67Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
    • C07C69/708Ethers
    • AHUMAN NECESSITIES
    • A45HAND OR TRAVELLING ARTICLES
    • A45DHAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D2/00Hair-curling or hair-waving appliances ; Appliances for hair dressing treatment not otherwise provided for
    • A45D2/12Hair winders or hair curlers for use parallel to the scalp, i.e. flat-curlers
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/602Dicarboxylic acid esters having at least two carbon-to-carbon double bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/66Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
    • C07C69/73Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
    • C07C69/732Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids of unsaturated hydroxy carboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CH1457668A 1967-10-02 1968-09-30 Verfahren zur Herstellung eines Alkalimetallsalzes von Niederalkylhydroxymethylenmalonat CH501578A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67193767A 1967-10-02 1967-10-02

Publications (1)

Publication Number Publication Date
CH501578A true CH501578A (de) 1971-01-15

Family

ID=24696491

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1457668A CH501578A (de) 1967-10-02 1968-09-30 Verfahren zur Herstellung eines Alkalimetallsalzes von Niederalkylhydroxymethylenmalonat

Country Status (6)

Country Link
US (1) US3637812A (de)
CH (1) CH501578A (de)
DE (1) DE1800352A1 (de)
FR (1) FR1583036A (de)
GB (1) GB1212760A (de)
NL (1) NL6813435A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2426964C3 (de) * 1974-06-04 1979-06-07 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Alkoxymethylenmalonsäuredialkylestern
DE3415475A1 (de) * 1984-04-26 1985-11-07 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur herstellung von alkoxymethylenverbindungen von essigestern und substituierten essigestern
TWI562985B (en) * 2010-07-13 2016-12-21 Lonza Ag Process for the preparation of enolate salts of 4-fluoro-2-hydroxymethylene-3-oxobutyrates

Also Published As

Publication number Publication date
NL6813435A (de) 1969-04-08
US3637812A (en) 1972-01-25
GB1212760A (en) 1970-11-18
FR1583036A (de) 1969-10-10
DE1800352A1 (de) 1969-05-08

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Legal Events

Date Code Title Description
PL Patent ceased