DK123019B - Fremgangsmåde til fremstilling af ketoalkensyrer eller syrederivater deraf indeholdende mindst fire halogenatomer. - Google Patents

Fremgangsmåde til fremstilling af ketoalkensyrer eller syrederivater deraf indeholdende mindst fire halogenatomer.

Info

Publication number
DK123019B
DK123019B DK196067AA DK196067A DK123019B DK 123019 B DK123019 B DK 123019B DK 196067A A DK196067A A DK 196067AA DK 196067 A DK196067 A DK 196067A DK 123019 B DK123019 B DK 123019B
Authority
DK
Denmark
Prior art keywords
ketoalkenic
acids
preparation
halogen atoms
acid derivatives
Prior art date
Application number
DK196067AA
Other languages
Danish (da)
English (en)
Inventor
W Erby
R Walde
Original Assignee
Air Prod & Chem
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 Air Prod & Chem filed Critical Air Prod & Chem
Publication of DK123019B publication Critical patent/DK123019B/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/58One oxygen atom, e.g. butenolide
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK196067AA 1966-04-08 1967-04-07 Fremgangsmåde til fremstilling af ketoalkensyrer eller syrederivater deraf indeholdende mindst fire halogenatomer. DK123019B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54109666A 1966-04-08 1966-04-08

Publications (1)

Publication Number Publication Date
DK123019B true DK123019B (da) 1972-05-08

Family

ID=24158160

Family Applications (1)

Application Number Title Priority Date Filing Date
DK196067AA DK123019B (da) 1966-04-08 1967-04-07 Fremgangsmåde til fremstilling af ketoalkensyrer eller syrederivater deraf indeholdende mindst fire halogenatomer.

Country Status (10)

Country Link
US (1) US3577546A (ref)
BE (1) BE696803A (ref)
DE (1) DE1618051A1 (ref)
DK (1) DK123019B (ref)
ES (1) ES338958A1 (ref)
FR (1) FR2558M (ref)
GB (1) GB1185200A (ref)
IL (1) IL27756A (ref)
NL (1) NL6704989A (ref)
SE (1) SE352620B (ref)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117720633B (zh) * 2024-02-08 2024-05-14 鄂尔多斯市中心医院(内蒙古自治区超声影像研究所) 一种蜱的镇痛蛋白及其编码基因在镇痛中的应用

Also Published As

Publication number Publication date
BE696803A (ref) 1967-10-09
NL6704989A (ref) 1967-10-09
US3577546A (en) 1971-05-04
IL27756A (en) 1972-08-30
SE352620B (ref) 1973-01-08
FR2558M (fr) 1964-05-25
ES338958A1 (es) 1968-09-01
GB1185200A (en) 1970-03-25
DE1618051A1 (de) 1970-10-22

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