CH514573A - Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H-pyran - Google Patents

Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H-pyran

Info

Publication number
CH514573A
CH514573A CH810869A CH810869A CH514573A CH 514573 A CH514573 A CH 514573A CH 810869 A CH810869 A CH 810869A CH 810869 A CH810869 A CH 810869A CH 514573 A CH514573 A CH 514573A
Authority
CH
Switzerland
Prior art keywords
haloacetyl
halomethyl
dioxo
pyran
dihydro
Prior art date
Application number
CH810869A
Other languages
German (de)
English (en)
Inventor
Boosen Karl-Josef Dr Dipl-Chem
Original Assignee
Lonza Ag
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 Lonza Ag filed Critical Lonza Ag
Priority to CH810869A priority Critical patent/CH514573A/de
Priority to DE19702025572 priority patent/DE2025572A1/de
Priority to GB1258033D priority patent/GB1258033A/en
Priority to NL7007664A priority patent/NL7007664A/xx
Priority to FR7019846A priority patent/FR2043794A1/fr
Publication of CH514573A publication Critical patent/CH514573A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
CH810869A 1969-05-29 1969-05-29 Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H-pyran CH514573A (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH810869A CH514573A (de) 1969-05-29 1969-05-29 Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H-pyran
DE19702025572 DE2025572A1 (de) 1969-05-29 1970-05-26 Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H pyran
GB1258033D GB1258033A (fi) 1969-05-29 1970-05-27
NL7007664A NL7007664A (fi) 1969-05-29 1970-05-27
FR7019846A FR2043794A1 (fi) 1969-05-29 1970-05-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH810869A CH514573A (de) 1969-05-29 1969-05-29 Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H-pyran

Publications (1)

Publication Number Publication Date
CH514573A true CH514573A (de) 1971-10-31

Family

ID=4335282

Family Applications (1)

Application Number Title Priority Date Filing Date
CH810869A CH514573A (de) 1969-05-29 1969-05-29 Verfahren zur Herstellung von 3-Halogenacetyl-6-halogenmethyl-2,4-dioxo-2,3-dihydro-4-H-pyran

Country Status (5)

Country Link
CH (1) CH514573A (fi)
DE (1) DE2025572A1 (fi)
FR (1) FR2043794A1 (fi)
GB (1) GB1258033A (fi)
NL (1) NL7007664A (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993006235A1 (en) * 1991-09-20 1993-04-01 Zeneca Limited Process for the preparation of enantiomerically pure 4-hydroxytetrahydro-2-pyranone derivatives
JP2002363174A (ja) 2001-06-08 2002-12-18 Sumitomo Chem Co Ltd ピロン化合物及びその用途

Also Published As

Publication number Publication date
DE2025572A1 (de) 1970-12-03
GB1258033A (fi) 1971-12-22
FR2043794A1 (fi) 1971-02-19
NL7007664A (fi) 1970-12-01

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Legal Events

Date Code Title Description
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