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AT273949B - Verfahren zur Herstellung der neuen Tetrahydrofuran-2,3,4,5-tetracarbonsäure - Google Patents

Verfahren zur Herstellung der neuen Tetrahydrofuran-2,3,4,5-tetracarbonsäure

Info

Publication number
AT273949B
AT273949B AT446268A AT446268A AT273949B AT 273949 B AT273949 B AT 273949B AT 446268 A AT446268 A AT 446268A AT 446268 A AT446268 A AT 446268A AT 273949 B AT273949 B AT 273949B
Authority
AT
Austria
Prior art keywords
preparation
tetracarboxylic acid
new tetrahydrofuran
tetrahydrofuran
new
Prior art date
Application number
AT446268A
Other languages
English (en)
Original Assignee
Gelsenberg Benzin 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 Gelsenberg Benzin Ag filed Critical Gelsenberg Benzin Ag
Application granted granted Critical
Publication of AT273949B publication Critical patent/AT273949B/de

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
    • C07D307/04Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D307/18Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no 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
    • C07D307/24Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
AT446268A 1967-07-07 1968-05-09 Verfahren zur Herstellung der neuen Tetrahydrofuran-2,3,4,5-tetracarbonsäure AT273949B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG0050576 1967-07-07

Publications (1)

Publication Number Publication Date
AT273949B true AT273949B (de) 1969-08-25

Family

ID=7129411

Family Applications (1)

Application Number Title Priority Date Filing Date
AT446268A AT273949B (de) 1967-07-07 1968-05-09 Verfahren zur Herstellung der neuen Tetrahydrofuran-2,3,4,5-tetracarbonsäure

Country Status (8)

Country Link
US (1) US3534067A (de)
AT (1) AT273949B (de)
BE (1) BE717218A (de)
CH (1) CH489487A (de)
DE (1) DE1643387B1 (de)
FR (1) FR1570289A (de)
NL (1) NL6809506A (de)
SE (1) SE352887B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5061396A (en) * 1989-10-16 1991-10-29 National Starch And Chemical Investment Holding Corporation Detergent compositions containing polyether polycarboxylates
US5087682A (en) * 1989-10-16 1992-02-11 National Starch And Chemical Investment Holding Corporation Polyether polycarboxylate compositions useful as detergent builders
US5187238A (en) * 1989-10-16 1993-02-16 National Starch And Chemical Investment Holding Corporation Polyether polycarboxylate compositions useful as detergent builders

Also Published As

Publication number Publication date
FR1570289A (de) 1969-06-06
SE352887B (de) 1973-01-15
BE717218A (de) 1968-12-02
NL6809506A (de) 1969-01-09
US3534067A (en) 1970-10-13
DE1643387B1 (de) 1971-10-14
CH489487A (de) 1970-04-30

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