DK129933B - Process for purifying recrystallized partially purified glycolide. - Google Patents

Process for purifying recrystallized partially purified glycolide.

Info

Publication number
DK129933B
DK129933B DK657467A DK657467A DK129933B DK 129933 B DK129933 B DK 129933B DK 657467 A DK657467 A DK 657467A DK 657467 A DK657467 A DK 657467A DK 129933 B DK129933 B DK 129933B
Authority
DK
Denmark
Prior art keywords
purifying
partially purified
purified glycolide
recrystallized
recrystallized partially
Prior art date
Application number
DK657467A
Other languages
Danish (da)
Other versions
DK129933C (en
Inventor
E Schmitt
M Epstein
R Polistina
D Deprospero
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of DK129933B publication Critical patent/DK129933B/en
Application granted granted Critical
Publication of DK129933C publication Critical patent/DK129933C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
    • C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyamides (AREA)
  • Medicinal Preparation (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK657467A 1967-02-14 1967-12-29 Process for purifying recrystallized partially purified glycolide. DK129933B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61593167A 1967-02-14 1967-02-14

Publications (2)

Publication Number Publication Date
DK129933B true DK129933B (en) 1974-12-02
DK129933C DK129933C (en) 1975-05-20

Family

ID=24467362

Family Applications (1)

Application Number Title Priority Date Filing Date
DK657467A DK129933B (en) 1967-02-14 1967-12-29 Process for purifying recrystallized partially purified glycolide.

Country Status (4)

Country Link
CH (1) CH493515A (en)
DE (1) DE1643773B2 (en)
DK (1) DK129933B (en)
GB (1) GB1194501A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992005138A1 (en) * 1990-09-20 1992-04-02 E.I. Du Pont De Nemours And Company Manufacture of high-purity hydroxyacetic acid

Also Published As

Publication number Publication date
DE1643773A1 (en) 1972-03-09
CH493515A (en) 1970-07-15
DE1643773C3 (en) 1973-11-22
GB1194501A (en) 1970-06-10
DK129933C (en) 1975-05-20
DE1643773B2 (en) 1973-04-26

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