CS196258B2 - Process for preparing asymmetric substituted 1,4-dioxan-2,5-diones - Google Patents

Process for preparing asymmetric substituted 1,4-dioxan-2,5-diones Download PDF

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Publication number
CS196258B2
CS196258B2 CS75253A CS25375A CS196258B2 CS 196258 B2 CS196258 B2 CS 196258B2 CS 75253 A CS75253 A CS 75253A CS 25375 A CS25375 A CS 25375A CS 196258 B2 CS196258 B2 CS 196258B2
Authority
CS
Czechoslovakia
Prior art keywords
dioxane
acid
polymer
methyl
lactic acid
Prior art date
Application number
CS75253A
Other languages
Czech (cs)
English (en)
Inventor
Thomas A Augurt
Michael N Rosensaft
Vincent A Perciaccante
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 CS196258B2 publication Critical patent/CS196258B2/cs

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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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
    • A61L17/06—At least partially resorbable materials
    • A61L17/10—At least partially resorbable materials containing macromolecular materials
    • A61L17/105—Polyesters not covered by A61L17/12
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Materials For Medical Uses (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Medicinal Preparation (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Dental Preparations (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CS75253A 1974-01-21 1975-01-14 Process for preparing asymmetric substituted 1,4-dioxan-2,5-diones CS196258B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43536574A 1974-01-21 1974-01-21

Publications (1)

Publication Number Publication Date
CS196258B2 true CS196258B2 (en) 1980-03-31

Family

ID=23728099

Family Applications (1)

Application Number Title Priority Date Filing Date
CS75253A CS196258B2 (en) 1974-01-21 1975-01-14 Process for preparing asymmetric substituted 1,4-dioxan-2,5-diones

Country Status (22)

Country Link
JP (1) JPS50101367A (fr)
AR (1) AR205454A1 (fr)
AT (1) AT339902B (fr)
BE (1) BE824535A (fr)
CA (1) CA1052046A (fr)
CH (1) CH616417A5 (fr)
CS (1) CS196258B2 (fr)
DD (1) DD119259A5 (fr)
DE (1) DE2501448A1 (fr)
DK (1) DK15275A (fr)
FR (1) FR2279745A1 (fr)
GB (1) GB1494781A (fr)
HU (1) HU173692B (fr)
IE (1) IE40657B1 (fr)
IN (1) IN141151B (fr)
IT (1) IT1044114B (fr)
NL (1) NL7500689A (fr)
PH (1) PH12680A (fr)
PL (1) PL101805B1 (fr)
RO (1) RO70688A (fr)
SE (1) SE7500594L (fr)
ZA (1) ZA7538B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56157422A (en) * 1980-05-07 1981-12-04 Mitsui Toatsu Chem Inc Acetylated polyglycolic acid and preparation thereof
DE3778111D1 (de) * 1986-10-24 1992-05-14 Boehringer Ingelheim Kg Verfahren zur herstellung und reinigung thermolabiler verbindungen.
JPH02500593A (ja) * 1987-06-16 1990-03-01 ベーリンガー　インゲルハイム　コマンディットゲゼルシャフト メソラクチド及びその製造方法
EP0339882A1 (fr) * 1988-04-27 1989-11-02 MITSUI TOATSU CHEMICALS, Inc. Procédé de production de lactide
DE4321355A1 (de) * 1993-06-26 1995-01-05 Basf Ag Polylactid mit Langkettenverzweigungen
DE4440095A1 (de) * 1994-11-10 1996-05-15 Braun B Surgical Gmbh Chirurgisches Nahtmaterial, seine Verwendung in der Chirurgie und Verfahren zu seiner Herstellung
ATE212062T1 (de) 1996-02-08 2002-02-15 Oekologische Technologie Und S Verfahren zur herstellung von organischen aminiumlactaten und deren verwendung zur herstellung von dilactid
FR2873371B1 (fr) * 2004-07-26 2008-07-04 Sod Conseils Rech Applic Nouvelle methode de synthese de 2,5 dioxane 1,4 diones
WO2007133783A1 (fr) * 2006-05-15 2007-11-22 Tyco Healthcare Group Lp Lactones cycliques halogénées et polymères constitués de telles lactones
FI3392252T3 (fi) 2011-08-23 2024-01-08 Libertas Bio Inc Pyrimidopyridazinoniyhdisteet ja niiden käyttö
RS57845B1 (sr) * 2012-02-09 2018-12-31 Novus Int Inc Ciklični dimeri koji sadrže heteroatom

Also Published As

Publication number Publication date
RO70688A (fr) 1982-05-10
NL7500689A (nl) 1975-07-23
AR205454A1 (es) 1976-05-07
HU173692B (hu) 1979-07-28
CH616417A5 (en) 1980-03-31
JPS50101367A (fr) 1975-08-11
AT339902B (de) 1977-11-10
ATA39075A (de) 1977-03-15
IE40657L (en) 1975-07-21
GB1494781A (en) 1977-12-14
DE2501448A1 (de) 1975-07-24
FR2279745B1 (fr) 1978-02-24
IE40657B1 (en) 1979-07-18
DD119259A5 (fr) 1976-04-12
ZA7538B (en) 1976-01-28
IT1044114B (it) 1980-03-20
PL101805B1 (pl) 1979-02-28
FR2279745A1 (fr) 1976-02-20
AU7708575A (en) 1976-07-08
DK15275A (fr) 1975-09-15
BE824535A (fr) 1975-07-22
PH12680A (en) 1979-07-18
IN141151B (fr) 1977-01-22
SE7500594L (fr) 1975-07-22
CA1052046A (fr) 1979-04-03

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