CA942744A - Method for preparing propylene glycol esters of alginic acid - Google Patents

Method for preparing propylene glycol esters of alginic acid

Info

Publication number
CA942744A
CA942744A CA116,706A CA116706A CA942744A CA 942744 A CA942744 A CA 942744A CA 116706 A CA116706 A CA 116706A CA 942744 A CA942744 A CA 942744A
Authority
CA
Canada
Prior art keywords
propylene glycol
alginic acid
glycol esters
preparing propylene
preparing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA116,706A
Other versions
CA116706S (en
Inventor
David J. Pettitt
Vincent H. Noto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kelco Co
Original Assignee
Kelco 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 Kelco Co filed Critical Kelco Co
Application granted granted Critical
Publication of CA942744A publication Critical patent/CA942744A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0084—Guluromannuronans, e.g. alginic acid, i.e. D-mannuronic acid and D-guluronic acid units linked with alternating alpha- and beta-1,4-glycosidic bonds; Derivatives thereof, e.g. alginates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
CA116,706A 1970-12-11 1971-06-25 Method for preparing propylene glycol esters of alginic acid Expired CA942744A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9738370A 1970-12-11 1970-12-11

Publications (1)

Publication Number Publication Date
CA942744A true CA942744A (en) 1974-02-26

Family

ID=22263075

Family Applications (1)

Application Number Title Priority Date Filing Date
CA116,706A Expired CA942744A (en) 1970-12-11 1971-06-25 Method for preparing propylene glycol esters of alginic acid

Country Status (5)

Country Link
CA (1) CA942744A (en)
DE (1) DE2161415C2 (en)
FR (1) FR2131282A5 (en)
GB (1) GB1322460A (en)
NO (1) NO134340C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1057746A (en) * 1975-09-16 1979-07-03 Merck And Co. Propylene glycol alginic acid esters
IT1203814B (en) * 1986-06-30 1989-02-23 Fidia Farmaceutici ESTERS OF ALGINIC ACID
US5264422A (en) * 1986-06-30 1993-11-23 Fidia S.P.A. Esters of alginic acid with steroidal alcohols
CN104610462A (en) * 2015-01-06 2015-05-13 山东洁晶集团股份有限公司 Production method of propylene glycol alginate

Also Published As

Publication number Publication date
NO134340C (en) 1976-09-22
GB1322460A (en) 1973-07-04
DE2161415A1 (en) 1972-06-22
NO134340B (en) 1976-06-14
DE2161415C2 (en) 1982-08-26
FR2131282A5 (en) 1972-11-10

Similar Documents

Publication Publication Date Title
YU324571A (en) Process for preparing novel phosphoric esters
CA963898A (en) Method of producing esters of b-5050 or tetrahydro-b-5050
CA932737A (en) Method for preparing esters of 3-methylflavone-8-carboxylic acid with aminoalcohols
CA918654A (en) Method for the production of new penicillin esters
CA942744A (en) Method for preparing propylene glycol esters of alginic acid
CA921042A (en) Process for preparing phosphoric acid esters of fatty acid mono- or di-glycerides
CA837084A (en) Method for preparing indolylacetic acid esters
IL32137A0 (en) Method of preparing substituted propylphosphonic acid esters
CA960663A (en) Process for preparing cephem-4-carboxylic acid esters
CA969930A (en) Process for preparing esters of 6-deoxy-5-oxytetracyclin
CA921486A (en) Process for preparing glycol esters of olefins
CA835420A (en) Method of making acid esters
AU424106B2 (en) Method for preparing 3-propionyl-salicylic acid and esters thereof
CA939369A (en) Process for preparing hydrocarbon acid esters
CA854235A (en) Process for the preparation of aryl esters of fluoroformic acid
AU430357B2 (en) Process for preparing glycol esters of terephthalic acid
AU457920B2 (en) Process for preparing novel dimer acid esters
CA852251A (en) Process for continuous hydrolysis of glycol ester
AU2177870A (en) Method for preparing 3-propionyl-salicylic acid and esters thereof
CA854222A (en) Method for isolating iso-valeric-acid esters
CA807201A (en) Process for preparing glycol esters
CA786380A (en) Method of preparing dialkyl esters of perfluorodicarboxylic acids
AU5773369A (en) Process for preparing glycol esters of terephthalic acid
YU183271A (en) Process for preparing novel ester derivatives of adenosine-5-carboxylic acid
CA856837A (en) Process for preparing esters