CA1214162A - Method for a specific depolymerization of a polysaccharide having a rod-like helical conformation - Google Patents

Method for a specific depolymerization of a polysaccharide having a rod-like helical conformation

Info

Publication number
CA1214162A
CA1214162A CA000420799A CA420799A CA1214162A CA 1214162 A CA1214162 A CA 1214162A CA 000420799 A CA000420799 A CA 000420799A CA 420799 A CA420799 A CA 420799A CA 1214162 A CA1214162 A CA 1214162A
Authority
CA
Canada
Prior art keywords
polysaccharide
solution
solvent
process according
depolymerization
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
CA000420799A
Other languages
English (en)
French (fr)
Inventor
Mitsuaki Mitani
Toshio Yanaki
Kengo Tabata
Takemasa Kojima
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.)
Kaken Pharmaceutical Co Ltd
Taito Co Ltd
Original Assignee
Kaken Pharmaceutical Co Ltd
Taito Co Ltd
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 Kaken Pharmaceutical Co Ltd, Taito Co Ltd filed Critical Kaken Pharmaceutical Co Ltd
Application granted granted Critical
Publication of CA1214162A publication Critical patent/CA1214162A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H3/00—Compounds containing only hydrogen atoms and saccharide radicals having only carbon, hydrogen, and oxygen atoms
    • C07H3/06—Oligosaccharides, i.e. having three to five saccharide radicals attached to each other by glycosidic linkages
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Genetics & Genomics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Polymers & Plastics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA000420799A 1982-02-16 1983-02-03 Method for a specific depolymerization of a polysaccharide having a rod-like helical conformation Expired CA1214162A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP23724/1982 1982-02-16
JP57023724A JPS58140094A (ja) 1982-02-16 1982-02-16 棒状のヘリツクス構造を有する多糖の低分子化方法

Publications (1)

Publication Number Publication Date
CA1214162A true CA1214162A (en) 1986-11-18

Family

ID=12118262

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000420799A Expired CA1214162A (en) 1982-02-16 1983-02-03 Method for a specific depolymerization of a polysaccharide having a rod-like helical conformation

Country Status (7)

Country Link
JP (1) JPS58140094A (enExample)
KR (1) KR900006211B1 (enExample)
CA (1) CA1214162A (enExample)
CH (1) CH653689A5 (enExample)
DE (1) DE3304775A1 (enExample)
FR (1) FR2521569B1 (enExample)
GB (1) GB2116576B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991004279A1 (en) * 1989-09-12 1991-04-04 Shiseido Company, Ltd. Process of production of low-molecular weight hyaluronic acid
ES2049561B1 (es) * 1991-04-27 1994-12-16 Andromaco Lab Procedimiento para la obtencion de polimeros con actividad sobre el sistema hematopoyetico.
DE4434877A1 (de) * 1994-09-29 1996-04-04 Fresenius Ag Verfahren zur Herstellung von Stärkeabbauprodukten
US6242035B1 (en) * 1998-11-23 2001-06-05 Cp Kelco U.S., Inc. Reduced molecular weight native gellan gum
AR107982A1 (es) * 2016-03-28 2018-07-04 Cargill Inc Método para solubilizar sólidos biopoliméricos para aplicaciones de recuperación mejorada de petróleo

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919121B2 (ja) * 1975-10-31 1984-05-02 タイトウ カブシキガイシヤ シンキノヤクリカツセイタトウブンカイブツノ セイゾウホウホウ
JPS581907B2 (ja) * 1980-08-07 1983-01-13 株式会社 柳屋鉄工所 板無し蒲鉾用型成装置

Also Published As

Publication number Publication date
GB2116576B (en) 1985-08-14
FR2521569A1 (fr) 1983-08-19
GB2116576A (en) 1983-09-28
JPS6411041B2 (enExample) 1989-02-23
GB8302088D0 (en) 1983-03-02
FR2521569B1 (fr) 1986-10-10
JPS58140094A (ja) 1983-08-19
CH653689A5 (de) 1986-01-15
KR900006211B1 (ko) 1990-08-25
DE3304775C2 (enExample) 1992-01-23
KR840003645A (ko) 1984-09-15
DE3304775A1 (de) 1983-08-25

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Legal Events

Date Code Title Description
MKEX Expiry