IT1144697B - Derivato semi-sintetico della chitina processo per la sua preparazione e composizioni terapeutiche che lo comprendono come principio attivo - Google Patents

Derivato semi-sintetico della chitina processo per la sua preparazione e composizioni terapeutiche che lo comprendono come principio attivo

Info

Publication number
IT1144697B
IT1144697B IT20953/81A IT2095381A IT1144697B IT 1144697 B IT1144697 B IT 1144697B IT 20953/81 A IT20953/81 A IT 20953/81A IT 2095381 A IT2095381 A IT 2095381A IT 1144697 B IT1144697 B IT 1144697B
Authority
IT
Italy
Prior art keywords
chitina
semi
preparation
active principle
therapeutic compositions
Prior art date
Application number
IT20953/81A
Other languages
English (en)
Other versions
IT8120953A0 (it
Inventor
Javier Esteban Maltz
Original Assignee
Texcontor Ets
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 Texcontor Ets filed Critical Texcontor Ets
Priority to IT20953/81A priority Critical patent/IT1144697B/it
Publication of IT8120953A0 publication Critical patent/IT8120953A0/it
Priority to DE8282830075T priority patent/DE3267361D1/de
Priority to AT82830075T priority patent/ATE16496T1/de
Priority to EP82830075A priority patent/EP0065491B1/en
Priority to US06/363,825 priority patent/US4436731A/en
Priority to CA000400775A priority patent/CA1198415A/en
Application granted granted Critical
Publication of IT1144697B publication Critical patent/IT1144697B/it

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
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Steroid Compounds (AREA)
IT20953/81A 1981-04-06 1981-04-06 Derivato semi-sintetico della chitina processo per la sua preparazione e composizioni terapeutiche che lo comprendono come principio attivo IT1144697B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT20953/81A IT1144697B (it) 1981-04-06 1981-04-06 Derivato semi-sintetico della chitina processo per la sua preparazione e composizioni terapeutiche che lo comprendono come principio attivo
DE8282830075T DE3267361D1 (en) 1981-04-06 1982-03-26 Semi-synthetic chitin derivative, the process for its preparation
AT82830075T ATE16496T1 (de) 1981-04-06 1982-03-26 Semi-synthetisches chitinderivat; verfahren zu seiner herstellung.
EP82830075A EP0065491B1 (en) 1981-04-06 1982-03-26 Semi-synthetic chitin derivative, the process for its preparation
US06/363,825 US4436731A (en) 1981-04-06 1982-03-31 Semi-synthetic chitin derivative, the process for its preparation, and therapeutic compositions which contain it as active principle
CA000400775A CA1198415A (en) 1981-04-06 1982-04-08 Semi-synthetic chitin derivative, the process for its preparation, and therapeutic compositions which contain it as active principle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20953/81A IT1144697B (it) 1981-04-06 1981-04-06 Derivato semi-sintetico della chitina processo per la sua preparazione e composizioni terapeutiche che lo comprendono come principio attivo

Publications (2)

Publication Number Publication Date
IT8120953A0 IT8120953A0 (it) 1981-04-06
IT1144697B true IT1144697B (it) 1986-10-29

Family

ID=11174550

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20953/81A IT1144697B (it) 1981-04-06 1981-04-06 Derivato semi-sintetico della chitina processo per la sua preparazione e composizioni terapeutiche che lo comprendono come principio attivo

Country Status (6)

Country Link
US (1) US4436731A (it)
EP (1) EP0065491B1 (it)
AT (1) ATE16496T1 (it)
CA (1) CA1198415A (it)
DE (1) DE3267361D1 (it)
IT (1) IT1144697B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3245784A1 (de) * 1982-12-10 1984-06-14 Wella Ag, 6100 Darmstadt Kosmetisches mittel auf der basis von quaternaeren chitosanderivaten, neue quaternaere chitosanderivate sowie verfahren zu ihrer herstellung
DE3513277A1 (de) * 1985-04-13 1986-10-23 Wella Ag, 6100 Darmstadt Kosmetische mittel auf der basis von quaternaeren hydroxyalkyl-substituierten chitosanderivaten
IT1188184B (it) * 1985-08-14 1988-01-07 Texcontor Ets Sali ammonici quaternari di polisaccaridi ad attivita' ipocolesterolemizzante
JPS62138496A (ja) * 1985-12-11 1987-06-22 Ihara Chem Ind Co Ltd キチンオリゴマ−の製造方法
US4877775A (en) * 1986-06-16 1989-10-31 E. I. Du Pont De Nemours And Company Polymeric aminosaccharides as antihypercholesterolemic agents
IT1223362B (it) * 1987-11-20 1990-09-19 Texcontor Ets Derivati cationizzati polisaccaridi ad attivita' ipocolesterolemizzante
GB8818116D0 (en) * 1988-07-29 1988-09-01 D S Pharmaceuticals Ltd Compounds & compositions for medical treatment
DE3903797A1 (de) * 1989-02-09 1990-08-16 Hoechst Ag Verfahren zur herstellung von aktivierten chitosanen und deren verwendung bei der herstellung von chitosanderivaten
US5063210A (en) * 1989-04-20 1991-11-05 Lange Iii Louis G Use of sulfated polysaccharides to decrease cholesterol and fatty acid absorption
US5017565A (en) * 1989-04-20 1991-05-21 Lange Iii Louis G Use of sulfated polysaccharides to inhibit pancreatic cholesterol esterase
US5484777A (en) * 1989-04-20 1996-01-16 Lange, Iii; Louis G. Pancreatic cholesterol esterase inhibitor
IT1229754B (it) * 1989-05-17 1991-09-10 Farmhispania Procedimento per la preparazione del chitosano e di suoi derivati contenenti gruppi di ammonio quaternario
IT1231168B (it) * 1989-07-21 1991-11-22 Texcontor Ets Copolimeri saccaridici aventi attivita' antibatterica.
US5213887A (en) * 1991-09-03 1993-05-25 Minnesota Mining And Manufacturing Company Antistatic coatings
US5348799A (en) * 1991-09-03 1994-09-20 Minnesota Mining And Manufacturing Company Antistatic coatings comprising chitosan acid salt and metal oxide particles
US5616570A (en) * 1991-10-18 1997-04-01 Lange, Iii; Louis G. Use of non-absorbable synthetic sulfated polysaccharides to decrease cholesterol absorbtion
AU682792B2 (en) 1994-10-13 1997-10-16 Cv Therapeutics, Inc. Method of manufacturing non-absorbable synthetic sulfated polysaccharides
IT1267498B1 (it) * 1994-11-10 1997-02-05 P & G Spa Derivato cellulosico cationico, relativo uso per la riduzione dei livelli di colesterolo e relativa composizione farmaceutica.
GB0221941D0 (en) * 2002-09-20 2002-10-30 Univ Strathclyde Polysoaps
US11535684B2 (en) 2018-08-23 2022-12-27 Primex Ehf. Chitosan derivatives and methods for preparing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2842049A (en) 1954-09-22 1958-07-08 Technicolor Corp Deacetylated chitin mordant
SU419529A1 (it) 1971-03-26 1974-03-15
US4195175A (en) 1978-01-03 1980-03-25 Johnson Edwin L Process for the manufacture of chitosan

Also Published As

Publication number Publication date
EP0065491A1 (en) 1982-11-24
US4436731A (en) 1984-03-13
ATE16496T1 (de) 1985-11-15
CA1198415A (en) 1985-12-24
EP0065491B1 (en) 1985-11-13
DE3267361D1 (en) 1985-12-19
IT8120953A0 (it) 1981-04-06

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