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417963

Sigma-Aldrich

Chitosan

from shrimp shells, practical grade

Synonyme(s) :

Deacetylated chitin, Poly(D-glucosamine)

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About This Item

Numéro CAS:
9012-76-4
Numéro MDL:
MFCD00161512
Code UNSPSC :
12352201
Nomenclature NACRES :
NA.23

Source biologique

shrimp shells

Niveau de qualité

200

Qualité

practical grade

Forme

solid

Poids mol.

190000-375000 Da

Viscosité

>200 cP, 1 wt. % in 1% acetic acid(20 °C, Brookfield)(lit.)

Solubilité

1 M acetic acid: 10 mg/mL

InChI

1S/C56H103N9O39/c1-87-56(86)65-28-38(84)46(19(10-74)96-55(28)104-45-18(9-73)95-49(27(64)37(45)83)97-39-12(3-67)88-47(85)20(57)31(39)77)103-54-26(63)36(82)44(17(8-72)94-54)102-53-25(62)35(81)43(16(7-71)93-53)101-52-24(61)34(80)42(15(6-70)92-52)100-51-23(60)33(79)41(14(5-69)91-51)99-50-22(59)32(78)40(13(4-68)90-50)98-48-21(58)30(76)29(75)11(2-66)89-48/h11-55,66-85H,2-10,57-64H2,1H3,(H,65,86)/t11-,12-,13-,14-,15-,16-,17-,18-,19-,20-,21-,22-,23-,24-,25-,26-,27-,28-,29-,30-,31-,32-,33-,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,44-,45-,46-,47-,48+,49+,50+,51+,52+,53+,54+,55+/m1/s1

Clé InChI

FLASNYPZGWUPSU-SICDJOISSA-N

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Application

Forms gels with multivalent anions. Gives clear solutions that dry to strong, clear films.

Caractéristiques et avantages

Biocompatible, antibacterial and environmentally friendly polyelectrolyte with a variety of applications including water treatment, chromatography, additives for cosmetics, textile treatment for antimicrobial activity, novel fibers for textiles, photographic papers, biodegradable films, biomedical devices, and microcapsule implants for controlled release in drug delivery.

Forme physique

≥ 75% deacetylated

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

nwg

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)

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Certificats d'analyse (COA)

Lot/Batch Number
SLCH4865
SLCD8082
SLCB3750
SLCB3747
SLBX7456

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Retrouvez la documentation relative aux produits que vous avez récemment achetés dans la Bibliothèque de documents.

Consulter la Bibliothèque de documents

Arash Ghalayani Esfahani et al.
Journal of biomedical materials research. Part A, 107(7), 1455-1465 (2019-02-21)
One of the main challenges in the design of scaffolds for cortical bone regeneration is mimicking the highly oriented, hierarchical structure of the native tissue in an efficient, simple, and consistent way. As a possible solution to this challenge, positive
Stephanie Supper et al.
Expert opinion on drug delivery, 11(2), 249-267 (2013-12-07)
Thermogelling chitosan (CS)/glycerophosphate (GP) solutions have been reported as a new type of parenteral in situ forming depot system. These free-flowing solutions at ambient temperature turn into semi-solid hydrogels after parenteral administration. Formulation parameters such as CS physico-chemical characteristics, CS/gelling
D Harikishore Kumar Reddy et al.
Advances in colloid and interface science, 201-202, 68-93 (2013-11-05)
Magnetic chitosan composites (MCCs) are a novel material that exhibits good sorption behavior toward various toxic pollutants in aqueous solution. These magnetic composites have a fast adsorption rate and high adsorption efficiency, efficient to remove various pollutants and they are
Bijay Singh et al.
Journal of nanoscience and nanotechnology, 14(1), 564-576 (2014-04-16)
Successful gene therapy depends on the development of efficient and cell-specific gene delivery systems. Currently, animal viral vectors have been mostly used for in vivo and in clinical trials owing to their high transduction efficiency. However, they suffer from numerous
Héloïse Ragelle et al.
Journal of controlled release : official journal of the Controlled Release Society, 172(1), 207-218 (2013-08-24)
Recently, chitosan has attracted significant attention in the formulation of small interfering RNA (siRNA). Because of its cationic nature, chitosan can easily complex siRNA, thus readily forming nanoparticles. Moreover, chitosan is biocompatible and biodegradable, which make it a good candidate
Afficher tous les articles scientifiques apparentés

Articles

Chitosan-based Biomaterials

Chitin, a natural polysaccharide, is the second most abundant natural biopolymer in the world, after cellulose.

Preparation of Chitosan Microparticles by Spray Drying

Microparticles with controlled size and morphology are of significant interest in the fields of drug delivery and biopharmaceuticals.

Chitosan: A Versatile Platform for Pharmaceutical Applications

The development of new medical devices and pharmaceuticals plays an integral role in the medical industry. Both natural and synthetic polymers possess benefits that make them valuable components in therapeutics.

Microfluidic-Assisted Manufacturing of Materials for Nanomedicine

Professor Nicola Tirelli (Istituto Italiano di Tecnologia, Italy) highlights the microfluidic-assisted method for fabricating well-defined and reproducible nanoparticles for drug delivery research.

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