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740500

Sigma-Aldrich

Chitosan

high purity, Mv 110,000-150,000

Synonym(s):

KiOmedine-CsU® C, Deacetylated chitin, Poly(D-glucosamine)

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About This Item

CAS Number:
9012-76-4
MDL number:
MFCD00161512
UNSPSC Code:
12352201

biological source

white mushroom

grade

high purity

form

powder

mol wt

Mv 110,000-150,000

composition

Bacterial endotoxins, ≤10 EU/g
Beta-glucan, ≤5 % (w/w)
Chitosan, ≥93 % (w/w)
Proteins, ≤1 % (w/w)

viscosity

5-200 mPa.s (1% solution in 1% HAc)

solubility

acetic acid: 1% (solution)

storage temp.

2-8°C

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

InChI key

FLASNYPZGWUPSU-SICDJOISSA-N

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General description

KiOmedine-CSU® is an ultra-pure chitosan of non-animal origin, produced from white mushrooms (Agaricus bisporus), in accordance with cGMP.
The crystalline structure is in the alpha form. The linkage between glucosamine units is beta(1,4).

Application

Forms gels with multivalent anions. Gives clear solutions that dry to strong, clear films.
Ideal for wound healing and hemostasis; biosurgery and ophthalmology, scaffold and cell therapy; and drug delivery and vaccines

Features and Benefits

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.

Physical properties

Degree of acetylation: ≤40 mol. %

Legal Information

Product of KitoZyme
KiOmedine is a registered trademark of KitoZyme, S.A.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
STBD3849V
STBD1272V
STBD0022V
STBC5351V
STBC5135V

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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
Rosanne Raftery et al.
Molecules (Basel, Switzerland), 18(5), 5611-5647 (2013-05-17)
Gene therapy involves the introduction of foreign genetic material into cells in order exert a therapeutic effect. The application of gene therapy to the field of orthopaedic tissue engineering is extremely promising as the controlled release of therapeutic proteins such
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