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Merck
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Documenti

419419

Sigma-Aldrich

Chitosano

high molecular weight

Sinonimo/i:

Chitina deacetilata, Poli(D-glucosamina)

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About This Item

Numero CAS:
9012-76-4
Numero MDL:
MFCD00161512
Codice UNSPSC:
12352201
NACRES:
NA.23

Forma fisica

(Coarse ground flakes and powder)

PM

310000-375000 Da

Viscosità

800-2000 cP, 1 wt. % in 1% acetic acid(25 °C, Brookfield)(lit.)

Solubilità

H2O: insoluble
organic solvents: insoluble

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
FLASNYPZGWUPSU-SICDJOISSA-N

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Categorie correlate

Applicazioni

Forma gel con gli anioni multivalenti. Sviluppa soluzioni trasparenti che seccandosi formano pellicole forti trasparenti.

Caratteristiche e vantaggi

Polielettrolita biocompatibile, antibatterico ed ecologico con svariate applicazioni tra cui: trattamento delle acque, cromatografia, additivi per cosmetici, trattamento tessile per attività antimicrobica, fibre innovative per tessili, carte fotografiche, pellicole biodegradabili, dispositivi biomedici e impianti in microcapsula per il rilascio controllato di farmaci.

Stato fisico

>75% deacetylated

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

nwg

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)

Certificati d'analisi (COA)

Cerca il Certificati d'analisi (COA) digitando il numero di lotto/batch corrispondente. I numeri di lotto o di batch sono stampati sull'etichetta dei prodotti dopo la parola ‘Lotto’ o ‘Batch’.

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A D Anastasiou et al.
Acta biomaterialia, 71, 86-95 (2018-02-21)
A radical new methodology for the exogenous mineralization of hard tissues is demonstrated in the context of laser-biomaterials interaction. The proposed approach is based on the use of femtosecond pulsed lasers (fs) and Fe3+-doped calcium phosphate minerals (specifically in this
Jianjun Miao et al.
Langmuir : the ACS journal of surfaces and colloids, 28(9), 4396-4403 (2012-02-09)
Extracorporeal filter cartridges, filled with an activated carbon bead (ACB) adsorbent, have been used for removal of overdosed cancer drugs from the blood. Coatings on adsorbent matrices, poly(methyl methacrylate) (PMMA)/activated carbon bead and PMMA/chitosan/heparin/ACB composites, were tested to improve their
Antonia G Moutzouri et al.
BioMed research international, 2014, 740726-740726 (2014-07-06)
Cell adhesion on substrates is accompanied by significant changes in shape and cytoskeleton organization, which affect subsequent cellular and tissue responses, determining the long-term success of an implant. Alterations in osteoblast stiffness upon adhesion on orthopaedic implants with different surface
Luís Filipe-Ribeiro et al.
Data in brief, 17, 1201-1217 (2018-06-08)
Data in this article presents the changes on phenolic compounds and headspace aroma abundance of a red wine spiked with 4-ethylphenol and 4-ethylguaiacol and treated with a commercial crustacean chitin (CHTN), two commercial crustacean chitosans (CHTB, CHTD), one fungal chitosan
Javiera F Rubilar et al.
International journal of biological macromolecules, 104(Pt A), 197-203 (2017-06-08)
Controlled release of antimicrobial and antioxidant compounds from packaging films is of utmost importance for extending the shelf-life of perishable foods. This study focused on the mathematical modeling of gallic acid release into an aqueous medium from three chitosan films
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