419419

Chitosan

high molecular weight

• Synonyma: Deacetylated chitin, Poly(D-glucosamine), Chitosan & derivatives
• Číslo CAS: 9012-76-4
• UNSPSC Code: 12352201
• NACRES: NA.23
• MDL number: MFCD00161512

Vlastnosti

• Quality Segment: 100
• form: (Coarse ground flakes and powder)
• mol wt: 310000-375000 Da
• viscosity: 800-2000 cP, 1 wt. % in 1% acetic acid(25 °C, Brookfield)(lit.)
• solubility: H₂O: insoluble, organic solvents: insoluble
• SMILES string: N([C@H]1[C@@H](O[C@@H]([C@H]([C@@H]1O)O[C@@H]4O[C@@H]([C@H]([C@@H]([C@H]4N)O)O[C@@H]5O[C@@H]([C@H]([C@@H]([C@H]5N)O)O[C@@H]6O[C@@H]([C@H]([C@@H]([C@H]6N)O)O[C@@H]7O[C@@H]([C@H]([C@@H]([C@H]7N)O)O[C@@H]8O[C@@H]([C@H]([C@@H]([C@H]8N)O)O[C@@H]9O[C@@H]([C@H](
• 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

Popis

Application

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

Features and Benefits

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

Biocompatible and environmentally friendly polyelectrolyte.

Physical form

>75% deacetylated

Bezpečnostní informace

• Skladovací třída: 11 - Combustible Solids
• Co se děje?: nwg
• Bod vzplanutí (°F): Not applicable
• Bod vzplanutí (°C): Not applicable
• PPE (osobní ochranné prostředky): Eyeshields, Gloves, type N95 (US)