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48165

Sigma-Aldrich

壳聚糖 来源于蟹壳

highly viscous

同義詞:

2-氨基-2-脱氧-(1→4)-β-D-葡萄糖吡喃, 聚-(1,4-β-D-葡萄糖吡喃胺)

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About This Item

CAS號碼:
9012-76-4
MDL號碼:
MFCD00161512
分類程式碼代碼:
12352201
NACRES:
NA.25

生物源

(crab)

形狀

powder

雜質

≤1% insoluble matter

燃燒殘留物

≤2% (as SO4)

損耗

≤12% loss on drying

顏色

yellow

黏度

>400 mPa.s, 1 % in acetic acid(20 °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 密鑰

FLASNYPZGWUPSU-SICDJOISSA-N

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一般說明

壳聚糖是一种线性氨基多糖，由大约 20％ 的 β1,4-连接的 N-乙酰-D-葡糖胺（GlcNAc）和大约 80％ 的 β1,4-连接的 D-葡糖胺（GlcN）组成，它是由几丁质在热碱中部分脱乙酰化制备的。

應用

壳聚糖是一种生物相容的、抗菌的、可生物降解的聚电解质，具有多种工业和生物医学应用。其化学性质和低毒性使其特别适合作为药物和基因递送系统的组分，以及用于组织工程的可生物降解的膜和支架的开发。

其他說明

为了全面了解我们针对客户研究提供的各种多糖产品，建议您访问我们的碳水化合物分类页面。

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

nwg

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)

分析證明 (COA)

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Kyriaki G Zinoviadou et al.
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Oil-in-water emulsions (10% w/w n-tetradecane) were prepared at pH = 5.7 by using, as surface active agents, electrostatically formed complexes of sodium stearoyl lactylate (SSL) at a concentration of 0.4% (w/w) and chitosan (CH) in a concentration range between 0
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
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