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Merck
CN

434981

Sigma-Aldrich

2-羟乙基纤维素

average Mv ~1,300,000

别名:

Hydroxyethylcellulose

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About This Item

CAS号:
MDL编号:
UNSPSC代码:
12162002
NACRES:
NA.23

表单

powder

自燃温度

725 °F

分子量

average Mv ~1,300,000

标记范围

2.5 mol per mol cellulose (M.S.)

粘度

3,400-5,000 cP, 1 wt. % in H2O(25 °C, Brookfield, spindle #4) (30 rpm)(lit.)

密度

0.6 g/mL at 25 °C (lit.)

SMILES字符串

O1C(C(C(C(C1CO)OC)O)OCCO)OC2C(OC(C(C2O)O)OC4C(OC(C(C4O)O)C)CO)COC3OC(C(C(C3O)O)OC)CO

InChI

1S/C29H52O21/c1-10-15(34)16(35)24(13(8-33)45-10)49-28-20(39)18(37)25(50-29-26(43-5-4-30)21(40)23(42-3)12(7-32)47-29)14(48-28)9-44-27-19(38)17(36)22(41-2)11(6-31)46-27/h10-40H,4-9H2,1-3H3

InChI key

CWSZBVAUYPTXTG-UHFFFAOYSA-N

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一般描述

非离子型水溶性聚合物。水溶液为假塑性的。易于分散,不会结块。

应用

增稠剂、保护胶体、粘合剂、稳定剂和悬浮剂。

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Maoqiang Xue et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 912, 1-7 (2013-01-08)
Microporous anodic aluminum oxide (AAO) membranes were modified by 3-glycidoxypropyltrimethoxysilane to produce terminal epoxy groups. These were used to covalently link hydroxyethyl celluloses (HEC) to amplify reactive groups of AAO membrane. The hydroxyl groups of HEC-AAO composite membrane were further
Prem N Gupta et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 46(5), 315-322 (2012-03-01)
Mucosally-administered vaccine strategies are widely investigated as a promising means of preventing HIV infection. This study describes the development of liposomal gel formulations, and novel lyophilised variants, comprising HIV-1 envelope glycoprotein, CN54gp140, encapsulated within neutral, positively charged or negatively charged
Bernice Wright et al.
Regenerative medicine, 7(3), 295-307 (2012-05-19)
Therapeutic limbal epithelial stem cells could be managed more efficiently if clinically validated batches were transported for 'on-demand' use. In this study, corneal epithelial cell viability in calcium alginate hydrogels was examined under cell culture, ambient and chilled conditions for
Yaman Boluk et al.
Langmuir : the ACS journal of surfaces and colloids, 28(14), 6114-6123 (2012-03-28)
The steady-state shear and linear viscoelastic deformations of semidilute suspensions of rod-shaped nanocrystalline cellulose (NCC) particles in 1.0% hydroxyethyl cellulose and carboxymethyl cellulose solutions were investigated. Addition of NCC at the onset of semidilute suspension concentration significantly altered the rheological
Ying-Chen Chen et al.
International journal of pharmaceutics, 441(1-2), 162-169 (2012-12-15)
The aim was to develop gastroretentive drug delivery systems (GRDDSs) by combining floating and swelling. GRDDS tablets formulated with hydroxyethylcellulose (HEC), chitosan (CS) and sodium bicarbonate (SB) for evaluating floating capacity (floating lag time and duration) and swelling characteristics. CS

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