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Merck
CN

247499

Sigma-Aldrich

乙基纤维素

viscosity 100 cP, 5 % in toluene/ethanol 80:20(lit.), extent of labeling: 48% ethoxyl

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About This Item

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

表单

powder or granules

质量水平

自燃温度

698 °F

浓度

48.0-49.5%

标记范围

48% ethoxyl

折射率

n20/D 1.47 (lit.)

粘度

100 cP, 5 % in toluene/ethanol 80:20(lit.)

转变温度

softening point 155 °C

密度

1.14 g/mL at 25 °C (lit.)

SMILES字符串

O1[C@H](C(C(C(C1COCC)OCC)OCC)OCC)O[C@@H]2C(OC(C(C2OCC)OCC)OCC)COCC

InChI

1S/C28H54O11/c1-9-29-17-19-21(31-11-3)23(32-12-4)26(35-15-7)28(38-19)39-22-20(18-30-10-2)37-27(36-16-8)25(34-14-6)24(22)33-13-5/h19-28H,9-18H2,1-8H3/t19?,20?,21?,22-,23?,24?,25?,26?,27?,28+/m1/s1

InChI key

MINRZDZESGXKDM-OLIDUAMRSA-N

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一般描述

乙基纤维素是一种无毒,生物体惰性,性质稳定的疏水聚合物。它可广泛用于制备药物传递系统的持续释放基材。

应用

乙基纤维素可用于:
  • 制备甲草胺和异丙甲草胺的高分子微胶囊并研究其控制释放性能。
  • 作为合成双相药物释放纳米纤维的核心基质。
  • 制备具有优异漂浮和缓释能力的蜡基固体分散颗粒。

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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