跳转至内容
Merck

247499

Sigma-Aldrich

乙基纤维素

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

登录查看公司和协议定价


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

正在寻找类似产品? 访问 产品对比指南

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

没有发现合适的版本?

如果您需要特殊版本,可通过批号或批次号查找具体证书。

已有该产品?

在文件库中查找您最近购买产品的文档。

访问文档库

Päivi Grönroos et al.
Sensors (Basel, Switzerland), 19(12) (2019-06-30)
Novel hot electron-emitting working electrodes and conventional counter electrodes were created by screen printing. Thus, low-cost disposable electrode chips for bioaffinity assays were produced to replace our older expensive electrode chips manufactured by manufacturing techniques of electronics from silicon or
Robert Morhard et al.
IEEE transactions on bio-medical engineering, 67(8), 2337-2348 (2019-12-17)
Ethanol ablation, the injection of ethanol to induce necrosis, was originally used to treat hepatocellular carcinoma, with survival rates comparable to surgery. However, efficacy is limited due to leakage into surrounding tissue. To reduce leakage, we previously reported incorporating ethyl
Anurag Verma et al.
Acta pharmaceutica (Zagreb, Croatia), 62(2), 237-250 (2012-07-04)
Chitosan has become a focus of major interest in recent years due to its excellent biocompatibility, biodegradability and non-toxicity. Although this material has already been extensively investigated in the design of different types of drug delivery systems, it is still
N Suwannateep et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 82(3), 485-490 (2012-09-08)
The phytochemical curcumin possesses antioxidant activity; however, it becomes unstable after being exposed to light or heat or loses activity during storage. This is especially important when curcumin is applied to the skin within a cosmetic or pharmaceutical formulation, since
Syed Umer Jan et al.
Pakistan journal of pharmaceutical sciences, 25(4), 751-756 (2012-09-27)
The aim and objective of the present study was to formulate and evaluate controlled release polymeric tablets of ibuprofen with determinations of formulation factors using various grades and types of polymer ethocel i.e. ethocel standard 10P; 10FP, 100P and100FP for

我们的科学家团队拥有各种研究领域经验,包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.

联系技术服务部门