SMILES string
N(C)(C)c1cc(c(cc1)C(N)CC)C
InChI
1S/C12H20N2/c1-5-12(13)11-7-6-10(14(3)4)8-9(11)2/h6-8,12H,5,13H2,1-4H3
InChI key
RRHXDYJWVYFMKV-UHFFFAOYSA-N
description
biological oxygen demand (BOD) 14,000 ppm
form
powder
autoignition temp.
752 °F
mol wt
average Mw ~100,000
impurities
<5 wt. %
particle size
20 mesh (99% through)
pH
5.0-8.5
interfacial tension mineral oil
12.5 dyn/cm, 0.1 wt. % in H2O (vs. mineral oil)
viscosity
65-175 cP, 5 wt. % in H2O(25 °C, Brookfield, spindle #1) (30 rpm)(lit.)
solubility
polar organic solvents: soluble
density
0.5 g/mL at 25 °C (lit.)
Quality Level
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General description
羟丙基 纤维素（HPC）是由环氧丙烷和碱性纤维素 在高温高压下反应制备的中性多糖。它可溶 于水和许多极性有机溶剂。HPC 被广泛用作食品 添加剂和药物递送系统。
Application
羟丙基纤维素可 用于以下应用：
- HPC 可溶 于有机溶剂，这使其适合于 制备用于电化学设备的聚合物凝胶电解质。HPC 的网络形成能力可以改善凝胶电解质的机械和电 学性能。
- 电纺 羟丙基纤维素纳米纤维可用于开发 各种疏水性药物的药物递送系统。
- 羟丙基纤维素与碳酸钠等泡腾剂相结合，可作为粘合剂和功能材料制备用于控制氧氟沙星释放的漂浮片。
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Xiaole Qi et al.
International journal of pharmaceutics, 489(1-2), 210-217 (2015-05-10)
To prolong the residence time of dosage forms within gastrointestinal trace until all drug released at desired rate was one of the real challenges for oral controlled-release drug delivery system. Herein, we developed a fine floating tablet via compression coating
Jeremiah F Kelleher et al.
AAPS PharmSciTech, 21(1), 23-23 (2019-12-14)
The development of oral solid dosage forms, such as tablets that contain a high dose of drug(s), requires polymers and other additives to be incorporated at low levels as possible, to keep the final tablet weight low, and, correspondingly, the
Ranjit M Dhenge et al.
International journal of pharmaceutics, 438(1-2), 20-32 (2012-09-11)
The present work focuses on the study of the progression of granules in different compartments along the length of screws in a twin screw granulator (TSG). The effects of varying powder feed rate; liquid to solid ratio and viscosity of
Daniela M Correia et al.
Materials (Basel, Switzerland), 13(10) (2020-05-21)
This study reports a versatile method for the development of cellulose nanocrystals (CNCs) and water-soluble cellulose derivatives (methyl cellulose (MC), hydroxypropyl cellulose (HPC), and sodium carboxymethyl cellulose (NaCMC)) films comprising the ionic liquid (IL) 2-hydroxy-ethyl-trimethylammonium dihydrogen phosphate ([Ch][DHP]) for actuator
Maya Fujiwara et al.
Chemical & pharmaceutical bulletin, 60(11), 1380-1386 (2012-11-06)
We evaluated models for predicting spray mist diameter suitable for scaling-up the fluidized bed granulation process. By precise selection of experimental conditions, we were able to identify a suitable prediction model that considers changes in binder solution, nozzle dimension, and
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