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Merck
CN

359025

Sigma-Aldrich

二十二烷基二甲基溴化铵

98%

别名:

DDAB, 溴化双十二烷基二甲基铵

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About This Item

线性分子式:
[CH3(CH2)11]2N(CH3)2(Br)
CAS号:
分子量:
462.63
Beilstein:
3576662
EC 号:
MDL编号:
UNSPSC代码:
12352116
PubChem化学物质编号:
NACRES:
NA.22

质量水平

检测方案

98%

mp

157-162 °C (lit.)

SMILES字符串

[Br-].CCCCCCCCCCCC[N+](C)(C)CCCCCCCCCCCC

InChI

1S/C26H56N.BrH/c1-5-7-9-11-13-15-17-19-21-23-25-27(3,4)26-24-22-20-18-16-14-12-10-8-6-2;/h5-26H2,1-4H3;1H/q+1;/p-1

InChI key

XRWMGCFJVKDVMD-UHFFFAOYSA-M

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应用

十二烷基二甲基溴化铵(DDAB)是一种双链阳离子表面活性剂。

可能的应用:
  • DDAB可用作辅助表面活性剂,以合成具有可调层数的明确的多层囊泡二氧化硅。
  • 作为表面活性剂合成金纳米团簇和纳米立方体。
  • 形成过饱和反胶束和微乳液,作为硫酸钡合成的有组织反应微环境。
  • DDAB可以通过直接离子交换对钙蒙脱石进行改性,以合成热稳定的有机粘土。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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