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安全信息

90335

Sigma-Aldrich

三乙基胺

BioUltra, ≥99.5% (GC)

别名:

N,N-二乙基乙胺

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About This Item

线性分子式:
(C2H5)3N
CAS号:
121-44-8
分子量:
101.19
Beilstein:
605283
EC 号:
204-469-4
MDL编号:
MFCD00009051
UNSPSC代码:
12352116
PubChem化学物质编号:
57653384
NACRES:
NA.25

蒸汽密度

3.5 (vs air)

质量水平

200

蒸汽压

51.75 mmHg ( 20 °C)

产品线

BioUltra

检测方案

≥99.5% (GC)

形式

liquid

自燃温度

593 °F

保质期

36 mo.

expl. lim.

8 %

技术

ion chromatography: suitable

杂质

insoluble matter, passes filter test
≤0.5% water

蒸发残留物

≤0.003%

折射率

n20/D 1.401 (lit.)

pH值（酸碱度）

12.7 (15 °C, 100 g/L)

bp

88.8 °C (lit.)

mp

−115 °C (lit.)

密度

0.726 g/mL at 25 °C (lit.)

痕量阳离子

Al: ≤0.2 mg/kg
Ba: ≤0.1 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.1 mg/kg
K: ≤0.5 mg/kg
Li: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Mo: ≤0.02 mg/kg
Na: ≤0.5 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

吸光度

cut-off at 278 nm

储存温度

2-8°C

SMILES字符串

CCN(CC)CC

InChI

1S/C6H15N/c1-4-7(5-2)6-3/h4-6H2,1-3H3

InChI key

ZMANZCXQSJIPKH-UHFFFAOYSA-N

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相关类别

一般描述

三乙胺（TEA）是一种脂肪族叔胺。

应用

三乙胺已用于结合n-羟基琥珀酰亚胺（NHS）基团与氨基处理的针尖表面。它也被用作酰化反应的碱性催化剂。

生化/生理作用

三乙胺是一种流动相改性剂，用于酸性、碱性和中性分子的反相高效液相色谱（RP-HPLC）分离。它通过抑制药物和其他化合物的尾迹和稳定性来提高氨基酸和氨基酸酰胺的分辨率。
三乙胺（TEA）可以作为碱和增溶剂促进甲苯与 TEA 的反应。

其他说明

寡核苷酸离子交换HPLC中挥发性缓冲体系的组分

警示用语：

Danger

危险分类

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A - STOT SE 3

靶器官

Respiratory system

WGK

WGK 1

闪点(°F)

12.2 °F

闪点(°C)

-11 °C

个人防护装备

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

法规信息

危险化学品

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