产品名称

N-甲基二乙醇胺

CAS NO

105-59-9

中文别名

N-甲基二乙醇胺;N,N-二(B-羟乙基)甲胺;N,N-双(2-羟乙基)甲胺;N,N-双(β-羟乙基)甲胺;甲基二乙醇胺

英文名称

Ethanol,2,2'-(methylimino)bis-

英文别名

Ethanol,2,2'-(methylimino)di- (6CI,8CI); 2,2'-(Methylimino)bis[ethanol];2,2'-(Methylimino)diethanol; 2-[(2-Hydroxyethyl)(methyl)amino]ethanol; AminoAlcohol MDA; Diethanolmethylamine; Eve; Gas Spec CS 2000; Jefftreat MS 100;MDEA; MDEA (diol); Methylbis(2-hydroxyethyl)amine; Methyldiethanolamine;Methyliminodiethanol; N,N-Bis(2-hydroxyethyl)methylamine;N,N-Di(2-hydroxyethyl)-N-methylamine; N,N-Di(2-hydroxyethyl)methylamine;N,N-Di-(2-hydroxyethyl)-methanamine; N-(2-Hydroxyethyl)-N-methylethanolamine;N-Methyl-N,N-Bis(2-hydroxyethyl)amine; N-Methyl-N,N-diethanolamine;N-Methylaminodiglycol; N-Methylbis(2-hydroxyethyl)amine; N-Methyldiethanolamine;N-Methyliminodiethanol; NSC 11690; NSC 49131; NSC 51500; ZC 10

分子式

C₅H₁₃NO₂

分子量

119.16

EINECS

203-312-7

熔点

-21 °C

沸点

246-248°C(lit.)

毒性

1、皮肤/眼睛刺激性：开始刺激实验：兔子皮肤接触，502mgREACTION SEVERITY，轻微反应；2、急性毒性：大鼠经口LD50：4780mg/kg；             小鼠腹膜腔LD50：500mg/kg；             兔子皮肤接触LD50：5990μL/kg；

密度：1.038g/mLat 25°C(lit.) 熔点：-21 °C 沸点：246-248°C(lit.) 折射率：n20/D 1.469(lit.) 闪光点：260°F 蒸汽压：0.01 mm Hg ( 20 °C) 形态：液体 PSA：43.70000 logP：-1.09720 黏性：101 mPa-sec at 20 deg C 蒸汽密度：4 (vs air) 外观：水白色,吸湿的液体，带有一种氨气味 存储：

储存于阴凉、通风的库房。远离火种、热源。应与氧化剂分开存放，切忌混储。避光保存。配备相应品种和数量的消防器材。储区应备有泄漏应急处理设备和合适的收容材料。

自燃温度：770 °F 化学性质：N-Methyldiethanolamine (MDEA) is a colorless to yellow viscous liquid with an ammonia-like odor. It is completely soluble in water. N-Methyldiethanolamine is an alkyl alkanolamine.It combines the chemical characteristics of both amines and alcohols so that it is capable of undergoing reactions typical of both alcohols and amines: forming quaternary amine salts, soaps, and esters. 颜色：透明无色至淡黄色 分解：When heated to decomposition it emits toxic fumes of /nitrogen oxides/. 汽化热：418.7 kJ/kg 气味：Amine-like odor pH值：11.5 (100g/l, H2O, 20℃) 物理属性：无色或深黄色油状液体。凝固点为-21℃，沸点247.2℃，121℃（0.53kPa），相对密度1.0377（20/4℃），折射率1.4678，闪点260℃。能与水、醇混溶，微溶于醚。 酸度系数（pka）：14.41±0.10(Predicted) 溶解性：可溶于氯仿（少许）、甲醇（少许） 光谱特性：Index of refraction = 1.4685 at 20 deg C MASS: 71122 (NIST/EPA/MSDC Mass Spectral Database, 1990 version) IR: 439 (Coblentz Society spectral collection) 稳定性：稳定的。易燃。与强氧化剂不相容。 存储温度：Store below +30°C. 表面拉伸：40.9 mN/m at 20.3 deg C