化合物简介
Potassium ethoxide, also known as potassium ethanolate, is an off-white or yellow powder with the chemical formula of C2H5KO. Potassium ethoxide contains an ethoxide ion, the conjugate base of ethanol, which makes this compounds strongly basic. It hydrolyzes in water to yield ethanol and potassium hydroxide.
基本信息
中文名称
乙醇钾
英文名称
Potassium ethylate
中文别名
英文别名
potassium,ethanolate
CAS号
917-58-8
分子式
C2H5KO
分子量
84.1588
精确质量
83.9977
PSA
23.06
LOGP
0.4368
编号系统
EINECS号
213-029-0
物化性质
外观与性状
淡黄色至黄褐色的粉末
密度
0.894g/mLat 25°C
沸点
72.6ºC at 760 mmHg
熔点
250°C (dec.)
闪点
70°F
折射率
n20/D 1.39
稳定性
Stable, but highly flammable. Reacts violently with water. Contact with damp air may lead to heating of the solid, which could in turn ignite it, or materials with which it is in contact. Incompatible with air, water, moisture, acids, acid chlorides, acid
储存条件
Flammables area
安全信息
安全说明
S8-S16-S26-S43-S45-S36/37/39
WGK Germany
1
危险类别码
R11; R14; R34
海关编码
2942000000
危险品运输编码
UN 3274 3/PG 2
危险类别
3
包装等级
II
危险品标志
F; C
补充危害声明
与水剧烈反应。
危险标志
GHS02, GHS05
信号词
Danger
危险性防范说明
P210; P280; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338; P403 + P235
危险性描述
H225; H251; H314
生产方法及用途
用途
有机中间体
