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CAS号:115-10-6
英文名称:Dimethyl ether
英文同义词:RE170;dymela;RE-170;(CH3)2O;Dymel A;demeond;woodether;Wood ether;FK-506 3'ether,methyl
中文名称:二甲醚
中文同义词:甲醚;二甲醚;藜蘆醛;氧二甲;甲氧甲烷;氧二甲醚;氧代二甲烷;氧代双甲烷;(二)甲醚;二甲[基]醚
分子式:C2H6O
分子量:46.07
熔点:−141 °C(lit.)
沸点:−24.8 °C(lit.)
密度:1.617
蒸气密度:1.62 (vs air)
蒸气压:>760 mm Hg ( 25 °C)
折射率:1.2984
闪点:-41°C
溶解度:Soluble in acetone, chloroform, ethanol (95%), ether, and 1 in 3 parts of water. Dimethyl ether is generally miscible with water, nonpolar materials, and some semipolar materials. For pharmaceutical aerosols, ethanol (95%) is the most useful cosolvent. Glycols, oils, and other similar materials exhibit varying degrees of miscibility with dimethyl ether.
气味 (Odor):Chloroform-like; sweet.
嗅觉阈值(Odor Threshold):500ppm
爆炸极限值(explosive limit):27%
水溶解性:soluble
Merck:6071
BRN:1730743
稳定性:Stable. Extremely flammable. Note low flash point. May form explosive mixtures with air. May form peroxides during prolonged storage.
CAS 数据库:115-10-6(CAS DataBase Reference)
NIST化学物质信息:Dimethyl ether(115-10-6)
EPA化学物质信息:Dimethyl ether (115-10-6)