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CAS号: 75-75-2
英文名称: Methanesulfonic acid
英文同义词: MSA;MsOH;TDH2A;MeSO3H;MCAT 1201;MethanesuL;Mesic acid;LutropurMSA;SULFOMETHANE;Sulphonethane
中文名称: 甲基磺酸
中文同义词: 甲磺;甲磺酸;基磺酸;烷基磺酸;甲基磺酸;甲烷磺酸;甲基黄酸;甲基磺酸
;医药级甲磺酸;甲基磺酸厂家
分子式: CH4O3S
分子量: 96.11
熔点:17-19 °C (lit.)
沸点:167 °C/10 mmHg (lit.)
密度:1.475-1.485 g/mL at 20 °C1.481 g/mL at 25 °C (lit.)
蒸气密度:3.3 (vs air)
蒸气压:1 mm Hg ( 20 °C)
折射率:n
闪点:>230 °F
储存条件:2-8°C
溶解度:water:soluble1,000 g/L at 20°C
酸度系数(pKa):-2.6(at 25℃)
形态:Solution
颜色:brown
比重:1.48 (18/4℃)
水溶解性:Miscible with water. Slightly miscible with benzene and toluene. Immiscible with paraffins.
最大波长(λmax):λ:240-320 nm Amax:<0.4
敏感性:Light Sensitive & Hygroscopic
Merck:14,5954
BRN:1446024
稳定性:Stable. Moisture sensitive. Incompatible with amines, bases, water, common metals. Releases a substantial amount of heat when diluted with water (add acid to water with care if diluting).
InChIKey:AFVFQIVMOAPDHO-UHFFFAOYSA-N
CAS 数据库:75-75-2(CAS DataBase Reference)
NIST化学物质信息:CH3SO3H(75-75-2)
EPA化学物质信息:Methanesulfonic acid (75-75-2)