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CAS号:78-78-4
英文名称:2-Methylbutane
英文同义词:JJDW
;R 601A;Isopentan;iso-C5H12;iso-Pentan;ISOPENTANE;NSC 119476;methylbutane;2Methylbutan;ISOPROPENTANE
中文名称:2-甲基丁烷
中文同义词:异戊;異戊烷;异戊烷;2-甲基丁烷;二-甲基丁烷;乙基二甲基甲烷;异戊烷(色谱级);甲基丁烷-D12;2-甲基丁烷,99%;异戊烷,2-甲基丁烷
CBNumber:CB5854378
分子式:C5H12
分子量:72.15
MOL File:78-78-4.mol
熔点:-160 °C
沸点:30 °C(lit.)
密度:0.62 g/mL at 25 °C(lit.)
蒸气密度:2.6 (vs air)
蒸气压:11.17 psi ( 20 °C)
折射率:n
闪点:−51 °C
储存条件:2-8°C
溶解度:0.048g/l
酸度系数(pKa):>14 (Schwarzenbach et al., 1993)
形态:Liquid
颜色:Clear colorless
爆炸极限值(explosive limit):1.3-7.6%(V)
嗅觉阈值(Odor Threshold):1.3ppm
水溶解性:Miscible with water, hydrocarbons, oils, alcohol and ether.
最大波长(λmax):λ: 192 nm Amax: 1.00λ: 210 nm Amax: 0.30λ: 220 nm Amax: 0.07λ: 240-400 nm Amax: 0.01
BRN:1730723
Henry's Law Constant:(atm?m3/mol): 1.24 at 25 °C (approximate - calculated from water solubility and vapor pressure)
暴露限值:ACGIH TLV: TWA 600 ppm (adopted).
稳定性:Stable. Extremely flammable. Incompatible with strong oxidizing agents. Vapour-air mixtures explosive in certain proportions. Incompatible with rubber, various plastics. The vapour, being heavier than air, may roll over surfaces and collect in low points. Note low flash point.
CAS 数据库:78-78-4(CAS DataBase Reference)
NIST化学物质信息:Butane, 2-methyl-(78-78-4)
EPA化学物质信息:2-Methylbutane (78-78-4)