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CAS號:78-78-4
英文名稱:2-Methylbutane
英文同義詞:JJDW
;R 601A;Isopentan;iso-C5H12;iso-Pentan;ISOPENTANE;NSC 119476;methylbutane;2Methylbutan;ISOPROPENTANE
中文名稱:2-甲基丁烷
中文同義詞:異戊;異戊烷;異戊烷;2-甲基丁烷;二-甲基丁烷;乙基二甲基甲烷;異戊烷(色譜級);甲基丁烷-D12;2-甲基丁烷,99%;異戊烷,2-甲基丁烷
CBNumber:CB5854378
分子式:C5H12
分子量:72.15
MOL File:78-78-4.mol
熔點:-160 °C
沸點:30 °C(lit.)
密度:0.62 g/mL at 25 °C(lit.)
蒸氣密度:2.6 (vs air)
蒸氣壓:11.17 psi ( 20 °C)
折射率:n
閃點:−51 °C
儲存條件:2-8°C
溶解度:0.048g/l
酸度系數(shù)(pKa):>14 (Schwarzenbach et al., 1993)
形態(tài):Liquid
顏色:Clear colorless
爆炸極限值(explosive limit):1.3-7.6%(V)
嗅覺閾值(Odor Threshold):1.3ppm
水溶解性:Miscible with water, hydrocarbons, oils, alcohol and ether.
最大波長(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).
穩(wěn)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 數(shù)據(jù)庫:78-78-4(CAS DataBase Reference)
NIST化學物質(zhì)信息:Butane, 2-methyl-(78-78-4)
EPA化學物質(zhì)信息:2-Methylbutane (78-78-4)