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CAS號(hào):106-97-8
英文名稱:n-Butane
英文同義詞:A-17;r600;Q GAS;Bu-Gas;Butani;Batane;HC 600;BUTANE;Butanen;n-Butan
中文名稱:正丁烷
中文同義詞:丁烷;正丁烷;正丁烷氣體;高純正丁烷;甲基乙基甲烷;正丁烷(置于無(wú)閥氣瓶中)
分子式:C4H10
分子量:58.12
熔點(diǎn):−138 °C(lit.)
沸點(diǎn):−0.5 °C(lit.)
密度:0.579 g/mL at 20 °C(lit.)
蒸氣密度:2.11 (vs air)
蒸氣壓:3.21, 1.26, and 0.66 mM at 4, 25, and 50 °C, respectively (Kresheck et al., 1965)
折射率:1.3326
閃點(diǎn):45
形態(tài):gas
嗅覺閾值(Odor Threshold):1200ppm
水溶解性:73.24mg/L(25 ºC)
Merck:1515
BRN:969129
Henry's Law Constant:(atm?m3/mol): 0.356 at 5 °C, 0.454 at 10 °C, 0.568 at 15 °C, 0.695 at 20 °C, 0.835 at 25 °C (Ben-Naim et al., 1973)
暴露限值:TLV-TWA 800 ppm (~1920 mg/m3) (ACGIH), 500 ppm (1200 mg/m3) (MSHA).
穩(wěn)定性:Stable. Extremely flammable. Readily forms explosive mixtures with air. Note low flash point. Incompatible with strong oxidizing agents, strong acids, strong alkalies.
CAS 數(shù)據(jù)庫(kù):106-97-8(CAS DataBase Reference)
EPA化學(xué)物質(zhì)信息:Butane (106-97-8)