Pentane
CAS號(hào):
109-66-0
分子式:
C5H12
分子量:
72.15
EINECS號(hào):
203-692-4
熔點(diǎn)
-130 °C
沸點(diǎn)
36 °C
密度
0.626 g/mL at 25 °C(lit.)
蒸氣密度
2.48 (vs air)
蒸氣壓
26.98 psi ( 55 °C)
折射率
n
1.358
閃點(diǎn)
?57 °F
儲(chǔ)存條件
Store at +5°C to +30°C.
溶解度
ethanol: soluble(lit.)
形態(tài)
Liquid
酸度系數(shù)(pKa)
>14 (Schwarzenbach et al., 1993)
顏色
Colorless
比重
0.63
相對(duì)極性
0.009
氣味 (Odor)
Like a gasoline.
嗅覺(jué)閾值(Odor Threshold)
1.4ppm
爆炸極限值(explosive limit)
1.4-8%(V)
水溶解性
insoluble
波長(zhǎng)(λmax)
λ: 200 nm Amax: ≤0.70λ: 210 nm Amax: ≤0.20λ: 220 nm Amax: ≤0.07λ: 230 nm Amax: ≤0.02λ: 250 nm Amax: ≤0.004
Merck
14,7116
BRN
969132
Henry's Law Constant
1.20 at 25 °C (J?nsson et al., 1982)
暴露限值
TLV-TWA 600 ppm (~1800 mg/m3) (ACGIH), 1000 ppm (~3000 mg/m3) (OSHA), 500 ppm (~1500 mg/m3) (MSHA); STEL 750 ppm (~2250 mg/m3) (ACGIH).
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