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来自维基百科,自由的百科全书
2-庚酮(英語:2-Heptanone,也称为甲基正戊基酮,methyl n-amyl ketone,或庚-2-酮,Heptan-2-one,)是一种化学式为C7H14O的有机化合物,常温常压下为无色液体,微溶于水[4]。
2-庚酮[1] | |
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IUPAC名 Heptan-2-one | |
别名 | Amyl methyl ketone Butyl acetone Methyl n-amyl ketone Methyl pentyl ketone |
识别 | |
CAS号 | 110-43-0 ![]() |
PubChem | 8051 |
ChemSpider | 7760 |
SMILES |
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InChI |
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InChIKey | CATSNJVOTSVZJV-UHFFFAOYAO |
ChEBI | 5672 |
KEGG | C08380 |
性质 | |
化学式 | C7H14O |
摩尔质量 | 114.18 g·mol⁻¹ |
外观 | 澄清液体 |
氣味 | 类似香蕉,水果气息[2] |
密度 | 0.8 g/mL |
熔点 | -35.5 °C(238 K) |
沸点 | 151 °C(424 K) |
溶解性(水) | 0.4% by wt |
蒸氣壓 | 3 mmHg (20°C)[2] |
磁化率 | -80.50·10−6 cm3/mol |
危险性 | |
爆炸極限 | 1.1% at 151 °F(66 °C) - 7.9% at 250 °F(121 °C)[2] |
PEL | TWA 100 ppm (465 mg/m3)[2] |
致死量或浓度: | |
LD50(中位剂量)
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1670 mg/kg (大鼠,经口) 750 mg/kg (小鼠,经口)[3] |
LCLo(最低)
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4000 ppm 大鼠,4 hr) 2000 ppm (豚鼠,14.8 hr)[3] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
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