2-庚酮(英语: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有机化合物,常温常压下为无色液体,微溶于水[4]

Quick Facts 2-庚酮[1], 识别 ...
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  checkY
PubChem 8051
ChemSpider 7760
SMILES
 
  • O=C(C)CCCCC
InChI
 
  • 1/C7H14O/c1-3-4-5-6-7(2)8/h3-6H2,1-2H3
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
气味 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 0.4% by wt
蒸气压 3 mmHg (20°C)[2]
磁化率 -80.50·10−6 cm3/mol
危险性
爆炸极限 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
1670 mg/kg (大鼠,经口)
750 mg/kg (小鼠,经口)[3]
LCLo最低
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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