4-甲基庚烷是一种有机化合物,化学式为C8H18,是辛烷的同分异构体之一,它可从石油中分离得到。它是高度易燃的液体,难溶于水。[3]它的玻璃转化温度为−174.4 °C(98.7 K)[4]临界点为561.7 K, 2.54 MPa。[5]

4-甲基庚烷
识别
CAS号 589-53-7  checkY
SMILES
 
  • CCCC(C)CCC
性质
化学式 C8H18
摩尔质量 114.23 g·mol−1
密度 0.70463 g·cm−3(20 °C)[1]
熔点 −121 °C(152 K)[2]
沸点 117.7 °C(390.8 K)[2]
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

参考文献

编辑
  1. ^ A.F. Forziati, A.R. Glasgow, C.B. Willingham, F.D. Rossini. Purification and properties of 29 paraffin, 4 alkylcyclopentane, 10-alkylcyclohexane, and 8 alkylbenzene hydrocarbons (PDF). Journal of Research of the National Bureau of Standards. 1946-02, 36 (2): 129 [2020-06-10]. ISSN 0091-0635. doi:10.6028/jres.036.005. (原始内容存档 (PDF)于2018-06-05) (英语). 
  2. ^ 2.0 2.1 "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US). Retrieved from SciFinder. [2020-06-05]
  3. ^ 4-Methylheptan页面存档备份,存于互联网档案馆(德文). GESTIS-Stoffdatenbank. [2020-06-05]
  4. ^ Shervin Shahriari, Andrea Mandanici, Li-Min Wang, Ranko Richert. Dynamics of glass-forming liquids. VIII. Dielectric signature of probe rotation and bulk dynamics in branched alkanes. The Journal of Chemical Physics. 2004-11-08, 121 (18): 8960–8967 [2020-06-10]. ISSN 0021-9606. doi:10.1063/1.1804944 (英语). 
  5. ^ Eric W. Lemmon, A. R. H. Goodwin. Critical Properties and Vapor Pressure Equation for Alkanes CnH2n+2: Normal Alkanes With n⩽36 and Isomers for n=4 Through n=9. Journal of Physical and Chemical Reference Data. 2000-01, 29 (1): 1–39 [2020-06-10]. ISSN 0047-2689. doi:10.1063/1.556054. (原始内容存档于2017-12-20) (英语).