title: 3-Methylheptane
text: # 3-Methylheptane
  
  3-Methylheptane is a branched alkane isomeric to octane. Its structural formula is $CH_3CH_2CH(CH_3)CH_2CH_2CH_2CH_3.$ It has one stereocenter.
  
  Its refractive index is 1.398 (20 °C, D).
  
  