Respuesta :

There are four isomeric haloalkanes with molecular formula C4H9Br
   The primary bromides are 1-bromobutane,
  CH3CH2CH2CH2Br, and 1-bromo-2-methylpropane,
  (CH3)2CHCH2Br
   The secondary bromide is 2-bromobutane,
  CH3CH2CHBrCH3.
   The tertiary bromide is 2-bromo-2-methylpropane,
  (CH3)3CBr.