(3-((6-Bromohexyl)oxy)butyl)benzene is an intermediate in synthesizing 4-Hydroxy-α1-[[[6-(1-methyl-3-phenylpropoxy)hexyl]amino]methyl]-1,3-benzenedimethanol (H948170), an impurity of Salmeterol (S090100), a β2-Adrenergic agonist. Structural analog of Albuterol (A514500).