3-[2-(3-Bromophenyl)ethyl]-2-pyridinecarbonitrile is an intermediate in the synthesis of 8-Deschloro-8-bromo Desloratadine (D290995), an impurity of Loratadine (L469575). 8-Deschloro-8-bromo Desloratadine may be usedto develop novel analytical applications for detecting impurities ofLoratadine.