5-Bromo-1-pentene, with the molecular formula C5H9Br, is an organic compound belonging to the class of pentenes and containing a bromine substituent on the fifth carbon of the pentene chain. This compound possesses unique reactivity and structural properties, making it valuable in various chemical transformations and organic synthesis. Known for its potential as a versatile building block, 5-bromo-1-pentene serves as a key intermediate in the preparation of diverse compounds with specific functional groups and stereochemical characteristics.