3-Bromopyridine is an aryl bromide and isomer of bromopyridine with the formula C5H4BrN.

It is a colorless liquid that is mainly used as a building block in organic synthesis.

[1][2] It participates as a substrate in many reactions associated with aryl halides, e.g., the Heck reaction[3] and Buchwald-Hartwig coupling.

[4]