sec-Butylamine

sec-Butylamine is an organic chemical compound (specifically, an amine) with the formula CH₃CH₂CH(NH₂)CH₃, and occurs as a colorless liquid. sec-Butylamine is one of the four isomeric amines of butane, the others being n-butylamine, tert-butylamine and isobutylamine. It is very harmful to aquatic organisms.