2-Tetralone is an organic chemical compound with the molecular formula C10H10O.

This colourless oil is an intermediate in organic synthesis.

The compound was first obtained by Eugen Bamberger and Wilhelm Lodter in 1893 by dehydrohalogenation of 3-chloro-2-tetralol with hot alkali.

[1][2] 2-Tetralone may be prepared by reductive cleavage of 2-naphthyl ethers.

[3] 2-Tetralone is an intermediate in the synthesis of a variety of pharmaceutical drugs including L-687,384, nepinalone, napamezole,[4] spirodone, and trioxifene.