A white crystalline compound prepared by condensation of benzaldehyde in potassium cyanide and used in organic syntheses. This should not be confused with benzoin gum from STYRAX.

Synonyms: 2 hydroxy 1,2 diphenylethanone, Ethanone, 2-hydroxy-1,2-diphenyl-, 2-hydroxy-1,2-diphenylethanone, L7J6A1NE81, Benzoin