Styrene oxide is used as an intermediate in medicine and perfume.
Aryl substituted epoxides undergo rearrangement in the presence of NaBH4 in benzene to give arylacetaldehydes: Gazz. Chim. Ital., 121, 579 (1991).
In the presence of Pd(OAc)2 and Bu3P, a tandem isomerization-aldol condensation occurs: J. Org. Chem., 61, 7565 (1996):
In the presence of excess of a second aldehyde, crossed aldol reactions occur in moderate yield.
Gefahrenhinweise (EU): H227-H302-H312-H319-H350
Combustible liquid. Harmful if swallowed. Harmful in contact with skin. Causes serious eye irritation. May cause cancer.
Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.