Direct synthesis of lactones by double carbonylation of (2-bromoethyl)benzene catalyzed by Sn(Co(CO)4)4

Article abstract of DOI:10.1016/S0040-4039(00)92286-X

The direct synthesis of lactones is performed by double carbonylation of (2-bromoethyl)benzene under carbon monoxide pressure. The reaction is catalyzed by Sn(Co(CO)₄))₄ in the presence of a base in hydro-alcoholic medium.