G. Hondrogiannis et al., ALUMINA AS REAGENT - THE ONE-STEP CONVERSION OF BENZYL-CHLORIDE AND BROMIDE INTO DIBENZYL ETHER, Tetrahedron letters, 35(34), 1994, pp. 6211-6214
Benzyl chloride and bromide react with alumina via a two-step mechanis
m to produce dibenzyl ether in good yield. Chemisorbed benzyloxy is th
e other major product of the reactions.