The reaction of functionalised mono or dichlorinated materials 1a–6a with an excess of lithium and a catalytic amount of a naphthalene supportedpolymer (P-152, easily prepared by radical copolymerisation of 2-vinylnaphthalene, styrene and divinylbenzene) in THF either in the presence (Barbier-type conditions) or not of different electrophiles [Me3SiCl, BunCHO, BuiCHO, PhCHO, Et2CO, c(C3H5)2CO, Pri2CO