"As such, the prospect of using lanthanide as acatalyst in the synthesis of pharmaceuticals for use in mammals, including human, is very attractive.The alkylation process may follow the general scheme:wherein R may be an alkyl group and J may be a halogen, for example Iodine, fluorine, preferably Bromine or Chlorine; R' is the organic compound and RR' is the alkylated organic compound.In a preferre" . . . .