A New Atom-Economical and Selective Synthesis of Secondary and Tertiary Alkylamines by Means of Cp*Iridium Complex Catalyzed Multiple N-Alkylation of Ammonium Salts with Alcohols without Solvent - Yamaguchi, Ryohei; Mingwen, Zhu; Kawagoe, Shoko; Asai, Chiho; Fujita, Ken-ichi (Synthesis, 2009)