Khazaei, A.; Amini Manesh, A.; Rostami, A.; Ali Alavi-Nik, H.; Toodeh Roosta, Z. Conversion of Aldehydes to Acylals Using Acetic Anhydride in Presence of Catalytic Amount of Fe(NO3)3&Middot;9H2O Under Solvent-Free Conditions at Room Temperature. ajc 2010, 23, 614-616.