Synthesis of Sulfinimines by Direct Condensation of Sulfinamides with Aldehydes Using Cs2CO3 as an Activating and Dehydrating Reagent - Higashibayashi, Shuhei; Tohmiya, Hiraku; Mori, Tomonori; Hashimoto, Kimiko; Nakata, Masaya (Synlett, 2004)