e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
Regioselective synthesis of heterocyclic ketene N, N-, N, O-and N, S-acetals in aqueous medium
LG Chanu, OM Singh, SH Jang…
Index: Chanu, Langpoklakpam Gellina; Singh, Okram Mukherjee; Jang, Sang Hun; Lee, Sang-Gyeong Bulletin of the Korean Chemical Society, 2010 , vol. 31, # 4 p. 859 - 862
Abstract The reactions of ketene dithioacetals with ethane-1, 2-diamine, propane-1, 3- diamine, 2-aminoethanol, 3-aminopropanol, and 2-aminoethanethiol in ordinary water in the absence of any acid/base catalyst afforded the heterocyclic ketene N, N-, N, O-and N, S- acetals in good yields.