The novel synthesis of aryl thiazolines (ATZ) is described and structures established by COSY, HSQC, HMBC and NOESY experiments. Compounds DCL-ATZ and Me-ATZ displayed cytotoxic activities against a neuroblastoma, a platinum-resistant ovarian adenocarcinoma and a prostate adenocarcinoma cell line. Me-ATZ displayed differential antiproliferative effects.
Keywords: Thiazolines, eschenmoser, cytotoxicity, neuroblastoma, ovarian cancer