1287741-89-2Relevant academic research and scientific papers
From cationic to anionic helicenes: New reactivity through umpolung
Conreaux, David,Mehanna, Nathalie,Herse, Christelle,Lacour, Jerome
, p. 2716 - 2722 (2011)
Using a two-step reduction/metalation procedure, highly stable chiral carbenium ions are transformed into reactive carbanion intermediates. Interesting polar ketone and thioamide products are the results of this umpolung that occurs with complete retentio
