非表示:
キーワード:
asymmetric synthesis; Brønsted acid catalysis; electrophilic amination; α-branched ketones; enol catalysis; azodicarboxylates
要旨:
We report a highly enantioselective α-amination of α-branched ketones catalyzed by a chiral phosphoric acid employing azodicarboxylates as reagents. The desired products were obtained in good to excellent yields and enantioselectivities.