Asymmetric synthesis of atropisomeric pyrazole via an enantioselective reaction of azonaphthalene with pyrazolone.
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DOI: 10.1039/c9cc06360a
Abstract: The first catalytic asymmetric reaction of azonaphthalene with pyrazolone has been established. A wide range of axially chiral pyrazole derivatives have been achieved in good yields (68-99%) with excellent enantioselectivities (83-98% ee) by utilizing chiral… read more here.
Keywords: azonaphthalene pyrazolone; asymmetric synthesis; pyrazole; reaction azonaphthalene ... See more keywords