A mild base-promoted three-component deconstructive functionalization of exocyclic 1,3-dicarbonyls with aryl diazonium tetrafluoroborates in the presence of alcohols is reported,enabling direct ring-opening of unstrai...
supported by grants from National Key Program (No. 2016YFA0200302, Study on application and preparation of aroma nanocomposites);National Natural Science Foundation of China (NSFC, No. 21472213);Croucher Foundation (Hong Kong) in the form of a CAS-Croucher Foundation Joint Laboratory Grant
α,β-Alkynyl ketoesters were introduced to the enantioselective Henry reaction(nitroaldol condensation)with nitromethane catalyzed by tartaric acid derived chiral iminophosphoranes.As such,a variety of optically act...