Optically active bicyclic N-heterocycles by organocatalytic asymmetric Michael addition/cyclization sequences
Highly stereoselective one-pot syntheses of various optically active N-heterocyclic bicycles have been developed. The protocols are based on an organocatalytic, asymmetric Michael addition followed by a condensation/ cycloaddition sequence to furnish aziridine carbonyls, β-lactams, or octahydrobenzo[c]isoxazoles depending on the reaction conditions and applied nucleophiles. Copyright
Worgull, Dennis,Dickmeiss, Gustav,Jensen, Kim L.,Franke, Patrick T.,Holub, Nicole,Jorgensen, Karl Anker
supporting information; experimental part
p. 4076 - 4080
(2011/06/11)
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