Unknown spiro-cyclopropanated 1-aminopyrrol-2-ones are regioselectively prepared in high yields by Bi(OTf)3-catalyzed one-pot 'Mukaiyama-Michael addition/cyclization/ring-contraction' reactions of 1,2-bis(trimethylsilyloxy)cyclobutene with 1,2-diaza-1,3-butadienes at room temperature. © 2009 Elsevier Ltd. All rights reserved.
Attanasi, O.A., Favi, G., Giorgi, G., Mantellini, F., Karapetyan, V., Langer, P. (2009). Regioselective synthesis of spiro-cyclopropanated 1-aminopyrrol-2-ones by Bi(OTf)3-catalyzed one-pot ‘Mukaiyama–Michael addition/cyclization/ringcontraction’ reactions of 1,2-bis(trimethylsilyloxy)cyclobutene with 1,2-diaza-1,3-butadienes. TETRAHEDRON, 65(28), 5456-5461 [10.1016/j.tet.2009.04.018].
Regioselective synthesis of spiro-cyclopropanated 1-aminopyrrol-2-ones by Bi(OTf)3-catalyzed one-pot ‘Mukaiyama–Michael addition/cyclization/ringcontraction’ reactions of 1,2-bis(trimethylsilyloxy)cyclobutene with 1,2-diaza-1,3-butadienes
Giorgi, Gianluca;
2009-01-01
Abstract
Unknown spiro-cyclopropanated 1-aminopyrrol-2-ones are regioselectively prepared in high yields by Bi(OTf)3-catalyzed one-pot 'Mukaiyama-Michael addition/cyclization/ring-contraction' reactions of 1,2-bis(trimethylsilyloxy)cyclobutene with 1,2-diaza-1,3-butadienes at room temperature. © 2009 Elsevier Ltd. All rights reserved.
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https://hdl.handle.net/11365/2840
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