期刊
TETRAHEDRON
卷 65, 期 28, 页码 5456-5461出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tet.2009.04.018
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资金
- Ministero dell'Universita, dell'istruzione e della Ricerca (MIUR)-Rome
- Universita degli Studi di Urbino 'Carlo Bo'
- State of Mecklenburg-Vorpommern
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. (C) 2009 Elsevier Ltd. All rights reserved.
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