10.1002/ejoc.202100535
European Journal of Organic Chemistry
COMMUNICATION
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Foundation of Tianjin (18JCYBJC20400), the Fundamental
Research Funds for the Central Universities and Nankai
University.
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During the preparation of the manuscript, Liu reported palladium-
catalyzed (4 + 4) annulation of silacyclobutanes and 2-iodobiarenes,
see: M.-H. Zhu, X.-W. Zhang, M. Usman, H. Cong, W.-B. Liu, ACS Catal.
2021, 11, 5703−5708.
Keywords: silacycle • ring expansion • C−Si bond cleavage •
C−H bond activation • palladium catalysis
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