Sodium borohydride treatment of the enantiomerically pure tricarbonyl(eta(6) -arene) chromium(0) complexed beta-lactam 7 promoted a stereoselective ring opening-ring closure reaction sequence leading to the novel dihydrobenzopyran derivative 9 in good yield. (C) 2005 Elsevier Ltd. All rights reserved.
Del Buttero, P., Molteni, G., Papagni, A., Pilati, T. (2005). Dihydrobenzopyran skeleton from beta-lactams: a stereoselective ring opening-ring closure reaction sequence. TETRAHEDRON-ASYMMETRY, 16(5), 971-974 [10.1016/j.tetasy.2004.11.096].
Dihydrobenzopyran skeleton from beta-lactams: a stereoselective ring opening-ring closure reaction sequence
PAPAGNI, ANTONIO;
2005
Abstract
Sodium borohydride treatment of the enantiomerically pure tricarbonyl(eta(6) -arene) chromium(0) complexed beta-lactam 7 promoted a stereoselective ring opening-ring closure reaction sequence leading to the novel dihydrobenzopyran derivative 9 in good yield. (C) 2005 Elsevier Ltd. All rights reserved.
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