Unusual Pt-catalyzed stereo and regioselective intramolecular hydrosilylation of propargyl alcohols to (E,E)-1,6-dioxa-2,7-disila-3,8-ecidienes
摘要:
Stereo- and regioselective functionalization of propargyl alcohols have been achieved via intramolecular hydrosilylation reaction promoted by solvated Pt-atoms. (C) 1998 Elsevier Science S.A.. All rights reserved.
Stereoselective transformation of easily available (2Z,4E)-2,4-alkadien-1-ols into (E)-3-alkene-1,2,5-triol derivatives
作者:Shinya Yoshida、Moriteru Asano、Yuichi Kobayashi
DOI:10.1016/j.tetlet.2005.08.074
日期:2005.10
Synthesis of 3-alkenyl-1,2,5-triol derivatives, potentially useful intermediates in organic synthesis, is established, which constitutes stereoselective epoxidation of the hitherto hardly accessible dienyl alcohols of the cis,trans stereochemistry followed by Pd-catalyzed reaction with AcOH. (c) 2005 Elsevier Ltd. All rights reserved.