Alessandro B.C. Simas, Angelo A.T. da Silva, Tarcizio J. dos Santos Filho and Pedro T.W. Barroso
Direct selective and controlled protection of multiple hydroxyl groups in polyols via iterative regeneration of stannylene acetals
Tetrahedron Letters
Volume 50, Issue 23, 10 June 2009, Pages 2744-2746 + НУЖНЫ Supplementary data !!!
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http://dx.doi.org/10.1016/j.tetlet.2009.03.114