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Synlett 2000; 2000(1): 110-112
DOI: 10.1055/s-2000-6458
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An Efficient, Selective Hydrolysis of Terminal Isopropylidene Acetal Protection by Zn(NO3)2 · 6H2O in Acetonitrile

S. Vijayasaradhi* , Jaimala Singh, Indrapal Singh Aidhen
  • *Department of Chemistry, Indian Institute of Technology Madras Chennai-600 036, India; Fax + 91-44-2 35 05 09; E-mail: isingh@acer.iitm.ernet.in
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Publikationsdatum:
31. Dezember 2000 (online)

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Di-O-isopropylidene sugar derivatives (1a-9a) on treatment with a solution of Zn(NO3)2 · 6H2O in acetonitrile, undergo regioselective hydrolysis to furnish the corresponding diols (1b-9b) in excellent yields.

cyclic isopropylidene acetals - regioselective - Zn(NO3)2 · 6H2O - carbohydrates - protection-deprotection