Synlett 1994; 1994(10): 851-852
DOI: 10.1055/s-1994-23029
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Efficient and Safe Deprotection of Hindered Silylated Ethers Using in situ Generated HF

S. Mabic* , J. -P. Lepoittevin
  • *Laboratoire de Dermatochimie associé au CNRS, Université Louis Pasteur, Clinique Dermatologique, CHU, F-67091 Strasbourg, France.
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Publication History

Publication Date:
22 March 2002 (online)

Hindered silylated ethers such as t-butyldiphenylsilyl or triphenylsilyl are readily cleaved at room temperature using in situ generated HF from the reaction of BF3·OEt2 with 4-methoxysalicylaldehyde.