Bi(OTf)3 and SiO2-Bi(OTf)3 as Effective Catalysts for the Ferrier Rearrangement#

Molecules

J. Lokesh Babu²  Anakshi Khare¹ 

[1] Department of Chemistry, University of Lucknow, Lucknow 226 006, India.;Department of Chemistry, Indian Institute of Technology Kanpur 208 016, India. Fax: [phone].

关键词: Glycals;    pseudoglycals;    glycosidation;    bismuth triflate;    Ferrier rearrangement;   

DOI  :  10.3390/10080884

来源: mdpi

【 摘 要 】

Bi(OTf)₃ and SiO₂-Bi(OTf)₃ are found to effectively catalyze the Ferrier rearrangement of tri-O-acetyl glycals with different alcohols providing an effective route to 2,3-unsaturated O-glycosides with good anomeric selectivity and  good to excellent yields after short reaction times.

【 授权许可】

Unknown   
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