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Samarium Iodide Induced Intramolecular C‐Glycoside Formation: Efficient Radical Formation in the Absence of an Additive
Author(s) -
Mazéas Daniel,
Skrydstrup Troels,
Doumeix Olivier,
Beau JeanMarie
Publication year - 1994
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199413831
Subject(s) - intramolecular force , iodide , chemistry , samarium , samarium diiodide , glycoside , stereochemistry , medicinal chemistry , organic chemistry
With pyridylsulfonyl instead of phenylsulfonyl leaving groups sugar derivatives such as 1 undergo radical cyclization promoted by SmI 2 . 5‐ exo Cyclization finally results in C‐glycosides of type 2 .