Synthesis of all eight stereoisomeric 6-deoxy-l-hexopyranosyl donors - trends in using stereoselective reductions or mitsunobu epimerizations
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Synthesis of all eight stereoisomeric 6-deoxy-l-hexopyranosyl donors - trends in using stereoselective reductions or mitsunobu epimerizations. / Frihed, Tobias; Pedersen, Christian Marcus; Bols, Mikael.
I: European Journal of Organic Chemistry, Bind 2014, Nr. 35, 2014, s. 7924-7939.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Synthesis of all eight stereoisomeric 6-deoxy-l-hexopyranosyl donors - trends in using stereoselective reductions or mitsunobu epimerizations
AU - Frihed, Tobias
AU - Pedersen, Christian Marcus
AU - Bols, Mikael
PY - 2014
Y1 - 2014
N2 - The synthesis of all eight rare but biologically important 6deoxy-L-hexoses as their thioglycoside glycosyl donors starting from the commercially available L-rhamnose or L-fucose is reported. The synthesis of all eight 6-deoxy-L-hexoses was accomplished using a variety of epimerization methods, which revealed some general trends. The stereoselective reduction of 4-oxopyranosides could be predicted by the Cram chelation model, while Mitsunobu conditions led to elimination in some substrates.
AB - The synthesis of all eight rare but biologically important 6deoxy-L-hexoses as their thioglycoside glycosyl donors starting from the commercially available L-rhamnose or L-fucose is reported. The synthesis of all eight 6-deoxy-L-hexoses was accomplished using a variety of epimerization methods, which revealed some general trends. The stereoselective reduction of 4-oxopyranosides could be predicted by the Cram chelation model, while Mitsunobu conditions led to elimination in some substrates.
KW - 6-Deoxy-l-sugars
KW - Carbohydrates
KW - Diastereoselectivity
KW - Nucleophilic substitution
KW - Reduction
KW - Substituent effects
U2 - 10.1002/ejoc.201403074
DO - 10.1002/ejoc.201403074
M3 - Journal article
AN - SCOPUS:84919363713
VL - 2014
SP - 7924
EP - 7939
JO - European Journal of Organic Chemistry
JF - European Journal of Organic Chemistry
SN - 1434-193X
IS - 35
ER -
ID: 131020797