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ChemInform Abstract: Catalytic Cyclization of Alkenyl N,O-Acetals by Fe(OTf)3.

✍ Scribed by Kimihiro Komeyama; Ryoichi Igawa; Takayuki Morimoto; Ken Takaki

Publisher
John Wiley and Sons
Year
2009
Weight
19 KB
Volume
40
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Catalytic, Enantioselective Alkylations of N,O-Acetals.
✍ Dana Ferraris; Travis Dudding; Brandon Young; William J. Drury III; Thomas Lectk πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons βš– 31 KB πŸ‘ 2 views

Catalytic, Enantioselective Alkylations of N,O-Acetals. -The first high-yielding (73-93%) asymmetric alkylations (e.e. up to 96%) of racemic hemiacetals of type (I) with nucleophiles (II) or (V) using a chiral Cu(I)-based catalyst are presented. Several N-protecting sulfonyl groups are tested with