Enantioselective Selenocyclization via Dynamic Kinetic Resolution of Seleniranium Ions by Hydrogen-Bond Donor Catalysts
Author(s) -
Hu Zhang,
Song Lin,
Eric N. Jacobsen
Publication year - 2014
Publication title -
journal of the american chemical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.115
H-Index - 612
eISSN - 1520-5126
pISSN - 0002-7863
DOI - 10.1021/ja510113s
Subject(s) - chemistry , enantioselective synthesis , squaramide , kinetic resolution , catalysis , hydrogen bond , lewis acids and bases , ion , kinetic energy , organocatalysis , organic chemistry , molecule , physics , quantum mechanics
Highly enantioselective selenocyclization reactions are promoted by the combination of a new chiral squaramide catalyst, a mineral acid, and an achiral Lewis base. Mechanistic studies reveal that the enantioselectivity originates from the dynamic kinetic resolution of seleniranium ions through anion-binding catalysis.
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