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Ultrasound Promoted 1, 3‐Dipolar Cycloaddition Reactions of Nitrile Oxides with α, β‐Unsaturated Acetals
Author(s) -
Lu TaJung,
Sheu LijJyi
Publication year - 1995
Publication title -
journal of the chinese chemical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.329
H-Index - 45
eISSN - 2192-6549
pISSN - 0009-4536
DOI - 10.1002/jccs.199500119
Subject(s) - chemistry , nitrile , cycloaddition , 1,3 dipolar cycloaddition , photochemistry , dipole , organic chemistry , catalysis
Abstract The 1,3‐dipolar cycloaddition reactions of nitrile oxides and α,β‐unsaturated 1,3‐dioxolanes were effectively accelerated by ultrasound irradiation to give the A 2 ‐isoxazolines with yields and regioselectivities surpassing those of the corresponding thermal reactions.