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Structure and condensation reactions of 2,3-dihydrofuro(3,2- c )coumarin-3-one



2,3-Dihydrofuro(3,2- c )coumarin-3-one was synthesized in quantitative yield from 3-(ω-bromoacetyl)-4-hydroxycoumarin in the presence of nucleophiles (including solvents). This compound undergoes keto-enol tautomerization and easily reacts with aromatic and heteroaromatic aldehydes to form crotonization products having a Z configuration and exhibiting strong fluorescence.



Russian Chemical BulletinSpringer Journals

Published: Sep 1, 2011

DOI: 10.1007/s11172-011-0287-4

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