Publication: Synthesis of some benzo-14-crown-4 ethers substituted to 7,8-dihydroxy-3-phenylcoumarin derivatives
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PERGAMON-ELSEVIER SCIENCE LTD
Abstract
7,8-Dihydroxy-3-phenylcoumarin derivatives reacted with 1,2-bis-(3-tosyloxypropoxy)benzene in CH3CN/alkali carbonate to furnish 3-phenylchromenone-14-crown-4 ether derivatives, which were identified with elemental analysis, IR, H-1 NMR, C-13 NMR and MS spectroscopy.
