Abstract
A highly efficient route to substituted furans from readily available 5-hydroxymethyl-substituted Δ2- isoxazolines is described. The transformation involves sequential reduction/hydrolysis/cyclocondensation in a one-pot reaction using iron as reducing agent under mild conditions.
Keywords: Furan, isoxazoline, iron, reduction, optoelectronic, natural products, cyclocondensation, catalytic hydrogenation, 2-isoxazolines, hydroxy ketones, N, –, O bond cleavage, hydroxyimine, cyclodehydration, HCl, HOAc, reaction temperature, vinyl groups, acetic acid, solvents, NMR, CDCl3, MgSO4