The preparation and bactericidal properties of several alkyl fluorophenols were reported by Suter, Lawson and Smith2; one other related compound, 1-(2-hydroxy-5-fluorophenyl)-2- pen-tene, was reported by Deische13 to have bactericidal properties. No fluorohydroxybiphenyls are reported in the literature; the present synthesis of some of them was undertaken in view of the bactericidal properties shown by the alkyl fluorophenols ...