sub 28 o 85 1 9 5found 84 7 9 5 ______________________________________ using the method described in example 1 4 bromofluorobenzene is reacted to provide 2 6 di t butyl 4 hydroxy 4 4 39 fluorophenyl 2 5 cyclohexadienone m p 123 u00b0 125 u00b0 c this product is reduced as described in example 1 to provide 2 6 di t butyl 4 4 39 fluorophenyl phenol m p 97 u00b0 99 u00b0 c ______________________________________analysis c h______________________________________calculated for c sub 20 h sub 25 fo 80 0 8 4found 79 7 8 5 ______________________________________ using the method of example 7 4 bromotoluene is converted to 2 6 di t butyl 4 4 39 methylphenyl phenol m p 119 5 u00b0 121 u00b0 c ______________________________________analysis c h______________________________________calculated for c sub 21 h sub 28 o 85 1 9 5found 85 2 9 5 ______________________________________ using the method of example 1 2 bromochlorobenzene is reacted to provide 2 6 di t butyl 4 2 39 chlorophenyl 2 5 cyclohexadienone this product 5 0 g 0 015 mole is treated with 125 ml of concentrated hydroiodic acid and stirred for about 16 hours the mixture is filtered the residue rinsed with water and then dried to provide an off white powder the product is recrystallized from petroleum ether to provide 2 2 39 chlorophenyl 2 6 di t butyl phenol m p 89 5 u00b0 91 u00b0 c ______________________________________analysis c h______________________________________calculated for c sub 20 h sub 25 clo 75 8 7 95found 76 1 8 1 ______________________________________.