| abstract |
A halogenating compound is described of the general formulan which is the kinetically controlled product of the reaction of equivalent amounts of a triaryl phosphite of the formulan and chlorine or bromine in a substantially anhydrous inert organic solvent wherein in the above formulas Z is hydrogen, halo, C 1 -C 4 alkyl or C 1 -C 4 alkoxy, and X is Cl or Br. |